The warning activated the wireless emergency alert system to notify people of an extremely dangerous situation.

During the catastrophic flash flooding in Texas, many residents were asleep just after 4 a.m. when the National Weather Service in Austin sent out a flash flood emergency bulletin. "This is a FLASH ...

The first monthly test of the all-hazard Statewide Outdoor Warning Siren System in 2026 will take place on Jan. 2 at 11:45 ...

The monthly test of the Statewide Outdoor Warning Siren System will be at 11:45 a.m. Jan. 2. During the test, all state warning sirens will sound a one-minute steady tone. A test of the Live Audio ...

A tsunami warning from the National Weather Service revealed an uneven response by Bay Area cities, counties and emergency services on Thursday, after a magnitude 7.0 earthquake struck off the coast ...