695
WWUS86 KMTR 251556
SPSMTR
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
756 AM PST THU DEC 25 2025
CAZ503-504-506-251630-
SONOMA COASTAL RANGE CA-NORTH BAY INTERIOR VALLEYS CA-NORTH BAY
INTERIOR MOUNTAINS CA-
756 AM PST THU DEC 25 2025
..AN AREA OF STRONG THUNDERSTORMS WILL IMPACT NORTH CENTRAL MARIN
NAPA AND EASTERN SONOMA COUNTIES UNTIL 830 AM PST...
AT 756 AM PST, DOPPLER RADAR WAS TRACKING AN AREA OF STRONG
THUNDERSTORMS EXTENDING FROM OVER HEALDSBURG TO OVER COTATI, OR
EXTENDING FROM 14 MILES NORTHWEST OF SANTA ROSA TO NEAR ROHNERT PARK,
MOVING EAST AT 40 MPH.
HAZARD...WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND
UNSECURED OBJECTS. MINOR DAMAGE TO OUTDOOR OBJECTS IS
POSSIBLE.
LOCATIONS IMPACTED INCLUDE...
SANTA ROSA, NAPA, PETALUMA, ROHNERT PARK, WINDSOR, HEALDSBURG,
SONOMA, SEBASTOPOL, COTATI, ST. HELENA, CALISTOGA, SOUTH SANTA ROSA
CDP, ROSELAND, BOYES HOT SPRINGS, LARKFIELD-WIKIUP, FORESTVILLE,
YOUNTVILLE, GLEN ELLEN, DEER PARK AND ELDRIDGE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING
WEATHER CONDITIONS.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
LAT...LON 3865 12310 3871 12268 3871 12265 3868 12263
3867 12263 3871 12246 3875 12243 3875 12240
3845 12220 3832 12219 3832 12221 3827 12219
3826 12222 3826 12219 3825 12221 3822 12219
3820 12280 3825 12281 3826 12282 3839 12282
TIME...MOT...LOC 1556Z 262DEG 32KT 3859 12288 3843 12270 3830 12270
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
SARMENT
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