Severe Weather Expected Across U.S. as Cold Front Collides with Gulf Moisture
A cold front moving eastward across the northern United States is colliding with warm, humid air from the Gulf of Mexico, creating conditions for severe thunderstorms, large hail, high winds, and possible tornadoes across the Upper Mississippi Valley, Midwest, and Atlantic Coast over the next several days. The atmospheric instability is being driven by the collision of contrasting air masses, a pattern that meteorologists expect to remain active through the weekend. Residents in affected areas are advised to develop severe weather plans and sign up for alerts to prepare for potential dangerous conditions.
The National Oceanic and Atmospheric Administration (NOAA) is forecasting severe weather across a large swath of the United States, including the Upper Mississippi Valley, Midwest, and portions of the Atlantic Coast. Meteorologists predict scattered to numerous thunderstorms, golf-ball-sized hail, damaging winds, and a few strong tornadoes over the next several days. The severe conditions are caused by a cold front traveling eastward colliding with warm, moist air from the Gulf of Mexico, creating an unstable atmosphere conducive to intense storm development. NOAA meteorologists note that while warm, humid air along frontal boundaries is typical for this time of year, current conditions are particularly conducive to severe weather. At least one additional cold front is expected over the weekend, potentially extending the risk of extreme weather to other areas including the Central and Southern Plains. Forecasters recommend that residents in affected areas develop severe weather plans and activate weather alerts to stay informed of warnings and potential threats.
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- Scientific AmericanCenter
The U.S. is getting hit with severe stormy weather—here’s what’s stewing in the atmosphere
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