Tropical Storm Imelda Forms; Another Round of Heavy Rain and Potential Flooding in the Southwest

Tropical Storm Imelda has formed near the Bahamas Sunday afternoon, and continues to bring heavy rainfall. The risk of significant wind impacts from Imelda along the Southeast coast are decreasing. Another round of showers and storms with a heavy rain and flash flood threat will continue in the Southwest through Monday morning. Read More >

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The Winter Storm Severity Index (WSSI) is a new tool from the National Weather Service, that forecasts potential impacts of winter storms. It analyzes impacts from snow amounts, the weight of the snow on structures, ice accumulation, blowing snow, flash freezes, and potential ground blizzards. Learn more about the WSSI in this brief fact sheet.

An interactive map is available at the NWS Weather Prediction Center's webpage at https://www.wpc.ncep.noaa.gov/wwd/wssi/wssi.php?id=ILX

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Tropical Storm Imelda Forms; Another Round of Heavy Rain and Potential Flooding in the Southwest

Learn About the Winter Storm Severity Index