Weather ❯ Meteorology ❯ Severe Weather ❯ Thunderstorms

Mesoscale Discussions

SPC Flags Persistent Tornado Threat in Southern Illinois, Southeast Missouri and Western Kentucky

Extreme instability with a strengthening low‑level jet is driving a continuing tornado and damaging‑wind threat.

Rare PDS Red Flag Warning Triggers Power Shutoffs in Southern Colorado as Central U.S. Fire Risk Expands

Line of Severe Storms Hits Illinois and Indiana With Ohio Valley Now Under Watch Possibility

Central U.S. Storm Outbreak Expands East as Midwest Flood Threat Persists

Tornado and Giant Hail Threat Targets Chicago–Milwaukee as Severe Storms Erupt

Spring Warmth Fuels Midweek Severe-Storm Threat Across Central and Eastern U.S.

Severe Thunderstorm Watch Posted for Ohio–Lake Erie as Training Storms Soak the South

Coast-to-Coast March Storm Unleashes Blizzards as Severe Weather Targets East on Monday

Tornado Watches Extend Into North Florida and South Georgia as Gulf Coast Squall Line Advances

Overnight Storms Keep Tornado and Flash-Flood Threats Active Across Louisiana, Mississippi and Alabama

Isolated Severe Storms in Central High Plains as SPC Says Watch Unlikely

Flash Flood Threat Intensifies in Mid-South as Training Storms Target Memphis

Severe Storms Pound Southern Kansas and Oklahoma as Flash Flooding Spreads Into Arkansas and Missouri

Southwest Flood Threat Recedes as Plains Storms Linger Into the Night

Coastal Low Drenches Tidewater With Flash Flooding Likely in Southeast Virginia and Northeast North Carolina

Tornado Confirmed in Massachusetts as Severe Storms Sweep Northeast With Cooldown Next

Severe Storm Watch Continues Overnight in Kansas and Nebraska

Overnight Severe Storm Watch Persists Over Oklahoma and Texas Panhandles

Severe Thunderstorm Alerts Span South and Midwest as Heatwave Engulfs Eastern US