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Home Return to list Areal Flood Advisory 0028 Issued by the San Diego Forecast Office
Action: New Issued At: 2026-08-10 16:28:27
959
WGUS86 KSGX 102128
FLSSGX
Flood Advisory
National Weather Service San Diego CA
228 PM PDT Mon Aug 10 2026
CAC071-102330-
/O.NEW.KSGX.FA.Y.0028.260810T2128Z-260810T2327Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
228 PM PDT Mon Aug 10 2026
...FLOOD ADVISORY IN EFFECT UNTIL 427 PM PDT THIS AFTERNOON...
* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...A portion of Southwest California, including the following
county, San Bernardino.
* WHEN...Until 427 PM PDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Rises in small streams and normally dry arroyos. Dangerous flows
over low-water crossings. Overflowing poor drainage areas.
* ADDITIONAL DETAILS...
- At 228 PM PDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 0.5 and 1.25 inches of
rain have fallen.
- Additional rainfall amounts of 0.25 to 1.25 inches are
expected over the area. This additional rain will result in
minor flooding.
- Some locations that will experience flooding include...
Eastern Lucerne Valley and northwestern Johnson Valley.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Remain alert for flooding even in locations not receiving rain.
Arroyos, streams, and rivers can become raging killer currents in a
matter of minutes, even from distant rainfall.
&&
LAT...LON 3476 11668 3430 11665 3431 11673 3439 11681
3477 11687
$$
Zuber
Action: Expired Issued At: 2026-08-10 18:29:01
864
WGUS86 KSGX 102328
FLSSGX
Flood Advisory
National Weather Service San Diego CA
428 PM PDT Mon Aug 10 2026
CAC071-102338-
/O.EXP.KSGX.FA.Y.0028.000000T0000Z-260810T2327Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
428 PM PDT Mon Aug 10 2026
...FLOOD ADVISORY HAS EXPIRED...
The Flood Advisory has expired for a portion of Southwest
California, including the following area, San Bernardino.
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
&&
LAT...LON 3476 11668 3430 11665 3431 11673 3439 11681
3477 11687
$$
12
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