542  
WWUS86 KMTR 170826  
SPSMTR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
1226 AM PST MON NOV 17 2025  
 
CAZ508-509-512-170900-  
SANTA CRUZ MOUNTAINS CA-SAN FRANCISCO BAY SHORELINE CA-SAN  
FRANCISCO PENINSULA COAST CA-  
1226 AM PST MON NOV 17 2025  
 
...A LINE OF STRONG THUNDERSTORMS WILL IMPACT NORTHWESTERN SANTA  
CRUZ...SAN MATEO AND NORTHWESTERN SANTA CLARA COUNTIES UNTIL 1 AM  
PST...  
 
AT 1226 AM PST, DOPPLER RADAR WAS TRACKING A LINE OF STRONG  
THUNDERSTORMS EXTENDING FROM OVER HIGHLANDS-BAYWOOD PARK TO 19 MILES  
WEST OF BOULDER CREEK, OR EXTENDING FROM NEAR SAN MATEO TO 26 MILES  
SOUTHWEST OF PALO ALTO, MOVING NORTHEAST AT 20 MPH.  
 
HAZARD...WIND GUSTS UP TO 40 MPH AND HALF INCH 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...  
SAN MATEO, REDWOOD CITY, PALO ALTO, SOUTH SAN FRANCISCO, SAN  
BRUNO, PACIFICA, MENLO PARK, FOSTER CITY, LOS ALTOS, BURLINGAME,  
SAN CARLOS, EAST PALO ALTO, BELMONT, MILLBRAE, HALF MOON BAY,  
HILLSBOROUGH, LOS ALTOS HILLS, ATHERTON, WOODSIDE AND STANFORD.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 

 
 
LAT...LON 3751 12251 3756 12250 3764 12238 3763 12239  
3753 12228 3757 12229 3756 12225 3754 12225  
3753 12227 3755 12222 3752 12225 3749 12223  
3752 12220 3750 12213 3708 12211 3708 12227  
3720 12241 3736 12240 3748 12245  
TIME...MOT...LOC 0826Z 240DEG 19KT 3753 12237 3732 12242 3712 12247  
 
MAX HAIL SIZE...0.50 IN  
MAX WIND GUST...40 MPH  
 

 
 
DIALH  
 
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