740  
FNUS76 KMTR 272054  
FWSMTR  
 
SPOT FORECAST FOR CSU EAST BAY CONCORD...CALFIRE -SCU  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
154 PM PDT SAT JUN 27 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1400 PDT ON JUNE 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
SKIES ARE CLEARING LEADING TO SUNNY CONDITIONS FOR  
THE REST OF THE DAY. MODERATE TO BREEZY WINDS ARE EXPECTED WITH  
WINDS COMING FROM THE WEST AND SOUTH WEST. WINDS GUSTS INCREASE  
SLIGHTLY IN THE EVENING BUT BECOME LESS FREQUENT OVERNIGHT.  
HUMIDITY RECOVERIES LOOK GOOD OVERNIGHT AS TEMPERATURES FALL INTO  
THE MID TO LOWER 50S WITH SOME PASSING LOW CLOUDS. THIS CLOUD  
COVER CLEARS QUICKLY INTO SUNDAY LEADING TO CLEAR CONDITIONS WITH  
MODERATE WEST TO NORTHWEST WINDS.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....73-77.  
MIN HUMIDITY........45-49 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 14 MPH WITH GUSTS TO  
AROUND 17 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 14 MPH.  
MARINE LAYER........NONE.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....50-54.  
MAX HUMIDITY........82-86 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 14 MPH. GUSTS UP TO 21 MPH  
IN THE EVENING.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 13 MPH.  
MARINE LAYER........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....84-88.  
MIN HUMIDITY........26-30 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 12 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......6600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 11 MPH.  
MARINE LAYER........NONE.  
 

 
FORECASTER...B_MURDOCK  
REQUESTED BY...ALEX MIKESELL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2616330.0/MTR  
.DELDT 06/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ALEX.MIKESELL@FIRE.CA.GOV  
 
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