733  
FNUS76 KMTR 292258  
FWSMTR  
 
SPOT FORECAST FOR SITE 300 CONTROL BURN...ALAMEDA COUNTY FIRE DEPARTMENT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
358 PM PDT FRI MAY 29 2020  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON MAY 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE FORECAST  
FOR SATURDAY. IF THUNDERSTORMS DO OCCUR, THEY MOST LIKELY WILL BE  
ACCOMPANIED BY WETTING RAINS. DRY WEATHER WILL RETURN BY SATURDAY NIGHT.  
DAYTIME TEMPERATURES WILL BE COOLER THAN NORMAL.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS THROUGH THE  
DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
MAX TEMPERATURE.....70-74.  
MIN HUMIDITY........50-55 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO THE  
WEST 5 TO 10 MPH WITH GUSTS TO AROUND 16 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS POSSIBLE  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
CWR.................30 PERCENT.  
LAL.................2.  
MIXING HEIGHT.......1500 FT AGL EARLY, INCREASING TO 5000 FT AGL  
IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH INCREASING TO 10 TO 15 MPH  
IN THE AFTERNOON.  
MARINE LAYER........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....55-58.  
MAX HUMIDITY........80-85 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 10 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
MIXING HEIGHT.......3000 FT AGL EARLY DECREASING TO LESS THAN 500 FT  
AGL AFTER MIDNIGHT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MARINE LAYER........NONE.  
 

 
FORECASTER...D_DYKEMA  
REQUESTED BY...BRIAN DIREGOLO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2006893.0/MTR  
.DELDT 05/29/20  
.FORMATTERVERSION 1.0.26  
.EMAIL BRIAN.DIREGOLO@ACGOV.ORG  
 
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