What is an omega block? According to Weather.com meteorologist Jonathan Erdman, "if you trace the path of the jet stream across the U.S. from the West to the East, you will trace out the Greek ...

Here’s what the weather will be like where you live. Find out where it will be unusually hot, humid, wet and sunny — and what parts of the country might see drought intensify. May 27, 2025 ...

The weather service said the tornado warnings were activated by meteorologists who detected cloud rotation — a key indication of a potential tornado spinning — on radar.

The greatest severe weather risk looks to be over the Missouri Bootheel, southern Illinois and Ohio and western Tennessee. That’s where an isolated strong tornado is possible.

WASHINGTON (AP) — As nasty tornadoes popped up from Kansas to Kentucky, a depleted National Weather Service was in scramble mode.. The agency’s office in Jackson, Kentucky, had begun closing ...

Get ready for several years of even more record-breaking heat that pushes Earth to more deadly, fiery and uncomfortable extremes, two of the world’s top weather agencies forecast.

A pattern of record-breaking warmth near Iceland is contributing to stormy weather and unusually cool temperatures in the United States this week. An unusual heat dome over the North Atlantic ...

More severe weather is forecast to hit the central U.S. this week, where communities are recovering from a recent bout of deadly storms.

Definition of severe weather. Severe weather is officially defined as a storm that produces one of the following: wind gusts 58+ mph, tornadoes or hail over 1 inch in diameter.

So, if your weather app shows a 30% chance of rain, it means there is a 30% likelihood (roughly one in three) that at least 0.01 inches of rain will fall at that time and location.

Areas in yellow in the map above will have a Level 2 out of 5 severe weather risk on Friday. A Level 1 risk is expected in the areas in dark green. Storm Prediction Center. By .