California Severe Flash Flood Warning | Effective 08/09/2026 17:54

Headline: 
Flash Flood Warning issued August 9 at 5:54PM PDT until August 9 at 7:30PM PDT by NWS San Diego CA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
August 9, 2026 - 5:54pm
Expires: 
August 9, 2026 - 7:30pm
Description: 
FFWSGX The National Weather Service in San Diego has issued a * Flash Flood Warning for... Northeastern San Diego County in southwestern California... * Until 730 PM PDT. * At 554 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Hwy 78 Between Banner And S2, Hwy 78 Between S2 And Borrego Springs Rd, Hwy S2 Between Hwy 79 And Hwy 78 and Shelter Valley.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
San Diego, CA
Forcast Office: 
NWS San Diego CA
Sender: 
w-nws.webmaster@noaa.gov