417  
WWUS76 KMTR 301324  
NPWMTR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
624 AM PDT FRI MAY 30 2025  
 
CAZ528-302130-  
/O.NEW.KMTR.FG.Y.0014.250530T1324Z-250530T1700Z/  
/O.CON.KMTR.HT.Y.0002.250530T1800Z-250531T0300Z/  
NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY-  
624 AM PDT FRI MAY 30 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM  
PDT THIS EVENING...  
 
* WHAT...FOR THE DENSE FOG ADVISORY, VISIBILITY OF A QUARTER MILE OR  
LESS IN DENSE FOG. FOR THE HEAT ADVISORY, TEMPERATURES UP TO 92  
EXPECTED.  
 
* WHERE...NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY.  
 
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 10 AM PDT THIS MORNING.  
FOR THE HEAT ADVISORY, FROM 11 AM THIS MORNING TO 8 PM PDT THIS  
EVENING.  
 
* IMPACTS...THIS LEVEL OF HEAT AFFECTS MOST INDIVIDUALS SENSITIVE TO  
HEAT, ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING AND/OR ADEQUATE  
HYDRATION. IMPACTS POSSIBLE IN SOME HEALTH SYSTEMS AND IN  
HEAT-SENSITIVE INDUSTRIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BEAT THE HEAT AND CHECK THE BACKSEAT! DO NOT LEAVE YOUNG CHILDREN OR  
PETS IN UNATTENDED VEHICLES.CAR INTERIORS WILL REACH LETHAL  
TEMPERATURES IN A MATTER OF MINUTES.  
 
STAY COOL, STAY HYDRATED, STAY INFORMED.  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 

 
 

 
 
CAZ006-505-509-529-530-301700-  
/O.NEW.KMTR.FG.Y.0014.250530T1324Z-250530T1700Z/  
SAN FRANCISCO-COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL  
SEASHORE-SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-  
SOUTHERN MONTEREY BAY AND BIG SUR COAST-  
624 AM PDT FRI MAY 30 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING
 
 
* WHAT...VISIBILITY OF A ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...MONTEREY BAY AND THE BIG SUR COAST, SAN FRANCISCO, COASTAL  
NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE, AND SAN  
FRANCISCO PENINSULA COAST.  
 
* WHEN...UNTIL 10 AM PDT THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 

 
 

 
 
CAZ504-506-510-512>518-302130-  
/O.CON.KMTR.HT.Y.0002.250530T1800Z-250531T0300Z/  
NORTH BAY INTERIOR MOUNTAINS-NORTH BAY INTERIOR VALLEYS-EAST BAY  
INTERIOR VALLEYS-SANTA CRUZ MOUNTAINS-SANTA CLARA VALLEY  
INCLUDING SAN JOSE-EASTERN SANTA CLARA HILLS-EAST BAY HILLS-  
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-SANTA  
LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-MOUNTAINS OF SAN  
BENITO COUNTY AND INTERIOR MONTEREY COUNTY INCLUDING PINNACLES  
NATIONAL PARK-  
624 AM PDT FRI MAY 30 2025  
 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM  
PDT THIS EVENING...  
 
* WHAT...TEMPERATURES UP TO 106 EXPECTED.  
 
* WHERE...THE SANTA CLARA VALLEY AND EASTERN HILLS, THE EAST BAY  
HILLS AND VALLEYS, THE SANTA CRUZ MOUNTAINS, INTERIOR MONTEREY  
COUNTY AND THE SANTA LUCIA RANGE, MOST OF SAN BENITO COUNTY AND  
THE CHOLAME HILLS IN SOUTHEAST MONTEREY COUNTY, NORTH BAY INTERIOR  
MOUNTAINS, NORTH BAY INTERIOR VALLEYS, AND SOUTHERN SALINAS  
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO.  
 
* WHEN...FROM 11 AM THIS MORNING TO 8 PM PDT THIS EVENING.  
 
* IMPACTS...THIS LEVEL OF HEAT AFFECTS MOST INDIVIDUALS SENSITIVE TO  
HEAT, ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING AND/OR ADEQUATE  
HYDRATION. IMPACTS POSSIBLE IN SOME HEALTH SYSTEMS AND IN  
HEAT-SENSITIVE INDUSTRIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BEAT THE HEAT AND CHECK THE BACKSEAT! DO NOT LEAVE YOUNG CHILDREN OR  
PETS IN UNATTENDED VEHICLES.CAR INTERIORS WILL REACH LETHAL  
TEMPERATURES IN A MATTER OF MINUTES.  
 
STAY COOL, STAY HYDRATED, STAY INFORMED.  
 

 
 

 
 
PALMER  
 
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