Hail, flash floods, damaging winds, and even tornadoes are among the severe weather threats facing parts of the U.S.

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Several states are expecting extreme heat, with the heat index, or feels-like temperature, surging past 100 degrees.

A powerful geomagnetic storm is still be impacting Earth today. Does that mean you'll see the northern lights tonight?

Night - Partly cloudy with a 48% chance of precipitation. Winds SW at 6 to 7 mph (9.7 to 11.3 kph). The overnight low will be 51 °F (10.6 °C). Partly cloudy with a high of 60 °F (15.6 °C) and ...

Wildfire smoke from Canada will advect into the Midwest region on Monday, June 2. But how will it impact Greater Cincinnati? Here's what to know.

Rain with a high of 60 °F (15.6 °C) and a 70% chance of precipitation. Winds N at 6 to 7 mph (9.7 to 11.3 kph). Night - Cloudy with a 75% chance of precipitation. Winds variable at 5 to 16 mph ...

Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and that may explain why long-range computer forecasts ...

with a lower chance forecast in Washington, northern Idaho, Montana, northern Wyoming, North Dakota, northern South Dakota, Minnesota, Wisconsin, Upper Michigan, New York, New Hampshire, Vermont and ...

We hit 92 degrees officially at the airport yesterday! And while today will be cooler and wet, we do have more 90s on the way ...

A weak frontal boundary extends into southwest Wisconsin, and a few storms may end up firing long this front. Any storms that make it into SE Wisconsin will be widely scattered. A few stronger cells ...

Chances of scattered showers and thunderstorms are forecast for May 29, the first day of the U.S. Women's Open in Erin Hills, Wisconsin, according to the National Weather Service. There's a small ...