602  
FNUS76 KSTO 190547  
FWSSTO  
 
SPOT FORECAST FOR DEER...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
1047 PM PDT THU JUN 18 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1020 PDT ON JUNE 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
THERE WILL BE LINGERING SHOWER AND THUNDERSTORM CHANCES OVER THE  
FIRE AREA FRIDAY MORNING THROUGH EARLY AFTERNOON. THE BEST  
CHANCES FOR THUNDERSTORM DEVELOPMENT IS BETWEEN 1000 AND 1500,  
THEN STORMS SHIFT FURTHER NORTH AND EAST. BREEZY SOUTHWEST WINDS  
WILL DEVELOP, STRONGEST IN THE AFTERNOON WITH GUSTS OF 15 TO  
25 MPH. ANY THUNDERSTORMS THAT DEVELOP IN THE AREA WILL HAVE  
LIGHTNING, OUTFLOW WINDS, SMALL HAIL AND BRIEF HEAVY RAIN AS  
THE MAIN HAZARDS. SEASONABLE TEMPERATURES ARE FORECAST THIS  
WEEKEND BUT TEMPERATURES WILL GRADUALLY INCREASE NEXT WEEK,  
ALONG WITH LOWER HUMIDITY.  
   
JUNETEENTH
 
 
SKY/WEATHER.........MOSTLY TO PARTLY SUNNY. SLIGHT CHANCE OF  
SHOWERS OR THUNDERSTORMS BETWEEN 1000 AND 1500.  
MAX TEMPERATURE.....64-68.  
MIN HUMIDITY........55-59 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHWEST WINDS 6 TO 11 MPH WITH GUSTS 15 TO 20 MPH IN THE AFTERNOON.  
RIDGETOP...........SOUTHWEST 8 TO 16 MPH WITH GUSTS 20 TO 25 MPH IN THE AFTERNOON.  
CWR.................5 PERCENT.  
CHANCE OF THUNDER...25 PERCENT.  
 
TIME (PDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR PC PC PC PC PC MCR MCR  
CWR.............0 10 10 10 10 10 0 0  
CHC OF THDR (%).10 25 20 20 15 10 5 0  
TEMP............62 63 64 64 64 64 64 61  
RH..............60 57 57 58 63 62 63 64  
SL/VL WIND DIR..SW SW SW SW SW SW SW SW  
SL/VL WIND SPD..5 6 7 8 9 10 10 9  
SL/VL WIND GUST.13 15 17 18 21 21 22 20  
RIDGE WIND DIR..S SW SW SW SW SW SW SW  
RIDGE WIND SPD..8 8 10 12 14 15 16 15  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....41-45.  
MAX HUMIDITY........78-82 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHWEST WINDS 6 TO 11 MPH WITH GUSTS  
15 TO 20 MPH IN THE EARLY EVENING, BECOMING LIGHT OVERNIGHT.  
RIDGETOP...........SOUTHWEST 12 TO 16 MPH DECREASING TO 9 TO 12  
MPH AFTER MIDNIGHT.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...LESS THAN 5 PERCENT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......MCR MCR MCR MCR PC MCR MCR MCR MCR MCR MCR MCR  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............60 59 56 53 52 50 49 48 47 45 45 44  
RH..............66 73 76 80 80 80 74 71 72 72 70 70  
SL/VL WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
SL/VL WIND SPD..9 8 7 5 3 2 2 2 2 2 2 1  
SL/VL WIND GUST.21 20 18 14 10 8 8 8 7 7 7 7  
RIDGE WIND DIR..SW SW S S S S S SW SW SW SW SW  
RIDGE WIND SPD..16 16 13 12 13 13 13 12 12 10 10 9  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....63-67.  
MIN HUMIDITY........28-32 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH LATE  
IN THE MORNING WITH GUSTS OF 15 TO 17 MPH IN THE AFTERNOON.  
RIDGETOP...........SOUTHWEST 5 TO 13 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............43 47 50 53 58 60 63 64 64 65 63 62  
RH..............66 59 50 42 35 30 30 34 39 41 44 46  
SL/VL WIND DIR..SW SW SW SW SW SW SW SW SW SW SW W  
SL/VL WIND SPD..1 1 1 1 1 6 6 6 8 8 8 7  
SL/VL WIND GUST.7 7 10 10 10 16 16 16 17 17 17 17  
RIDGE WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
RIDGE WIND SPD..8 7 6 5 5 6 8 9 12 13 13 12  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
 
CLEAR. LOWS IN THE MID 40S. HIGHS AROUND 70. LIGHT WINDS. MINIMUM RH 33-37%.    
MONDAY
 
 
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S. LIGHT WINDS.  
MINIMUM RH 28-32%.    
TUESDAY
 
 
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S. LIGHT  
WINDS. MINIMUM RH 25-30%.  
 

 
FORECASTER...KH  
REQUESTED BY...CAMINO EMERGENCY COMMAND CENTER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2615714.2/STO  
.DELDT 06/19/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CACICC@FIRENET.GOV  
 
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