296 
WGUS86 KSGX 122142
FLSSGX

Flood Advisory
National Weather Service San Diego CA
242 PM PDT Wed Aug 12 2026

CAC071-122345-
/O.NEW.KSGX.FA.Y.0041.260812T2142Z-260812T2340Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
242 PM PDT Wed Aug 12 2026

...FLOOD ADVISORY IN EFFECT UNTIL 440 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 440 PM PDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas. 
  Rises in small streams and normally dry arroyos.

* ADDITIONAL DETAILS...
  - At 242 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 0.75 inches of
    rain have fallen.
  - Additional rainfall amounts of 0.25 to 1 inch are expected
    over the area. This additional rain will result in minor
    flooding.
  - Some locations that will experience flooding include...
    Eastern Lucerne Valley and northern 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.

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 11669 3474 11642 3468 11650 3461 11650
      3461 11647 3456 11647 3456 11646 3453 11646
      3453 11642 3447 11642 3447 11640 3439 11640
      3439 11669


$$

KW