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A high risk severe weather event is the greatest threat level issued by the Storm Prediction Center (SPC) for convective weather events in the United States. On the scale from one to five, a high risk is a level five; thus, high risks are issued only when forecasters at the SPC are confident of a major severe weather outbreak.
Cities at risk of severe weather Monday include Washington, D.C., and Philadelphia.A cool breeze from the Atlantic may limit severe weather in New York City and Boston to perhaps later in the day ...
An enhanced risk day indicates that there is a greater threat for severe weather than that which would be indicated by a slight risk, but conditions are not adequate for the development of widespread significant severe weather to necessitate a moderate category, with more numerous areas of wind damage (often with wind gusts of 70 miles per hour ...
The categorical forecast in the Day 1-3 Convective Outlooks—which estimates a severe weather event occurring within 25 miles (40 km) of a point and derives the attendant risk areas from probability forecasts of tornadoes, damaging winds, and large hail on Days 1 and 2, and a combined severe weather risk on Day 3—specifies the level of ...
NOAA's Storm Prediction Center releases daily convective outlooks highlighting the areas with the greatest potential for severe thunderstorms.
AccuWeather 24 minutes ago Colossal winter storm to unleash snow, ice from Plains to mid-Atlantic. A massive storm is expected to bring both wintry and severe weather to millions of Americans as ...
In National Weather Service (NWS) terminology, a Hazardous Weather Outlook is a weather statement issued to provide information of potential severe weather events within the next seven days. The outlook may include information about potential severe thunderstorms , heavy rain or flooding , winter weather, extremes temperatures.
Close to 75 million people may be at risk of severe weather. Two main zones of severe weather will likely take center stage into Thursday evening. ... Philadelphia, New York City, Boston ...