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The Storm Prediction Center issues daily outlooks denoting the risk for severe weather and wildfires for specific regions in the United States. For severe weather, which includes the risk for thunderstorms, tornadoes, hail, and straight-line winds, there are five risk levels indicating the probability for these hazards: marginal, slight, enhanced, moderate, and high.
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.
Day 4–8 outlooks are the longest-term official SPC Forecast Product, and often change significantly from day to day. This extended forecast for severe weather was an experimental product until March 22, 2007, when the Storm Prediction Center incorporated it as an official product.
The National Weather Service (NWS) office for Dallas/Fort Worth warned that some storms forecast for Thursday into Friday may be severe, producing large hail and damaging winds. A flood warning ...
The most likely types of severe weather are damaging wind gusts (some reaching 75 mph or more) and large hail that could be 2 inches in diameter. Forecasters at the National Weather Service said ...
What is Tuesday's severe weather outlook in Des Moines? The moderate risk has been expanded into much of the state for today. All forms of severe weather are likely. Have multiple ways to receive ...
Hazardous weather outlook. 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 ...
The weather service office of Chicago also warned of the outbreak of storms and threats possible through the evening. In Chicago, the highest severe weather risk will be from 7 p.m. to 1 a.m ...