Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 14 11:50 pm
Expired: Aug 15 3:30 pm
Duration: 15 hrs 40 mins
EXTREME HEAT WARNING
Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 15 10:05 am
Expired: Aug 16 3:00 am
Duration: 16 hrs 55 mins
SPECIAL WEATHER STATEMENT
At 508 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Imperial County Southwest; Imperial County West
Effective: Aug 15 5:09 pm
Expired: Aug 15 5:45 pm
Duration: 0 hrs 36 mins
SEVERE THUNDERSTORM WARNING (3 updates)
Areas affected: Imperial, CA
Effective: Aug 15 5:29 pm
Expired: Aug 15 6:00 pm
Duration: 0 hrs 31 mins
SVRPSR
Areas affected: Imperial, CA
Effective: Aug 15 5:42 pm
Expired: Aug 15 6:30 pm
Duration: 0 hrs 48 mins
At 554 PM PDT, a severe thunderstorm was located over Mt. Signal, or
Areas affected: Imperial, CA
Effective: Aug 15 5:54 pm
Expired: Aug 15 6:30 pm
Duration: 0 hrs 36 mins
FLOOD ADVISORY
Areas affected: Imperial, CA
Effective: Aug 15 5:22 pm
Expired: Aug 15 8:15 pm
Duration: 2 hrs 53 mins
Riverside County 3 alerts
EXTREME HEAT WATCH
Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 14 11:50 pm
Expired: Aug 15 3:30 pm
Duration: 15 hrs 40 mins
EXTREME HEAT WARNING
Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 15 10:05 am
Expired: Aug 16 3:00 am
Duration: 16 hrs 55 mins
FLASH FLOOD WARNING (3 updates)
FFWPSR
Areas affected: Riverside, CA
Effective: Aug 15 4:16 pm
Expired: Aug 15 7:15 pm
Duration: 2 hrs 59 mins
At 526 PM PDT, Doppler radar indicated thunderstorms have ended
Areas affected: Riverside, CA
Effective: Aug 15 5:26 pm
Expired: Aug 15 7:15 pm
Duration: 1 hr 49 mins
At 615 PM PDT, Doppler radar indicated thunderstorms have ended
Areas affected: Riverside, CA
Effective: Aug 15 6:15 pm
Expired: Aug 15 7:15 pm
Duration: 1 hr 00 mins
San Bernardino County 3 alerts
FLOOD ADVISORY (5 updates)
Areas affected: Mohave, AZ; San Bernardino, CA; Clark, NV
Effective: Aug 14 11:54 pm
Expired: Aug 15 1:30 am
Duration: 1 hr 36 mins
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 1:08 pm
Expired: Aug 15 4:15 pm
Duration: 3 hrs 07 mins
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 1:55 pm
Expired: Aug 15 4:15 pm
Duration: 2 hrs 20 mins
Areas affected: San Bernardino, CA
Effective: Aug 15 4:36 pm
Expired: Aug 15 6:45 pm
Duration: 2 hrs 09 mins
Areas affected: Inyo, CA; San Bernardino, CA; Clark, NV; Nye, NV
Effective: Aug 15 6:29 pm
Expired: Aug 15 9:00 pm
Duration: 2 hrs 31 mins
SEVERE THUNDERSTORM WARNING (4 updates)
SVRVEF
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 12:45 pm
Expired: Aug 15 1:30 pm
Duration: 0 hrs 45 mins
At 113 PM PDT, a severe thunderstorm was located near Sandy Valley,
or 14 miles west of Jean, moving northeast at 15 mph.
HAZARD...60 mph wind gusts and dime size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 1:13 pm
Expired: Aug 15 1:30 pm
Duration: 0 hrs 17 mins
SVRVEF
Areas affected: San Bernardino, CA
Effective: Aug 15 4:49 pm
Expired: Aug 15 5:30 pm
Duration: 0 hrs 41 mins
At 506 PM PDT, A severe thunderstorm was located 8 miles southeast of
Areas affected: San Bernardino, CA
Effective: Aug 15 5:06 pm
Expired: Aug 15 5:30 pm
Duration: 0 hrs 24 mins
FLASH FLOOD WARNING (4 updates)
FFWVEF
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 3:44 pm
Expired: Aug 15 6:45 pm
Duration: 3 hrs 01 min
At 455 PM PDT, Heavy rain continues across eastern parts of Sandy
Areas affected: San Bernardino, CA; Clark, NV
Effective: Aug 15 4:55 pm
Expired: Aug 15 6:45 pm
Duration: 1 hr 50 mins
FFWVEF
Areas affected: San Bernardino, CA
Effective: Aug 15 4:46 pm
Expired: Aug 15 7:45 pm
Duration: 2 hrs 59 mins
At 535 PM PDT, Thunderstorms are ongoing along Amboy road south of
Areas affected: San Bernardino, CA
Effective: Aug 15 5:35 pm
Expired: Aug 15 7:45 pm
Duration: 2 hrs 10 mins
San Diego County 2 alerts
FLOOD ADVISORY
Areas affected: San Diego, CA
Effective: Aug 15 4:38 pm
Expired: Aug 15 6:45 pm
Duration: 2 hrs 07 mins
SPECIAL WEATHER STATEMENT
At 448 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: San Diego County Mountains; San Diego County Deserts
Effective: Aug 15 4:48 pm
Expired: Aug 15 5:30 pm
Duration: 0 hrs 42 mins
Inyo County
FLOOD ADVISORY
Areas affected: Inyo, CA; San Bernardino, CA; Clark, NV; Nye, NV
EXTREME HEAT WATCH 
EXTREME HEAT WARNING 
SPECIAL WEATHER STATEMENT 
SEVERE THUNDERSTORM WARNING 
FLOOD ADVISORY 
FLASH FLOOD WARNING 
