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Home Return to list Flash Flood Warning 0002 Issued by the San Diego Forecast Office
Action: New Issued At: 2026-08-09 19:55:02
529
WGUS56 KSGX 100054
FFWSGX
CAC073-100230-
/O.NEW.KSGX.FF.W.0002.260810T0054Z-260810T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Diego CA
554 PM PDT Sun Aug 9 2026
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.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3316 11642 3315 11640 3313 11641 3311 11642
3309 11645 3308 11649 3308 11653 3309 11656
3312 11660 3313 11661 3314 11661 3315 11660
3317 11659 3318 11656 3320 11644 3318 11643
FLASH FLOOD...RADAR INDICATED
$$
MM
Action: Continued Issued At: 2026-08-09 20:29:04
536
WGUS76 KSGX 100128
FFSSGX
Flash Flood Statement
National Weather Service San Diego CA
628 PM PDT Sun Aug 9 2026
CAC073-100230-
/O.CON.KSGX.FF.W.0002.000000T0000Z-260810T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego CA-
628 PM PDT Sun Aug 9 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM PDT THIS
EVENING FOR NORTHEASTERN SAN DIEGO COUNTY...
At 628 PM PDT, Doppler radar indicated thunderstorms that produced
heavy rain, but they have weakened considerably. Flash flooding is
still likely as runoff continues in low-lying areas.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Hwy 78 Between Banner And S2, Hwy 78 Between S2 And Borrego
Springs Rd, Hwy S2 Between Hwy 79 And Hwy 78 and Shelter Valley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3316 11642 3315 11640 3313 11641 3311 11642
3309 11645 3308 11649 3308 11653 3309 11656
3312 11660 3313 11661 3314 11661 3315 11660
3317 11659 3318 11656 3320 11644 3318 11643
FLASH FLOOD...RADAR INDICATED
$$
MM
Action: Cancelled Issued At: 2026-08-09 20:54:35
070
WGUS76 KSGX 100154
FFSSGX
Flash Flood Statement
National Weather Service San Diego CA
654 PM PDT Sun Aug 9 2026
CAC073-100204-
/O.CAN.KSGX.FF.W.0002.000000T0000Z-260810T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego CA-
654 PM PDT Sun Aug 9 2026
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN SAN DIEGO
COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat.
&&
LAT...LON 3316 11642 3315 11640 3313 11641 3311 11642
3309 11645 3308 11649 3308 11653 3309 11656
3312 11660 3313 11661 3314 11661 3315 11660
3317 11659 3318 11656 3320 11644 3318 11643
$$
MM
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