Extreme Weather News

The latest extreme weather stories, summarized by AI

Three EF-1 Tornadoes Confirmed as Chicago-Area Derecho Ravages the Midwest
extreme-weather
4.505 min13 days ago

Three EF-1 Tornadoes Confirmed as Chicago-Area Derecho Ravages the Midwest

National Weather Service confirms three EF-1 tornadoes from Tuesday’s Chicago-area derecho, with damage in southern Cook and eastern Will counties and in northeast Will County; two tornadoes crossed into northwest Indiana (St. John and Munster). The fast-moving system produced near-100 mph winds, caused widespread damage, and left hundreds of thousands without power across northern Illinois and northwest Indiana, prompting sheltering actions at venues like Navy Pier.

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Heat dome grips the U.S.: three crucial stats to know
extreme-weather1 month ago

Heat dome grips the U.S.: three crucial stats to know

A dangerous heat dome is forming over the Tennessee Valley and will shift to the Mid-Atlantic by week’s end, with NOAA’s HeatRisk projecting about 73 million Americans in triple-digit heat through Sunday, 190 million under extreme humidity by the weekend, and 205 million at major or extreme heat-related risk through Monday; the pattern reflects high-pressure systems and warming climate, and it should ease early next week as another heat dome develops over Western Europe.

Utah braces for rare red-flag fire warning as Cottonwood blaze rages
extreme-weather2 months ago

Utah braces for rare red-flag fire warning as Cottonwood blaze rages

Federal meteorologists issued a rare 'particularly dangerous situation' red-flag warning for southern Utah through Friday as the Cottonwood Fire, now over 70,000 acres, rages and ranks among the largest blazes in the U.S. this year. Forecasters warn life-threatening fire behavior is possible Friday amid extreme fire weather, with risk extending across the Intermountain West into next week. Smoke from the fires is blowing toward the East Coast, though air quality remains unaffected in the area.

France swelters under record heat as drownings mount
extreme-weather2 months ago

France swelters under record heat as drownings mount

A record-breaking heat dome has gripped France, with temperatures exceeding 110F and officials reporting at least 45 deaths, including about 40 drownings, as people seek relief in unsupervised swimming spots. The heat wave is expected to spread across Europe, prompting warnings and discussions about the link between extreme heat and climate change.

Late-Season California Storm Delivers Snow, But Fire Season Persists
extreme-weather4 months ago

Late-Season California Storm Delivers Snow, But Fire Season Persists

A powerful late-season storm is hitting California, delivering heavy Sierra Nevada snow and coastal rain, but a historically warm winter has reduced the snowpack and kept wildfire risk high for the summer; NOAA forecasts a hotter, drier pattern ahead, so while the storm may briefly ease drought conditions, it’s unlikely to substantially curb fire risk.

Nor'easter Strengthens Overnight, Blizzard Warnings Spread Across the Northeast
extreme-weather6 months ago

Nor'easter Strengthens Overnight, Blizzard Warnings Spread Across the Northeast

A developing nor'easter off the Mid-Atlantic coast is expected to rapidly intensify Sunday night into Monday, with about 35 million people under blizzard warnings and roughly 65 million under weather alerts as the storm tracks up the Northeast. The worst conditions are anticipated overnight Sunday into Monday, with forecasts of heavy snow—potentially a foot or more in parts of the Delaware-to-SE Massachusetts corridor—alongside travel disruptions and school closures across the region.