California Severe Severe Thunderstorm Warning | Effective 08/11/2026 15:25

Headline: 
Severe Thunderstorm Warning issued August 11 at 3:25PM PDT until August 11 at 4:15PM PDT by NWS Phoenix AZ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 11, 2026 - 3:25pm
Expires: 
August 11, 2026 - 4:15pm
Description: 
SVRPSR The National Weather Service in Phoenix has issued a * Severe Thunderstorm Warning for... East central San Bernardino County in southern California... Northeastern Riverside County in southern California... * Until 415 PM PDT. * At 324 PM PDT, a severe thunderstorm was located 18 miles west of Midland, or 19 miles northeast of Desert Center, moving north at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of east central San Bernardino and northeastern Riverside Counties. This includes CA Route 177 between mile markers 10 and 27.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Riverside, CA; San Bernardino, CA
Forcast Office: 
NWS Phoenix AZ
Sender: 
w-nws.webmaster@noaa.gov