EQECAT User Manual - the-technical
Contents
1. 06 07 10 97 4 1 User Manual 4 1 Selecting a Historical or User Defined Storm This section contains procedures for selecting an existing storm to apply to the selected portfolio see Chapter 3 To select a storm for the current portfolio Portfolio d Underwriting Scenano Storms Probabilistic Landfall Series Scenaro Storm Selector Stom viewer 4 editor Delete Storm Select Scenario Storm Selector from Scenario Storm submenu of the Hazard menu If you have previously selected Probabilistic or Landfall Series storms see sections 4 3 and 4 4 USWIND displays the following Message Click on Yes The Storm Selection Criteria Dialog Box displays to filter the list of storms In the Storm Selection Criteria Dialog Box options display for you to narrow down the list of available hurricanes as follows Storm Type Either Historical storms from the USWIND database or User Defined storms that you have created previously see the following section Wind Region Storms affecting the US Mainland Puerto Rico or Hawaii Display SSI Storms of one or more levels 1 5 of Saffir Simpson Intensity SSI Primary Sort By and Secondary Sort By Storms are listed alphabetically by Name numerically by SSI or chronologically by Date for the primary and secondary sorts 4 2 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurrican2. Chapter 4 Selecting Hurricane Hazards This chapter presents guidelines for applying hurricane hazards to selected portfolios Three types of analyses are available in USWIND Deterministic analyses using scenario hurricanes based upon past historical events or user defined inputs Probabilistic analyses using a database representing simulations of approximately one half million events along the East Coast and Gulf Coast of the United States _ Landfall Series analyses for scenario hurricanes landfalling at 35 10 or 1 mile intervals along the U S coastline The impact that an event has on a portfolio is determined using the extensive reporting capabilities described in Chapter 6 This chapter includes the following sections 4 4 Selecting a Historical or User Defined Storm Selecting an existing storm to apply to the current portfolio 4 2 Editing or Drawing a User Defined Storm Changing parameters or modifying the path of the selected storm then saving this as a new storm scenario or drawing a new storm by clicking on the map and establishing a set of storm parameters 4 3 Setting Up Probabilistic Loss Calculation Enabling USWIND to estimate exposure based on overall statistical calculations rather than particular storms 44 Selecting Landfall Series Storms Selecting particular mileposts and storm intensities at landfall to apply to current portfolio HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00
3. L Version 4 00 06 07 10 97 4 7 Adding Nodes User Manual From the Portfolio Map with a storm selected see page 11 gt Click on the Reshape Storm tool to display existing nodes see the preceding subsection Click on the Insert Nodes tool Move to where you want to add a node on the existing storm path then click on that location USWIND adds a node to the selected storm where specified To save the added node as part of the user defined Once a node has been added to the storm path it can be moved as described previously Deleting Nodes From the Portfolio Map with a storm selected see page 11 Click on the Reshape Storm tool Move to the node you want to delete then click on that node Click again to deselect a node Press Shift and consecutively click to select more than one node Press the Delete key USWIND deletes the selected node s To permanently delete the node from the selected storm see Saving Map Edits page 4 11 4 8 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards Moving the Storm Path To move the storm path without changing any of the nodes Click on the landfall point on the storm Hold the mouse button down and drag the path to the new location Release the mouse button In the illustration below the landfall point represented by a star is dragged up the coast File azard Map Outpu
4. Selected 4 4 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards 4 2 Editing a User Defined Storm Once you have selected a storm see Section 4 1 J you can edit it either by inputting different data or by modifying the storm path on the map Then you can save your changes as a user defined storm for future use 4 2 1 Changing Storm Parameters To edit the selected storm by modifying storm parameters the first step is to access the Storm Viewer Editor Dialog Box CESSI gt Select Storm Viewer Editor from the Scenario Storms submenu of the Portfolio submenu of the Hazard menu E e ee The Storm Viewer Editor Dialog Box displays Storm Viewer Editor De ete Storm Storm Yiewer f Editor Florida and Texas me 087167199208 E us Maintana 2 E Figure 4 63 Storm Viewer Editor Portfolio Name Dialog Box HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 5 User Manual Type over or reselect data from the drop down lists then click on Apply Edits If you deselect the Pressure in Millibars checkbox pressure is instead measured in Inches Mercury Translational Speed 19 9 MPH Storm Profile Coefficient 0 55 Latitude 25 51 Degrees Longitude 80 34 Degrees If the Calc SSI field is changed e g to 5 the various parameters at Landfall will change to maintain a consistency with the desired intensity S
5. click on OK USWIND saves your edits Once you have created a new file name for the changed HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 11 User Manual 4 2 3 Drawing a New Storm To create a new user defined storm jy Click on the Draw Storm tool Move to where you want to insert the first node then click on that location Continue to move and then click for each node to be included in the storm gt When you are finished double click on the node you want to be the end of the storm path or press Esc The Storm Editor Dialog Box displays Hame Date Cale SSI Wind Region 08701719958 4 US Mainland 2 Cancel Parameters at Landfall Approx Max 1 Min Sustained Wind Speed ji37 2 HPH Approx Peak Gust Wind Speed Radius to Wall of Max Winds Pseudo Min Central Barometric Pressure Translational Speed Storm Profile Coefficient Latitude 27 4322 Degrees X Pressure In Millibars i Longitude 80 3141 Degrees Figure 4 68 Storm Editor Dialog Box Type or select fields from the drop down lists including a Name for the new storm then click on OK USWIND saves the new storm under the specified name To automatically insert the current date when entering the Date field gt Press F3 4 12 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards 4 2 4 Deleting the Selected User Defined Storm T
6. d Select Landfall Series on the Portfolio submenu on the Hazard menu Underwriting If you have previously selected Scenario Storms or mormon Probabilistic storms see sections 4 1 and 4 3 a Salad USWIND displays the following message Probabilistic Landfall Series Click on Yes The Landfall Series Types Dialog Box displays E Landfall Series Types Seres Resolution C Approx 10 Mile Increments Approx 1 Mile Increments Storm Type Storm Strength Return Period or Intensity 20 Years SSl 2 O Low C 50 Years Sl 3 Medium C 100 Year SSI 4 High C 500 Year C SSI 5 Figure 4 69 Landfall Series Types Dialog Box Select the Series Resolution approximately 35 10 or 1 mile increments Storm Type Return Period 20 50 100 or 500 years or Intensity SSI 2 3 4 or 5 and or Storm Strength Low Medium or High then click on OK If you select a Return Period as opposed to an Intensity for the Storm Type the Storm Strength parameter is no longer available HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 15 BSWIND and QUSQUAKE User Manual The Landfall Series Selector Portfolio Dialog Box displays H Scuthmart ILS Hiram FI Hras Fi Yohana fil Pilar Fl ak Sona Fi Figure 4 70 Landfall Series Selector Portfolio Dialog Box The Landfall Series Selector Portfolio Dialog Box contains a list of landfalls based on your in
7. e Hazards Storm Selection Criteria Storm Type Historical C User Defined Wind Region US Mainland C Puerto Rico C Hawaii Primary Sort By C Hame Date SSI Secondary Sort By C Hame Date SS Cancel Figure 4 60 Storm Selection Criteria Dialog Box Click on the criteria for the list of selectable storms in this case Storm Type Historical and Display SSI 4 amp SSI 5 then click on Apply The Storm Selector Dialog Box appears Storm Selector Metro Florida Storm Landfall SSI Date lt lt Hone gt gt 0871471969 0872971935 08 16 1992 0971071989 0970371961 0872971960 0972171958 0672571957 1070571954 0871271950 0970471947 1070171933 0871271932 0970671928 5 5 Fi 4 4 4 4 4 4 4 4 4 4 4 Historical storms of 51 4 5 in the US Mainland region sorted first by 51 then by date Selection Criteria Figure 4 61 Storm Selector Dialog Box HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 3 storms having landfalls on the US Mainland with an SSI of 4 or 5 sorted by Date within SSI Click ona particular storm you want to select in the dialog box list OR Click ona storm path on the map which interactively highlights that storm in the dialog box list Then click on Close The Portfolio Map redisplays leaving the selected storm path only Florida and Texas Figure 4 62 Portfolio Map Storm
8. imilarly if the Barometric Pressure is lowered the Max Sustained Wind Speed will also change to maintain consistency The Portfolio Map redisplays with the storm modified according to your specifications If you modify a Historical storm USWIND displays the following message Click on OK to save your changes If you rename a storm or save a changed historical storm as anew user defined storm that storm is available the next time you select from the list of user defined storms see Section 4 1 4 6 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards 4 2 2 Modifying a Storm Path Moving Nodes HEAT Storms are graphically represented in USWIND by a line tracing the storm path with nodes wherever the path changes direction As detailed in the following sections USWIND lets you change the selected storm path on the map by moving adding or deleting nodes or by moving the entire path to a different landfall point From the Portfolio Map with a storm selected see page T Click on the Reshape Storm tool gt Click on a node Click again to deselect a node Press Shift and consecutively click to select more than one node Hold down the mouse button and drag the node s to the new location then release the mouse button Figure 4 64 Portfolio Map Reshaping To save the modified path see Saving Map Edits PROPRIETARY AND CONFIDENTIA
9. o delete the selected user defined storm Hazard l Select Delete Storm from the Scenario Storms submenu of the Underwriting Portfolio submenu of the Hazard menu Elance Ts USWIND displays the following message Landfall Sernes Scenario Storm Selector _ Delete selected storm Storm Wiewer Editor Click on Yes to delete the storm The Delete Storm menu selection is only enabled if the selected storm is a user defined storm HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 13 User Manual 4 3 Setting Up Probabilistic Loss Calculation To switch to Probabilistic mode for USWIND to estimate exposure based on statistical probabilities rather than specific storm scenarios or landfall series Hazard Select Probabilistic from the Portfolio submenu on the Hazard menu Underwriting If you have previously selected Scenario Storms or scenario Storms Landfall Series storms see sections 4 1 and 4 4 USWIND displays the following message Landfall Series Click on Yes USWIND displays the following message Click on OK See Chapter 6 for instructions on generating Probabilistic reports 4 14 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards 4 4 Selecting Landfall Series Storms To select specific landfall sites and storm intensities to apply to the current portfolio Hazar
10. put in the Landfall Series displays yellow circles representing each landfall Landfalls are numbered in increments starting from the U S Mexico border To select landfalls click to highlight the landfalls using the scrollbar to move through the list or click on the corresponding path of the landfall on the portfolio map then click on Close To respecify landfall series options gt Click on List The Landfall Series Types Dialog Box redisplays see 4 16 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT
11. t Subset O Se E CENE Ge AN PEE USWIND 3 14 Florida and Texas et Options Wind Help Se E CENE Gel AN Figure 4 65 Landfall Point Moved HEAT PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 4 9 User Manual After moving the path of an historical storm the Storm Name Dialog Box displays for you to save the modified storm under a new name Storm Name Figure 4 66 Storm Name Dialog Box Type anew name for the storm then click on OK 4 10 PROPRIETARY AND CONFIDENTIAL Version 4 00 06 07 10 97 HEAT Chapter 4 Selecting Hurricane Hazards Saving Map Edits After adding moving or deleting nodes from a map gt Click anywhere on the map outside the storm path The Reshaped Storm Parameters Dialog Box displays Reshaped storm parameters Hame Date Cale SSI Wind Region Storm 1 0871671992 m 4 US Mainland C Cance e Parameters at Landfall Approx Max 1 Min Sustained Wind Speed 1459 MPH Approx Peak Gust Wind Speed 182 4 MPH Radius to Wall of Max Winds 10 6 Miles Min Central Barometric Pressure 997 Millibars Translational Speed 199 MPH Storm Profile Coefficient 9 55 Latitude 25 6449 Degrees Longitude 80 2709 Degrees IX Pressure In Millibars Figure 4 67 Reshaped Storm Parameters Dialog Box Youcan optionally save the changed storm under a new name by typing over the Name field you can also change any other parameters at this point then
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