Part 1: Website Guide - poama
Contents
1. iil Homogenisation and composite details A PDF document providing the adjustments for each station which has been used to homogenise the time series is provided The dates and the reasons for the adjustments at each site are listed in two tables the first for temperatures and the second for rainfall 2 2 Downloading data files The data used to create the graph presented in the Data Display is available to be downloaded and can be accessed on the left side of the interface above the Data Display There is a link for each variable available in the Climate Variable section described in section 2 2 1 This option is restricted for use by those who have been provided with a password to access the data Each country has ownership over their data and thus a request for access to the data files must be approved by the country Once the relevant password has been obtained click on the name of the climate variable to download A new window will open and a pop up requesting a username and password will appear Entering the correct username and password will then lead to a pop up providing the option to either open or save the file The files will be downloaded as a Comma Separated Value CSV file containing the entire record of the selected climate variable for that Station If available both the raw and homogenisation datasets are available for download with the homogenised dataset denoted by the variable followed by the text homo An examp2. 91524 Period Annual y Country Niue I atitude 19 NAS onaftiele 149 93y Data analysis Years of running average T Choose to view a trend line or a T linear trend A average running average in the Data Display pesetatot wi AA tricted St units imperial units Rain MaxT MinT MeanT DTR MSLP Rain hormo MaxT homo MinT homo MeanT homo Annual Maximum Temperature Hanan Airport Pacific Climate Change Scien ce Program Units Option to select the units used in the Data Display SI or Imperial Maximum Temperature C 1930 1940 1950 1960 1970 1980 1990 2000 2010 Year Linear trend of 0 11 C decade X nsufficient data Figure 8 Functionality of the Display selection 2 2 1 Climate variable The first drop down menu allows for the selection of the climate variable to be graphed and analysed in the Data Display There are two dataset types raw and homogenised The raw datasets contain the data as it has been collected from the station and has not been adjusted for changes to the site over time The homogenised datasets are those that have been adjusted using statistical methods to eliminate any non climatic changes The options available for selection from the drop down menu are listed below i Rainfall raw Max Temperature raw Min Temperature raw Nr S iv Mean Temperature raw v Diurnal Temp Range raw vi Mean Sea level Pressure
3. 16 6 37 Figure 11 An example of a CSV file download of monthly rainfall data for an individual station 3 Step by step guide A process for accessing climate data is described below 1 2 Select the desired climate variable from the drop down menu in the Data tab of the Side Panel Select the Country of interest from the drop down menu also located in the Data tab of the Side Panel Click on a station yellow dot to reveal information in the Station pop up Check the station name at the top of the Station pop up and if this station is the desired location click the Show time series data link to open the graphical interface in a new window and access the data for the nominated site If the incorrect station has been selected click the X button in the top right corner of the Station pop up to return to the previous view The previously selected variable will automatically register in the Variable drop down menu and is presented in the Data Display The default period is the entire length of record for the variable and station selected To alter the years display in the Data Display enter the desired time period in the Start year and End year fields and click on the Plot button To view a linear trend through the data enter T in the box next to the Years of running average and click the Plot button to update the Data Display To view the same variable fro
4. Program Login per Climate Dat Removal eK Goto Bookmark Login rint gt Climate s Q enn Seasonal outlooks Reports amp summaries Weather amp climate data I would like lect a dat v Maps recent conditions Select a data type Maps average conditions Climate change Country of interest Extremes of climate Select a country Qoesby 8 O RD pa Port Vi sung 2 a g Nuku aQa oumea arua nanang O O O 0 1000 2000 Click on a weather station for information BR IES Peon Tip Hold down the Shift key and drag your mouse to zoom in to an area or use Country of interest Disclaimer 7 Figure 1 Orientation of the Pacific Climate Change Data Portal from the default view of the map interface 1 1 Navigation Tabs These tabs are used for navigation between the different regions which have stations included in the Data Portal 1 1 1 Home tab The Go to home option within this tab returns the zoom level to the default There is also the option to save the changes made to the zoom level and position by selecting the Set as home option To revert back to the default view after changes to the home page have been saved select the Clear home option 1 1 2 Go to tab The Go to tab allows the selection of 23 different countries or regions across the Pacific Ocean The selection of a country name from the Go to tab drop down list will zoom the Data View Area to the region cove
5. map layers used and lakes and or grid lines on the map Figure 4 Features of the Map layers tab in the Side Panel of the Data Portal 1 3 2 Map layers tab The background map and various overlays can be selected in the Map layers tab Figure 4 1 Background Selection The background map displayed in the Data View Area is selected in this drop down menu The map selected will form the background map to any station locations displayed in the Data View Area The background maps available are o Basic Landmasses and oceans are shaded countries are outlined This is the default map background o EEZ Economic Exclusion Zones Landmasses and oceans are shaded with countries outlined as in the Plain background with territorial waters denoted by gray shading and outlines o Elevation Land elevation for the land masses of the region o Elevation and Bathymetry Land elevation and ocean depth shaded for the region A colour key for the map is provided beneath the drop down menu once the background selection has been made 2 Added features More information can be added to the map in the Data View Area by checking or clearing the box in the Features section on the Map layers tab Available features include o Places The names of capital cities and Australian state territory capitals are displayed on the map with text accompanying a dot indicating the location o Roads Displays the major road network across the Pacific according t
6. raw vii Rainfall homogenised viii Max Temperature homogenised ix Min Temperature homogenised x Mean Temperature homogenised xi Diurnal Temp Range homogenised 2 2 2 Data period The second drop down menu allows for the selection of the time period of the data to be graphed and analysed in the Data Display There are annual seasonal and monthly options for presenting and examining the data The options available for selection from the drop down menu are listed below Annual ii Nov Apr ii Mar Oct IV DJF December January and February i v MAM March April and May SS vi JJA June July and August vil SON September October and November viii Monthly 2 2 0 Duration The selection of a Start Year and End Year allows for the interpretation of specific years within the Data Display The Start Year and End Year are automatically selected based on the number of years of data available within the Data Portal The values in the boxes can be edited to capture a shorter time frame within the default range For any changes which are made to the Start Year or End Year to be reflected in the Data Display click on the Plot button To view the entire dataset click on the Full button which will return the view to the default of the selected climate variable 2 2 4 Data analysis This option allows the analysis of data presented in the graph Selectio
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8. Pacific Climate Change Science Program Pacific Climate Change Data Portal User Manual Part 1 Website Guide The Pacific Climate Change Data Portal provides an interface to examine historical climate information from 15 countries in the Pacific Ocean of the Southern Hemisphere The portal displays climate data from the archives of each country collated and homogenised by the Bureau of Meteorology The portal displays the records of monthly climate data in graphical format and also presents trends and averages for analysis of the data The data files are available for download but are password protected This document provides an overview of the user interface and describes how to accomplish key tasks Accessing the Portal Supported browsers Mozilla Firefox preferred Google Chrome or Internet Explorer URL http www bom gov au climate pccsp pee re urcau of Meteorology HSW VIC OLD WA SA TAS ACT NT GLOBAL AUSTRALIA ANTARCTICA be A Australian Government Bureau HomeClimate Pacitfic Climate Change Data Poral Pacific Climate Change Data Portal Shout Pacific Climate Chance Data Portal This website provides historical climate information and trends from individual observation sites across Related links Wo the Pacific region and East Timor The Pacific Climate Change Data portal has been developed through Climate Data Uploader the Pacific Climate Change Science Program Login ea
9. a Portal The station name is also included in the graph title which means that the graph can be used as an image 2 3 2 Climate variable The climate variable selected is included in the graph title and is also stated in the vertical axis The units used depend on the climate variable selected and the unit type selected in the Display selection section The range presented on the axis automatically adjusts for the range of values aaku Graph title Displays the time period climate variable and location name Time period Axis for the time scale selected Default view is the entire record Data gaps An X on the graph indicates insufficient data for that year e g 1972 within the dataset for each site The adjustment of the range presented allows the graph to be presented with clarity for ease of analysis 2 3 3 Time period The time scale for the dataset is presented along the horizontal axis of the graph with one bar presenting the data from the denoted year The scale of the axis is adjusted to the range selected in the Display selection section of the interface This allows the full record for the variable to be presented in one screen 2 3 4 Data analysis The functionality provided in the Display selection section allows a trend or average line to be plotted through the dataset presented in the Data Display The value of the linear trend is also given in the bottom left hand corner of the Data Display ben
10. and overlays are displayed in the Data View Area selected in this side panel Bureau Home gt Climate gt Pacific Climate Change Data Portal Pacific Climate Change Data Portal About Pacific Climate Change Data Portal This website provides historical climate information and trends frorp individual observation sites across Related links Sm the Pacific region and East Timor The Pacific Climate Change Data portal has been developed through acific Climate Change Science Programm Climate Data Uploader Login A EA A Climate Data Removal TAN oe a Print gt Climate Login Seasonal outlooks Aosta int 2 RN Data Map layers Reports amp summaries Weather amp climate data i at oo r x F Salley i A S e Elevation and bathymetry Maps recent conditions a oj Maps average conditions ot Climate change fl Se lt td u RON at Soa Di 7 mm 2000 1000 200 200 1000 2000 p Po p B th Extremes of climate Features IM Places a M O Roads ee ees Rivers C Lakes Graticules Bist Se ae aiiai ee Bami SS OA eget gale aS eee Man layers metadata 7 p l fia Ta The major road network Geoscience Australia 2007 h 130 37 E 6B 01 S Disclaimer 7 Clear settings button Metadata Added features To clear the selected features Click this link to obtain information Select to display places roads rivers overlays click Clear all about the
11. cycle of monthly values Dalap Uliga Do rit i e Download monthly time series restricted stunits lt Imperial units Rain MaxT MinT MeanT DTR Rain Choma MaxT homo MinT homo MeanT homo Annual Diurnal Temperature Range Majuro Pacific Climate Change Saence Program Diurnal Temperature Range C 1960 1968 1976 1984 1992 2000 2008 Year Figure 10 Additional information on the graphical interface view 2 4 1 Regional Map There is a Regional map overview Figure 10 to indicate the location of the site within the country selected The image shows the country selected in its entirety and thus for some countries there may be some overlap or what appears to be a zoomed out image 2 4 2 Website Information There are 3 links which provide information about the website located in the top right corner of the Data Portal graphical interface as described below 1 About data This section provides information about the Data Portal including the project which funded the development and the copyright policy for accessing and acknowledging the data obtained from the Data Portal ii Contacts for data This is a PDF document which provides the contact details including telephone numbers and email addresses for the organisation in each country responsible for the provision of the climate data which is presented in the Data Portal This document is organised alphabetically by country name
12. e Change Science Program Login 3 Climate Data Removal ER Home Go to Bookmark Login Print gt Climate z Seasonal outlooks Data Map layers Reports amp summaries Weather amp climate data I would like E I v Maps recent conditions Select a data type Maps average conditions Climate change Country of interest Select a country Extremes of climate 0 1000 ooo Click on a weather station for information Tip Hold down the Shift key and drag your mouse to zoom in to an area or use Country of interegt Disclaimer 7 Map Scale Pointer Location Overview tab Distance scale in kilometres that The latitude N and longitude Shows a map of the region with zoomed varies depending on zoom level E of the mouse pointer area highlighted by a red dotted box Figure 2 Navigation of the Data View Area from the default view 1 2 1 Map Navigation The arrow buttons allow navigation scrolling around the regional map Navigation can also be achieved by using the mouse to drag the map around click and hold the mouse button to drag the map 1 2 2 Map Zoom Nine levels of zoom are provided To zoom in or out either click on the or buttons or move the zoom slider Zooming can also be achieved by scrolling with a mouse double clicking with a mouse will Zoom in one zoom level centering the map on the location clicked 1 2 3 Map Scale A distance scale in kilometres is provided in the low
13. eath the graph 2 3 5 Data gaps Where there is insufficient data i e gaps in the data for the selected variable and or time period no data for that year will be graphed and will be marked in the Data Display by the symbol xX This often occurs at the start of the graph when the site has just been opened and may only have a few months of complete data for that year and hence insufficient data for the Period selected The legend in the bottom right of the Data Display indicates the symbol for insufficient data 2 4 Additional information Website Information Regional Map Provides 3 links with information Indicates the location of the site about the website and datasets within the country Bureau Home Climate Climate Change gt Pacific climate change data portal gt Pacific climate change site data Pacific climate change site data About data Contacts for data Homogenisation amp composite details Site information Variable Diurnal Temp Range horna Site name Majuro l WMO number 91376 Period Annual v Country Marshall Islands ti z 7 08 i z 171 38 E Latitude 7 08 N Longitude 171 E Start year 1956 End year 2010 Piot Nearest alternative sites Kwajalein Bucholz Saf Marshall Islands 442 km Butaritari Kiribati 476 km Years of running average A Full Tarawa Kiribati 660 km a T linear trend A avera Beet Gree mee Neer dee Dy fey Bo Mean annual
14. emoval Home Go to Bookmark Login Print gt C ia Seasonal outlooks o Daa Map layers gt ave ic p SSS Reports amp summaries Weather amp climate data I would like lt v Maps recent conditions Select a data type Maps average conditions Country of interest Select a country v T A Climate change i Spy Hol Extremes of climate 1 ae i Qorsby Port Vi Nuku KAT oumea oO 0 1000 2000 Click on a weather station for information R TIS 29 F 16 42 Tip Hold down the Shift key and drag your mouse to zoom in to an area or use Country of interest Disclaimer 7 Location selection Clear settings button Zoom to a Country of interest by To clear selections click Start again selecting from the drop down menu to return to the default settings Figure 3 Features of the Data tab in the Side Panel of the Data Portal 1 3 1 Data tab Using the drop down menus in the Data tab Figure 3 it is possible to select the climatic variable and country of interest with the display in the Data View Area representing the stations with observations of that climate variable 1 Climate variable selection The stations with records from the selected climate variable will be displayed in the Data View Area There is a drop down menu under I would like which allows the selection of a data type to display in the Data View Area There is the option to select Raw data or Homogen
15. er left panel of the map The scale of the map varies depending on the zoom level selected 1 2 4 Pointer Location The current location of the mouse pointer within the Data View Area is displayed as latitude N and longitude E coordinates 1 2 5 Overview tab This tab provides an image of the entire region within the map and highlights using a red doted outline where the current Data Area View is located within the overall regional view 1 3 Side Panel The Side Panel provides two tabs Data and Map layers and is used to determine the data and features which are displayed in the Data View Area The Data tab includes two drop down menus to select which climate variable and country to display in the Data View Area and the Map layers tab includes a selection for background and map features Selections available are described below Data tab Climate variable selection Select which data will be displayed Select a climate variable to view in the Data View Area using the drop down menu Bureau Home gt Climate gt Pacific Climate Change Data Porta Pacific Climate Change Data Portal About Pacific Climate Change Data Portal 222 This website provides historical climate information and trendq from individual observation sites acro Related links i the Pac ific region and East Timor The Pacific Climate ChangefData portal has been developed thro ugh Climate Data Uploader E the Pacific Climate Change Science Program Login Climate Data R
16. ised data for six different climate variables 1 Rainfall ii Maximum temperature iii Minimum temperature iv Mean temperature v Diurnal Temperature Range and vi Mean Sea Level Pressure MSLP The homogenised datasets are those which have been adjusted for non climate related shifts in the record such as site changes Some stations will only have raw data available as the homogenised datasets were created as part of the Pacific Climate Change Science Program and thus only the partner countries of this program will have homogenised data available through the Data Portal 2 Location selection Another feature of the Data tab is the ability to select a specific Country of interest from the drop down menu Selecting a country will zoom the Data View Area to that country and displays the stations which have records available for the chosen variable If a variable has not been chosen the map display will include all stations within the country with data records stored by the Data Portal Depending on the level of zoom this may also include stations from neighbouring countries 3 Clear settings button To clear the selections from the drop down menus in the Data tab click the Start again button to display the default settings in the Data View Area including removing options from the Map layers tab outlined in Section 1 3 2 Background selection Map layers tab Select which background will be Background map
17. l 5 F Climate Data Removal Home oto ookmark Login Print b Climate Data Map layers Seasonal outlooks Repos amp summaries Weather amp climate data Maps recent conditions Dalap Uliga Dorit O ag O Yarn B 0O Oo Maps average conditions Climate change Country of interest Extremes of climate re o re Fiji v Parei a Nuku 202 6 amp ar AdamDwn O O start again a ooo 2000 Click on a weather station ror information h 190 96 E 23 55 S Tik Hold down the Shift key and drag your mouse to 200m in to an area or use Country of interast Disclal Documentation produced by S McGree and B Campbell 2011 This portal has been developed as part of the Pacific Climate Change Science Program which is supported by the Australian Agency for International Development AusAID in collaboration with the Department of Climate Change and Energy Efficiency DCCEE and delivered by the Bureau of Meteorology and the Commonwealth Scientific and Industrial Research Organisation CSIRO through their research partnership in The Centre for Australian Weather and Climate Research CAWCR Table of Contents Part 1 Website Guide Accessing the Portal Table of Contents 1 Overview of the map interface 1 1 Navigation Tabs 1 1 1 Home tab 1 1 2 Go to tab 1 1 3 Bookmark tab 1 2 Data View Area 1 2 1 Map Navigation 1 2 2 Map Zoom 1 2 3 Map Scale 1 2 4 Pointer Locatio
18. lay the time series of that site in the Data Display Beneath the list of Nearest alternative sites there is the option to view the Mean annual cycle of monthly values for the selected site Clicking this link opens up a new window showing a graph of the mean values for each month of the year at the selected station for the chosen variable as shown in Figure 7 Monthly mean rainfall Nuku alofa 240 Pacific Climate Change Science Program Mean Rainfall 1944 2011 mmm q 220 220 200 200 m 180 180 w 5 160 160 a T w 140 140 120 120 100 100 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Now Dec Month Figure 7 Example of the Mean annual cycle of monthly values graph 2 2 Display selection This section allows the selection of the parameters which will be graphed in the Data Display The following describe the options available in the Display selection Climate variable Data period Duration Selection of a climate variable from Select the time period which will be Enter the years of data which will be the raw or homogenised dataset graphed in the Data Display displayed in the Data Display Bureau Home Climate gt Climate Change Pacific climate change data portal gt Pacific climate change site data Pacific climate change site data a Corftacts for data Homogenisation amp composite details Site information Variable Max Temperature raw zj Site name Hanan Airport E 3 WMO number
19. le of the downloadable data file is shown in Figure 11 Monthly Rainfall Willis Island WMO Number 94299 t Year Jan 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 26 2 23 1 187 353 6 100 3 89 6 41 2 53 9 15 6 6 6 46 3 100 6 119 9 265 1 249 4 198 4 4 62 8 13 5 9 1 36 4 17 3 89 3 14 1 273 2 276 1 177 1 65 8 45 8 120 8 5 4 1 8 55 2 2 9 16 4 1325 230 9 475 7 200 5 359 3 12 1 29 82 9 46 8 28 3 22 32 9 88 7 10 7 206 4 325 7 80 6 7 16 3 25 7 6 1 13 4 20 9 1 2 61 1 291 9 303 8 101 5 192 9 art 90 1 7 6 5 9 7 6 0 5 5 6 8 373 3 97 4 121 4 2181 313 6 319 7 28 5 16 5 6 9 72 4 5 6 21 1 46 6 200 7 61 9 205 2 50 5 101 5 26 3 ad 0 6 1 170 7 80 164 5 119 3 195 9 66 8 61 2 19 8 4 5 to 1 8 46 6 3 94 3 19 262 2 153 3 81 3 41 114 4 Ji UEa 206 4 102 3 36 8 450 6 475 6 241 7 61 1 510 55 4 16 9 10 3 6 6 1 1 1 8 13 8 0 28 7 651 5 265 6 58 130 1 18 2 116 9 10 5 0 3 91 3 6 ad 42 2 305 3 130 1 163 2 31 3 154 5 149 4 10 3 223 1 3 6 99 9 42 4 83 1 303 1 19 9 6 4 59 2 51 1 6 9 13 3 0 5 47 162 1 406 3 298 62 3 144 9 161 6 16 6 186 4 277 5 8 10 62 9 193 8 113 2 664 5 227 4 142 4 94 6 95 9 4 4 0 3 3 6 45 5 13 5 19 4 135 2 469 3 241 3 239 7 24 5 72 1 51 6 107 Soy 20 9 wa 23 4 143 2 403 148 5 328 1 74 5 16 9 17 2 6 5 2
20. m a neighbouring site listed under Nearest alternative sites click on the station desired from the list If the password and username to download data files has been obtained click on the link of the desired dataset under the section Download monthly time series restricted Enter the username and password in the pop up and select to open or save the data Acknowledgement The research discussed in this paper was conducted with the partial support of the Pacific Climate Change Science Program which is supported by the Australia Agency for International Development in collaboration with the Department of Climate Change and Energy Efficiency and delivered by the Bureau of Meteorology and the Commonwealth Scientific and Industrial Research Organisation CSIRO The main contributors to the design and development of the portal were Simon McGree Dean Collins John Phan and David Jones
21. mes of climate Nuku alofa Tonga B 91789 Open 175 18 W 21 13 S Show time series data Related links Climate Data Uploader Login Climate Data Removal Login Print Data Map layers Select a data type Country of interest 0 100 we Click on a weather station for information RAS ORNATI Tip Hold down the Shift key and drag your mouse to zoom in to an area or use Country of interest Disclaimer Figure 5 Using the map interface to access the graphical interface of the Data Portal via the Station pop up functionality 2 Overview of the graphical interface Site information Display selection Data Display This section gives information about the Select the time series which will be The time series of the selected variable selected site and neighbouring stations graphed in the Data Display and time period is displayed in this area Bureau Home gt Climate gt Climate Change gt Pacific climate change data portal gt Pacific climate change site data Pacific climate change site data D About data Contacts for data Homogenisation amp composite details Site information Variable Rainfall raw v r Site name Nuku alofa eet WMO number 91789 Period Annual v Country Tonga Latitude 21 13 S Longitude 175 18 Start year 1944 End year 2011 l Nearest alternative sites g A Haapai Tonga 171 km Years of running average 0 Full Lupepau u Tonga 310 km i
22. n 1 2 5 Overview tab 1 3 Side Panel 1 3 1 Data tab 1 3 2 Map layers tab 1 5 Selecting a station from the map interface 2 Overview of the graphical interface 2 1 Site information 2 2 Display selection 2 2 1 Climate variable 2 2 2 Data period 2 2 3 Duration 2 2 4 Data analysis 2 2 5 Units 2 3 Data display 1 2 1 Graph title 1 2 2 Climate variable 1 2 3 Time period 1 2 4 Data analysis 1 2 5 Data gaps 2 4 Additional information 1 2 1 Regional Map 1 2 2 Website Information 2 2 Downloading data files 3 Step by step guide Acknowledgement ODNNAMAaANAnN HB BW WWW WN Re 1 Overview of the map interface The Pacific Climate Change Data Portal Data Portal map interface is divided into three main areas The primary area is the Data View Area with two secondary areas the Navigation Tabs and the Side Panel The orientation of the Data Portal is displayed in Figure 1 below Navigation Tabs Data View Area Side Panel Select the geographical region for Stations with climate data are Select the data and map layers to data to be displayed displayed in this area be displayed Pacific Climate Change Data Portal About Pacific Climate Change Data Portal 3 ar This websfe provides historical climate information and treads from individual observation sites acro Related links am the Pa acific fegion a and East Timor The Pacific Climate Change Data portal has been develope ed thro Ut a Climate Dat Uploader the Pacific Plimate Change Science
23. n of the Years of running average can be done by entering a value in the box accompanying this phrase A number between 2 and 15 can be entered into the box to create a line showing the running average on the graph A linear trend can be viewed by selecting I and an average can be displayed by entering A into the box Once a selection has been entered into the box it is necessary to click the Plot button to display the selection in the graphical interface There is also a slide bar underneath the Years of running average text which allows another way of selecting the analysis type desired Sliding the marker along the line enables the selection If no selection is made the default view is to not display any line type 2 2 5 Units The Data Display can be viewed in two different unit options depending on the preference selected i SI units The International System of Units SI can be selected to view in the Data Display and uses degrees Celsius for temperature and millimetres for rainfall ii Imperial units Provides an alternative to allow the Data Display to be presented using degrees Fahrenheit for temperature and inches for rainfall 2 3 Data display The climate data for the selected variable is graphed in the Data Display with the horizontal axis displaying the time period and the vertical axis the units of the selected variable e g Maximum Temperature C Each bar in the graph represents the da
24. o Geoscience Australia 2007 o Rivers and Lakes Displays the main river network across the Pacific according to Geoscience Australia 2007 o Graticules A latitude and longitude grid at intervals that vary depending on the zoom level selected is overlayed on the map when this option is selected It is possible to have all four features activated at once 3 Clear settings button To clear the selections from the Features section in the Map layers tab click the Clear all button to display only the map background and station locations in the Data View Area 4 Metadata This link provides information about the selection of map layers which have been used to create the display in the Data View Area The link describes and provides reference for the background base layers as well as the overlays which can be selected from the Map layers tab 1 5 Selecting a station from the map interface To view the details of a specific station from the map interface including accessing the time series data for the variable selected in the Side Panel click on the yellow dot in the Data View Area indicated in Figure 5 by the Station Selection instruction Once selected the dot will become pink and enlarged to highlight which station has been selected If the incorrect station has been selected click the Lx button in the top right corner of the pop up to return to the previous view Selecting a station will bring up a pop up in the Data View Area
25. p andl J J Fun Ono l Lau Fiji 371 km T linear trend A average santos TA 357 9111315 Mean annual cycle of monthly values Download monthly time series restricted Si units O Imperial units Nuku abfa Borer Rain MaxT MinT MeanT DTR MSLP Rain homo MaxT homo MinT homo MeanT homo Annual Rainfall Nuku alofa Pacific Climate Change Science Program x 1980 2000 2010 Year X insufficient data Figure 6 Orientation of the graphical interface of the Pacific Climate Change Data Portal The Pacific Climate Change Data Portal Data Portal graphical interface is divided into three main areas The primary area is the Data Display with two secondary areas the Site information and the Display selection The orientation of the Data Portal is displayed in Figure 6 above 2 1 Site information The information about the station which has been selected from the map interface is displayed at the top of the Site information section of the Data Portal This section contains fundamental information about the site including i Site name ii WMO number iii Country and iv Co ordinates latitude and longitude The Nearest alternative sites to the station selected are also presented in the Site Information section with the station name country and the distance from the current station Clicking on a station name in the list will bring up that stations information and disp
26. red by that country 1 1 3 Bookmark tab This tab allows the Data Portal to be saved to the bookmarks of the user There is also the option to copy and paste the link of the current view of the Data Portal for ease of sharing information 1 2 Data View Area The individual stations from each country which have climate data within the Data Portal are represented in the Data View Area by yellow shaded circles with an orange outline The number of stations in each country varies Within the Data View Area the capital cities are specified by text overlayed on a map of the region The Data View Area displays a map by default The nome map view is one displaying the Pacific region from approximately 20 N 70 S Several utilities are provided within the Data View Area to aid navigation and interpretation when viewing the map These features are highlighted in Figure 2 below Map Navigation Map Zoom Map scroll buttons arrows to Zoom in or out using or move the Data View Area location buttons or use the slider Bureau Home gt Climate gt Pacific Climate Change Data Portal Pacific Climate Change Data Portal About Pacific Climate Change Data Portal This website provides historical climate information and trends from individual observation sites across Related links i the Pacific region and East Timor The Pacific Climate Change Data p rtal has been developed through Climate Data Uploader the Pacific Climat
27. ta for a specified year of record Within the Data Display there are several key features which are explained in more detail below nate Change gt Pacific climate change data portal gt Pacifi change site Pacific climate change site data About data Cc Bureau Home Climate gt C Site information Variable Mean Temperature homoge Site name Funafuti WMO number 91642 Country Tuvalu Latitude 50 S Period Annual v Longitude 1 79 22 E Start year 1946 Endyear 2011 Plot Nearest alternative sites fears of running average A Nanumea Tuvalu 464 km Mean annual cycle of monthly values Download monthly time series restricted Si units Imperial units Rain MaxT MinT MeanT DTR Rain homo MaxT homo MinT homo MeanT homo Annual Mean Temperature Funafuti Pacific Climate Change Science Program 30 O o 29 28 2 o 27 26 25 1950 1960 7970 1980 1990 2000 2010 Average 28 08 C X insufficient data Climate variable Data analysis The selected climate variable and unit Display the trend or average line on type is displayed on the vertical axis the graph black line and its value Figure 9 Navigation and layout of the Data Display 2 3 1 Graph title The graph title is generated based on the selection of the Variable and Period from the drop down menus in the Display selection section of the Dat
28. with details of the selected site Figure 5 The station pop up will include the following site information i Station name and country ii WMO number iii Current status of the station open or closed and IV Latitude and longitude of the site Sv The Show time series data button at the bottom of the Station pop up will bring up the time series of the climate variable selected in the Side Panel or the default Rainfall raw in a new window or tab This view will be explained further in Section 2 which details the graphical interface of the Data Portal Time series data Station pop up Station selection To view the climate data and trends When a station is selected a pop up Click the yellow dot to select a station for this station click on this link with site information will appear The selected dot will be highlighted pink Bureau H me gt Climate gt Pacific Climate Change Data Portal Pacifiq Climate Change Data Portal D About Aacific Climate Change Data Portal This welisite provides historical climate information and trends from individual observation sites agross the Pacifc region and East Timor The Pacific Climate Chang Data portal has been developed thrpugh the Pacifc Climate Change Science Program Goto Bookmark gt Climate Seasonal outlooks t Reports amp summaries Weather amp climate data Maps recent conditions Maps average conditions Climate change Extre
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