921
WWUS86 KMTR 091638
RFWMTR
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
938 AM PDT TUE JUN 9 2026
...RED FLAG WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 9 AM PDT
THURSDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH BAY INTERIOR
MOUNTAINS AND EAST BAY HILLS...
....HOT, DRY, AND WINDY CONDITIONS COMBINED WITH MIXED VEGETATION,
SUCH AS GRASS, WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS
WEDNESDAY NIGHT INTO THURSDAY MORNING...
CAZ504-515-100200-
/O.NEW.KMTR.FW.W.0001.260611T0600Z-260611T1600Z/
NORTH BAY INTERIOR MOUNTAINS-EAST BAY HILLS-
938 AM PDT TUE JUN 9 2026
...RED FLAG WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 9 AM PDT
THURSDAY...
THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO CA HAS ISSUED A RED
FLAG WARNING.
* AFFECTED AREA...EAST BAY HILLS AND NORTH BAY INTERIOR MOUNTAINS.
* TIMING...FROM 11 PM WEDNESDAY TO 9 AM PDT THURSDAY.
* WINDS 20 FOOT...NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS UP TO 45
MPH. RIDGE TOP WIND GUSTS MAY EXCEED 60 MPH.
* RELATIVE HUMIDITY...RELATIVE HUMIDITY BETWEEN 12 TO 18 PERCENT.
* IMPACTS...EXTREME FIRE BEHAVIOR AND RAPID RATES OF SPREAD LIKELY ON
NEW AND EXISTING WILDFIRES. THERE WILL BE AN INCREASED RISK FOR
POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE ADVISE RESPONDING AGENCIES OR FIRE CREWS IN THE FIELD OF THIS
FIRE WEATHER ALERT.
NEVER LEAVE BURNING DEBRIS OR CAMP FIRES UNATTENDED; EXTINGUISH THEM
COMPLETELY. AVOID USING EQUIPMENT OR MACHINERY THAT COULD CREATE A
SPARK. SECURE TOW CHAINS TO AVOID DRAGGING AND SUBSEQUENT SPARKS.
NEVER TOSS CIGARETTE BUTTS OUT OF YOUR VEHICLE'S WINDOW. REMEMBER,
ONE LESS SPARK, ONE LESS FLAME.
FAMILIARIZE YOURSELF WITH YOUR EMERGENCY PLAN! WHERE WILL YOU GO? HOW
WILL YOU GET THERE? DO YOU HAVE YOUR GO KIT READY TO GO? WHO WILL YOU
CALL TO LET OTHERS KNOW YOU ARE SAFE? VISIT READY.GOV/PLAN FOR MORE
INFORMATION.
KR
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