829
WGUS86 KMTR 132225
FLSMTR
FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
325 PM PDT MON OCT 13 2025
CAC041-055-097-140130-
/O.NEW.KMTR.FA.Y.0047.251013T2225Z-251014T0130Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARIN CA-NAPA CA-SONOMA CA-
325 PM PDT MON OCT 13 2025
..FLOOD ADVISORY IN EFFECT UNTIL 630 PM PDT THIS EVENING
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE
RAINFALL IS EXPECTED.
* WHERE...A PORTION OF NORTHERN CALIFORNIA, INCLUDING THE FOLLOWING
COUNTIES, SOUTHEASTERN MARIN, SOUTHEASTERN NAPA AND SOUTHEASTERN
SONOMA.
* WHEN...UNTIL 630 PM PDT.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
WATER OVER ROADWAYS.
* ADDITIONAL DETAILS...
- AT 325 PM PDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES
INDICATED HEAVY RAIN DUE TO THUNDERSTORMS. THIS WILL CAUSE
URBAN AND SMALL STREAM FLOODING. BETWEEN 0.5 AND 1 INCH OF
RAIN HAS FALLEN.
- ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE EXPECTED OVER
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
NAPA, SAN RAFAEL, NOVATO, AMERICAN CANYON, MILL VALLEY, SAN
ANSELMO, LARKSPUR, CORTE MADERA, TIBURON, SAUSALITO, BLACK
POINT-GREEN POINT, LUCAS VALLEY-MARINWOOD, KENTFIELD,
STRAWBERRY, TAMALPAIS-HOMESTEAD, TAMALPAIS-HOMESTEAD VALLEY,
MUIR BEACH, ROSS, BELVEDERE AND SANTA VENETIA.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.
LAT...LON 3782 12253 3786 12259 3807 12254 3829 12237
3833 12213 3831 12221 3816 12220 3812 12245
3802 12250 3799 12245 3795 12254 3786 12244
3787 12244 3785 12242
DIALH
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