The new automated system enables real-time activation of outdoor warning sirens directly from the National Weather Service.

Bay Area on alert for fire risk and rough seas, with advisories for residents and mariners to exercise caution.

EF2 tornadoes reach wind speeds between 111 mph and 135 mph and are marked by “considerable damage,” NWS meteorologists said.

The National Weather Service has rated two of the four tornadoes that hit Colorado on Sunday as EF2. Those tornadoes hit the ...

The tornadoes in the Bennett area and the Elkhorn neighborhood in northwest Elbert County both EF2, meaning the twisters had ...

As nasty tornadoes popped up from Kansas to Kentucky, a depleted National Weather Service was in scramble mode.

The National Weather Service has issued an alert for an approaching weather system that brings with it the potential for severe storms and powerful tornadoes, particularly across the Mid-South region.

Thousands of people from Texas to Kentucky cleaned up Monday from severe weather that killed more than two dozen people and ...

It’s going to be a wet and windy day across parts of Michigan. A Gale Warning has been hoisted for the southern half of Lake Michigan, and winds could get high enough for a Wind Advisory to be issued ...

During the update, NWS officials said forecast operations will be conducted by its service back-up office in Nashville to ...

Denver residents can look forward to a sunny and mild week ahead, with temperatures gently climbing through the 70s and ...