261
WWUS76 KMTR 101254
NPWMTR
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
554 AM PDT WED JUN 10 2026
CAZ503-504-506-508-510-513>515-102100-
/O.CON.KMTR.HT.Y.0002.260611T1900Z-260612T0600Z/
SONOMA COASTAL RANGE-NORTH BAY INTERIOR MOUNTAINS-NORTH BAY
INTERIOR VALLEYS-SAN FRANCISCO BAY SHORELINE-EAST BAY INTERIOR
VALLEYS-SANTA CLARA VALLEY INCLUDING SAN JOSE-EASTERN SANTA CLARA
HILLS-EAST BAY HILLS-
554 AM PDT WED JUN 10 2026
..HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 11 PM PDT THURSDAY
* WHAT...HIGH TEMPERATURES BETWEEN 90 AND 103 FOR INTERIOR VALLEYS
AND HIGHER ELEVATIONS. HIGH TEMPERATURES BETWEEN 85 AND 96 DEGREES
FOR THE BAY SHORELINE.
* WHERE...THE EAST BAY AND SAN FRANCISCO BAY SHORELINE, NORTH BAY
INTERIOR MOUNTAINS AND VALLEYS, AND THE SANTA CLARA VALLEY AND
EASTERN HILLS.
* WHEN...FROM NOON TO 11 PM PDT THURSDAY.
* 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...
HYDRATION IS A CRITICAL PIECE TO SURVIVING THE HEAT. DRINK WATER, AND
IF POSSIBLE, TAKE WATER TO THOSE WHO ARE VULNERABLE.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO THE EARLY
MORNING OR EVENING. TAKE ACTION WHEN YOU EXPERIENCE SYMPTOMS OF HEAT
EXHAUSTION AND/OR HEAT STROKE.
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.
CANEPA
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