985  
FNUS76 KSTO 310227  
FWSSTO  
 
SPOT FORECAST FOR INIMIM...BLM  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
727 PM PDT MON MAR 30 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON MARCH 31.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
A PATTERN SHIFT CONTINUES TUESDAY, WITH COOLER TEMPERATURES AND LIGHT TO  
MODERATE PRECIPITATION EXPECTED OVER THE NEXT SEVERAL DAYS. RAIN ARRIVES  
TUESDAY BY THE AFTERNOON, WITH LIGHT SHOWERS POSSIBLE IN THE MORNING.  
GENERALLY LESS THAN 0.2 INCHES OF RAIN EXPECTED THROUGH THE END OF TUESDAY.  
MORE RAIN IS FORECAST FOR WEDNESDAY AND THURSDAY, WITH HEAVIEST RAIN RATES  
EXPECTED WEDNESDAY AFTERNOON. 48 HR RAINFALL TOTALS FOR WEDNESDAY AND  
THURSDAY ARE FORECAST TO BE AROUND 1.25 TO 1.5 INCHES. WINDS WILL BE  
SOUTHERLY AND BREEZY TO GUSTY, STRONGEST GUSTS GENERALLY IN THE AFTERNOONS  
AND EVENINGS. RAIN TAPERS OFF EARLY FRIDAY MORNING, THEN A RETURN TO DRY AND  
WARMER WEATHER BEGINS.  
   
TUESDAY  
 
SKY/WEATHER.........CLOUDY. RAIN LIKELY IN THE MORNING, THEN RAIN  
IN THE AFTERNOON.  
MAX TEMPERATURE.....56-60.  
MIN HUMIDITY........66-70 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH UP TO 5 MPH BECOMING LIGHT LATE IN THE  
AFTERNOON.  
RIDGETOP...........SOUTH 7 TO 14 MPH INCREASING TO 13 TO 18 MPH  
LATE IN THE MORNING.  
MIXING HEIGHT.......3300 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH INCREASING TO 13 TO 18 MPH  
LATE IN THE MORNING.  
CWR.................6 PERCENT INCREASING TO 50 PERCENT LATE IN THE  
MORNING.  
CHANCE OF THUNDER...11 PERCENT.  
 
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC MC MC CDY MC CDY CDY CDY CDY CDY CDY  
CWR.............10 10 10 10 50 50 50 50 50 50 50  
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10 10  
TEMP............51 51 50 52 53 55 55 56 56 54 53  
RH..............61 66 70 70 69 65 66 69 72 73 80  
SL/VL WIND DIR..SE SE SE S S S S S S S S  
SL/VL WIND SPD..2 2 2 2 3 3 5 5 5 5 3  
SL/VL WIND GUST.7 7 8 9 12 12 13 13 13 13 12  
RIDGE WIND DIR..S S S S S S S S S S S  
RIDGE WIND SPD..7 14 14 14 18 18 18 18 18 18 13  
MIX HGT (KFT)...0.8 2.1 2.1 2.1 3.3 3.3 3.3 3.1 3.1 3.1 1.7  
TRANSP WIND DIR.S S S S S S S S S S S  
TRANSP WIND SPD.7 14 14 14 18 18 18 18 18 18 13  
   
TUESDAY NIGHT  
 
SKY/WEATHER.........CLOUDY. RAIN.  
MIN TEMPERATURE.....42-46.  
MAX HUMIDITY........98-100 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
RIDGETOP...........SOUTH 10 TO 16 MPH.  
MIXING HEIGHT.......900 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 16 MPH.  
CWR.................45 PERCENT DECREASING TO 29 PERCENT LATE IN THE  
EVENING, THEN INCREASING TO 63 PERCENT EARLY IN  
THE MORNING.  
CHANCE OF THUNDER...11 PERCENT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CDY CDY CDY CDY CDY MC MC MC MC MC MC MC  
CWR.............50 50 50 50 50 30 30 30 30 30 30 60  
CHC OF THDR (%).10 10 10 10 10 0 0 0 0 0 0 0  
TEMP............52 50 48 47 48 48 48 47 47 46 45 45  
RH..............86 90 92 93 93 93 94 94 95 96 97 98  
SL/VL WIND DIR..S S S S S S S S S S S S  
SL/VL WIND SPD..3 3 2 2 2 2 2 2 2 2 2 2  
SL/VL WIND GUST.12 12 8 8 8 7 7 7 7 7 7 8  
RIDGE WIND DIR..S S S S S S S S S S S S  
RIDGE WIND SPD..13 13 10 10 10 12 12 12 13 13 13 16  
MIX HGT (KFT)...1.7 1.7 0.9 0.9 0.9 1.5 1.5 1.5 1.7 1.7 1.7 1.4  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.13 13 10 10 10 12 12 12 13 13 13 16  
   
WEDNESDAY  
 
SKY/WEATHER.........CLOUDY. RAIN, THEN RAIN SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....49-54.  
MIN HUMIDITY........85-89 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH UP TO 7 MPH WITH GUSTS TO AROUND 20 MPH  
LATE IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
RIDGETOP...........SOUTH 15 TO 22 MPH.  
MIXING HEIGHT.......2700 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 22 MPH.  
CWR.................63 PERCENT INCREASING TO 89 PERCENT LATE IN THE  
MORNING.  
CHANCE OF THUNDER...19 PERCENT.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC MC CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY  
CWR.............60 60 60 60 60 90 90 90 90 90 90 90  
CHC OF THDR (%).0 0 0 0 0 10 10 10 10 10 10 20  
TEMP............44 45 45 45 46 47 48 49 50 50 50 49  
RH..............99 100 100 100 100 98 94 89 86 88 91 95  
SL/VL WIND DIR..S S S S S S S S S S S S  
SL/VL WIND SPD..2 2 3 3 3 5 5 5 7 7 7 7  
SL/VL WIND GUST.8 8 10 10 10 14 14 14 17 17 17 20  
RIDGE WIND DIR..S S S S S S S S S S S SW  
RIDGE WIND SPD..16 16 15 15 15 21 21 21 22 22 22 17  
MIX HGT (KFT)...1.4 1.4 1.4 1.4 1.4 2.3 2.3 2.3 2.7 2.7 2.7 2.1  
TRANSP WIND DIR.S S S S S S S S S S S SW  
TRANSP WIND SPD.16 16 15 15 15 21 21 21 22 22 22 17  
   
FORECAST DAYS 3 THROUGH 5  
   
THURSDAY  
 
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS  
IN THE UPPER 30S. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND  
5 MPH.    
FRIDAY  
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 70.  
NORTHEAST WINDS AROUND 5 MPH.    
SATURDAY  
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. LIGHT  
WINDS.  
 
 
FORECASTER...SP  
REQUESTED BY...JORGE PACHECO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2608172.3/STO  
.DELDT 03/31/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JPACHECO@BLM.GOV  
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