935  
FNUS76 KSTO 171933  
FWSSTO  
 
SPOT FORECAST FOR BEAR MOUNTAIN...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
1233 PM PDT SAT AUG 17 2019  
 
FORECAST IS BASED ON IGNITION TIME OF 1700 PDT ON AUGUST 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
LOW PRESSURE MOVING INTO THE AREA WILL RESULT IN COOLING WITH INCREASING  
HUMIDITY OVER THE WEEKEND. LOCALLY GUSTY SOUTH TO WEST WIND CAN BE EXPECTED IN  
THE AFTERNOON INTO EVENING HOURS, ESPECIALLY OVER RIDGES.  
 
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....50-55.  
MAX HUMIDITY........75-85 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS UP TO 6 MPH WITH EVENING GUSTS UP TO 12 MPH  
SHIFTING TO THE EAST UP TO 4 MPH AFTER 2100 HOURS.  
RIDGETOP...........SOUTHWEST UP TO 10 MPH WITH EVENING GUSTS TO 18 MPH  
SHIFTING TO THE SOUTHEAST UP TO 8 MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......4800 FT AGL DECREASING TO BELOW 500 FT AGL EARLY  
IN THE EVENING.  
TRANSPORT WINDS.....WEST UP TO 8 MPH SHIFTING TO THE EAST AROUND 6 MPH  
AFTER 2100 HOURS.  
CWR.................0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....78-83.  
MIN HUMIDITY........28-33 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE  
SOUTHWEST UP TO 10 MPH AFTER 1000 HOURS WITH GUSTS  
UP TO 16 MPH IN THE AFTERNOON.  
RIDGETOP...........SOUTH TO SOUTHWEST WIND 10 TO 15 MPH WITH GUSTS TO  
20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......INCREASING TO 4200-5100 FT AGL BY THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....46-51.  
MAX HUMIDITY........82-92 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHWEST WINDS UP TO 6 MPH WITH GUSTS UP TO 11 MPH  
SHIFTING TO THE EAST UP TO 5 MPH AFTER 2100 HOURS.  
RIDGETOP...........SOUTH AROUND 10 MPH. LOCAL GUSTS UP TO 20 MPH EARLY  
EVENING.  
MIXING HEIGHT.......4700 FT AGL DECREASING TO BELOW 500 FT AGL EARLY  
IN THE EVENING.  
TRANSPORT WINDS.....SOUTHEAST AROUND 7 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
 

 
FORECASTER...CH  
REQUESTED BY...DAVID REYNOLDS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1913947.0/STO  
.DELDT 08/17/19  
.EMAIL DAVID.REYNOLDS@USDA.GOV  
 
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