235 
WGUS56 KMTR 251056
FFWMTR
CAC075-081-251400-
/O.NEW.KMTR.FF.W.0006.251225T1056Z-251225T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Francisco CA
256 AM PST Thu Dec 25 2025

The National Weather Service in San Francisco has issued a

* Flash Flood Warning for...
  San Francisco County in northern California...
  Northwestern San Mateo County in northern California...

* Until 600 AM PST.

* At 256 AM PST, The public reported heavy rain and flooding across
  the warned area. Between 0.5 and 1 inch of rain has fallen. Flash
  flooding is already occurring.

  HAZARD...Life threatening flash flooding. Heavy rain producing
           flash flooding.

  SOURCE...Public reported.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  San Francisco, Daly City, South San Francisco, San Bruno, Pacifica,
  Millbrae, Brisbane, Colma and Broadmoor.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3781 12248 3781 12241 3777 12238 3775 12239
      3772 12236 3772 12239 3767 12238 3766 12240
      3766 12237 3763 12240 3762 12236 3757 12244
      3759 12250 3778 12251

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

KR

854 
WGUS76 KMTR 251308
FFSMTR

Flash Flood Statement
National Weather Service San Francisco CA
508 AM PST Thu Dec 25 2025

CAC075-081-251318-
/O.CAN.KMTR.FF.W.0006.000000T0000Z-251225T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco CA-San Mateo CA-
508 AM PST Thu Dec 25 2025

...FLASH FLOOD WARNING IS CANCELLED FOR SAN FRANCISCO AND
NORTHWESTERN SAN MATEO COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.

A Flood Watch remains in effect until 1000 PM PST Friday for portions
of central and northern California.

&&

LAT...LON 3781 12248 3781 12241 3777 12238 3775 12239
      3772 12236 3772 12239 3767 12238 3766 12240
      3766 12237 3763 12240 3762 12236 3757 12244
      3759 12250 3778 12251

$$

KR