023 
WGUS86 KMTR 220824
FLSMTR

Flood Advisory
National Weather Service San Francisco CA
1224 AM PST Mon Dec 22 2025

CAC097-221515-
/O.NEW.KMTR.FA.Y.0080.251222T0824Z-251222T1515Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Sonoma CA-
1224 AM PST Mon Dec 22 2025

...FLOOD ADVISORY IN EFFECT UNTIL 715 AM PST THIS MORNING...

* WHAT...Urban area and small stream flooding caused by excessive
  rainfall upstream along the Russian River has resulted in the
  Russian River at Geyserville reaching minor flood stage.

* WHERE...North Central Sonoma County in northern California...

* Until 715 AM PST Monday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas along
  the Russian River between Geyserville and Jimtown is expected. At
  minor flood stage, water may begin to inundate the lowest
  floodplain locations on left (east) bank of the Russian River at
  Geyserville.

* ADDITIONAL DETAILS...
  - At 1217 AM PST, The Russian River at Geyserville reports the
    river has risen to minor flood stage as of 11:30 PM PST on 21
    December. The Russian River is expected to crest around 40.5 ft
    (minor flood stage) by 3 AM PST with minor flooding to persist
    through at least 7 AM PST. This is a result of excessive rainfall
    upstream along the Russian River with the river gauge at Russian
    River at Hopland reporting the river is in minor flood stage.
  - Flooding is most likely in the lowest lying areas within the
    vicinity of the Russian River from Geyserville to Jimtown. Light
    rain will continue through the afternoon with additional amounts
    up to 0.5 inches expected. Moderate to heavy rain returns tonight
    into Tuesday.
  - Some locations that will experience flooding include...Low lying
    areas along the Russian River extending from Geyserville to
    Jimtown.
  - http://www.weather.gov/safety/flood

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 3873 12291 3872 12292 3869 12287 3865 12283
      3866 12282 3868 12283 3869 12285


$$

Kennedy