388  
FNUS76 KSTO 090150  
FWSSTO  
 
SPOT FORECAST FOR GROVELAND 1S17M PILE BURNING...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
550 PM PST THU JAN 8 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 PST ON JANUARY 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
DRY WEATHER WILL PREVAIL AT THE BURN LOCATION, WITH NO PRECIPITATION  
IN THE FORECAST FOR AT LEAST THE NEXT WEEK. WEAK NORTHEAST/DOWNCANYON FLOW  
WILL CONTINUE EACH LATE EVENING THROUGH EARLY MORNING PERIOD, WITH LIGHT  
WINDS DURING THE DAYTIME. HIGH TEMPERATURES WILL GRADUALLY WARM  
TO ABOVE NORMAL OVER THE WEEKEND AND INTO NEXT WEEK AS HIGH PRESSURE  
BUILDS ACROSS THE REGION.  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....48-52.  
MIN HUMIDITY........49-53 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
RIDGETOP...........SOUTH AROUND 4 MPH.  
MIXING HEIGHT.......INCREASING TO 1100 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 4 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....32-36.  
MAX HUMIDITY........67-71 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 6 MPH.  
RIDGETOP...........EAST AROUND 6 MPH.  
MIXING HEIGHT.......DECREASING TO 100 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 6 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....54-58.  
MIN HUMIDITY........46-50 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 6 MPH IN THE MORNING  
BECOMING LIGHT AFTER 1000.  
RIDGETOP...........NORTHEAST AROUND 5 MPH.  
MIXING HEIGHT.......INCREASING TO 1300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.  
NORTHEAST WINDS AROUND 5 MPH IN THE MORNING BECOMING LIGHT.    
MONDAY
 
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S.  
NORTHEAST WINDS AROUND 5 MPH IN THE MORNING BECOMING LIGHT.    
TUESDAY
 
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 60S.  
NORTHEAST WINDS AROUND 5 MPH IN THE MORNING BECOMING LIGHT.  
 

 
FORECASTER...KH  
REQUESTED BY...DAVID REYNOLDS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2528631.0/STO  
.DELDT 01/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.REYNOLDS@USDA.GOV  
 
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