StormSurgeExceedenceOct28 (Map Service)
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Service Description: FEMA has completed storm surge extents (shapefiles) and depth grids (rasters) for the east coast from North Carolina to Maine Advisory 25 (OCT 28 1100 EDT). These 30-meter surge inundation grids were developed using the SLOSH P-Surge data for 10% probability of exceedance (i.e. the same surge data used for the official NHC forecasts).
The values in this layer are output from a model. You will see there are some negative values. The negative values occur when the surface winds in the areas of offshore flow are overestimated in the SLOSH model. (
http://sunburn.aoml.noaa.gov/hrd/Powell/Houston.pdf).
Map Name: Hurricane Sandy Surge
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Description: FEMA has completed storm surge extents (shapefiles) and depth grids (rasters) for the east coast from North Carolina to Maine Advisory 25 (OCT 28 1100 EDT). These 30-meter surge inundation grids were developed using the SLOSH P-Surge data for 10% probability of exceedance (i.e. the same surge data used for the official NHC forecasts).
The values in this layer are output from a model. You will see there are some negative values. The negative values occur when the surface winds in the areas of offshore flow are overestimated in the SLOSH model. (
http://sunburn.aoml.noaa.gov/hrd/Powell/Houston.pdf).
Copyright Text: FEMA, DHS
Spatial Reference:
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Document Info:
- Title: Storm Surge Exceedence Oct28
- Author: archiveDRP
- Comments:
- Subject: 30-meter surge inundation grid developed using the SLOSH P-Surge data for 10% probability of exceedance
- Category:
- Keywords: SLOSH, Sandy, Surge