172  
WWUS76 KMTR 270827  
NPWMTR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
1227 AM PST THU NOV 27 2025  
 
CAZ506-271630-  
/O.EXA.KMTR.FG.Y.0031.000000T0000Z-251127T1800Z/  
NORTH BAY INTERIOR VALLEYS-  
1227 AM PST THU NOV 27 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING
 
 
* WHAT...VISIBILITY ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...NORTH BAY INTERIOR VALLEYS.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
LIMITED VISIBILITY WILL RESULT IN HAZARDOUS DRIVING CONDITIONS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 
IF COMMUTING, ALLOW EXTRA DRIVE TIME TO REACH YOUR DESTINATION  
SAFELY.  
 

 
 

 
 
CAZ510-271630-  
/O.CON.KMTR.FG.Y.0031.000000T0000Z-251127T1800Z/  
EAST BAY INTERIOR VALLEYS-  
1227 AM PST THU NOV 27 2025  
 
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS  
MORNING...  
 
* WHAT...VISIBILITY ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...EAST BAY INTERIOR VALLEYS.  
 
* WHEN...UNTIL 10 AM PST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
LIMITED VISIBILITY WILL RESULT IN HAZARDOUS DRIVING CONDITIONS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 
IF COMMUTING, ALLOW EXTRA DRIVE TIME TO REACH YOUR DESTINATION  
SAFELY.  
 

 
 

 
 
JM  
 
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