The National Weather Service released a severe thunderstorm warning at 7:36 p.m. EDT on Saturday in effect until 8 p.m. EDT ...

At 7:59 p.m. EDT on Saturday, the National Weather Service released a severe thunderstorm warning in effect until 8:45 p.m.

A severe thunderstorm warning has been issued for southeastern Phoenix and part of the East Valley is already being affected.

A severe thunderstorm is expected to move over west metro Denver this afternoon, bringing hail the size of ping-pong balls ...

At 1:46 p.m. on Saturday, the NWS Reno NV issued a severe thunderstorm warning in effect until 2:15 p.m. for El Dorado and Placer counties.