297
FNUS76 KSTO 072136
FWSSTO
SPOT FORECAST FOR BUMMER FIRE...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
136 PM PST FRI NOV 7 2025
FORECAST IS BASED ON FORECAST START TIME OF 0900 PST ON NOVEMBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY AND MILD WEATHER IS EXPECTED THROUGH THE WEEKEND AND INTO
EARLY NEXT WEEK. GENERALLY LIGHT TO, TERRAIN DRIVEN WINDS. DAYTIME
HUMIDITY VALUES ARE EXPECTED TO DROP INTO THE LOWER 30S AT TIMES.
THE NEXT WEATHER SYSTEM LOOKS TO ARRIVE AROUND THE MIDDLE OF THE
WEEK WITH POTENTIAL FOR INITIAL RAIN SHOWER CHANCES BEGINNING AS
EARLY AS WEDNESDAY AFTERNOON. HEAVIEST PERIODS OF PRECIPITATION
ARE ANTICIPATED THURSDAY AND FRIDAY WITH CURRENT CHANCES OF
RAINFALL GREATER THAN 1" SITTING AROUND 50-80% FOR BOTH DAYS.
SATURDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 6 MPH LATE IN THE MORNING
BECOMING LIGHT.
RIDGETOP...........NORTHEAST AROUND 12 MPH SHIFTING TO THE EAST
AROUND 5 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE SOUTHWEST EARLY IN THE AFTERNOON
SHIFTING TO THE NORTH AROUND 3 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......RISING TO NEAR 3500 FT AGL BY THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 12 MPH SHIFTING TO THE EAST
AROUND 5 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE SOUTHWEST EARLY IN THE AFTERNOON
SHIFTING TO THE NORTH AROUND 3 MPH LATE IN THE
AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR MCR
CWR.............0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0
TEMP............55 60 63 65 65 65 63 61 58
RH..............45 40 37 37 39 45 52 59 62
SL/VL WIND DIR..NE NE NE NE SW SW SW W W
SL/VL WIND SPD..6 2 2 2 2 2 2 1 1
SL/VL WIND GUST.13 7 7 7 7 7 7 5 5
RIDGE WIND DIR..NE E E E SW SW SW N N
RIDGE WIND SPD..12 5 5 5 5 5 5 3 3
MIX HGT (KFT)...0.9 2.1 2.1 2.1 3.5 3.5 3.5 1.2 1.2
TRANSP WIND DIR.NE E E E SW SW SW N N
TRANSP WIND SPD.12 5 5 5 5 5 5 3 3
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........51-56 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST 5 TO 8 MPH.
RIDGETOP...........NORTH AROUND 3 MPH SHIFTING TO THE NORTHEAST 9
TO 13 MPH.
MIXING HEIGHT.......FALLING TO NEAR 900 FT AGL OVERNIGHT.
TRANSPORT WINDS.....NORTH AROUND 3 MPH SHIFTING TO THE NORTHEAST 9
TO 13 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR PC PC PC MCR MCR MCR MCR MCR MCR PC PC
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............54 52 51 51 51 50 50 49 49 49 50 49
RH..............63 63 61 58 55 53 52 51 50 48 47 47
SL/VL WIND DIR..W NE NE NE NE NE NE E E E NE NE
SL/VL WIND SPD..1 7 7 7 8 8 8 7 7 7 6 6
SL/VL WIND GUST.5 15 15 15 16 16 16 14 14 14 13 13
RIDGE WIND DIR..N NE NE NE NE NE NE E E E NE NE
RIDGE WIND SPD..3 13 13 13 12 12 12 9 9 9 9 9
MIX HGT (KFT)...1.2 0.9 0.9 0.9 1.1 1.1 1.1 1.1 1.1 1.1 1.0 1.0
TRANSP WIND DIR.N NE NE NE NE NE NE E E E NE NE
TRANSP WIND SPD.3 13 13 13 12 12 12 9 9 9 9 9
SUNDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....66-71.
MIN HUMIDITY........29-34 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS 5 TO 6 MPH EARLY IN THE MORNING
BECOMING LIGHT.
RIDGETOP...........EAST 3 TO 10 MPH SHIFTING TO THE WEST 3 TO 5
MPH IN THE AFTERNOON.
MIXING HEIGHT.......RISING TO NEAR 5000 FT AGL BY THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 9 MPH SHIFTING TO THE EAST 3
TO 10 MPH IN THE MORNING, THEN SHIFTING TO THE
WEST 3 TO 5 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC MCR MCR MCR MCR 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............48 49 53 58 63 66 67 67 67 65 63 60
RH..............47 46 43 38 35 33 32 33 37 42 47 50
SL/VL WIND DIR..NE E E E NE NE NE W W W NW NW
SL/VL WIND SPD..6 6 6 6 2 2 2 2 2 2 2 2
SL/VL WIND GUST.13 12 12 12 6 6 6 7 7 7 5 5
RIDGE WIND DIR..NE E E E E E E W W W W W
RIDGE WIND SPD..9 10 10 10 3 3 3 5 5 5 3 3
MIX HGT (KFT)...1.0 1.0 1.0 1.0 2.6 2.6 2.6 5.0 5.0 5.0 1.4 1.4
TRANSP WIND DIR.NE E E E E E E W W W W W
TRANSP WIND SPD.9 10 10 10 3 3 3 5 5 5 3 3
FORECAST DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
NORTHEAST WINDS AROUND 5 MPH. DAYTIME HUMIDITY IN THE LOWER 30S.
VETERANS DAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. LIGHT
WINDS. DAYTIME HUMIDITY IN THE LOWER 30S.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SHOWERS IN THE AFTERNOON. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. SOUTH WINDS AROUND 6 MPH.
THURSDAY
COOLER. SHOWERS LIKELY. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
40S. SOUTH WINDS 7 TO 10 MPH. GUSTS UP TO 25 MPH.
FRIDAY
SHOWERS LIKELY. LOWS IN THE MID 30S. HIGHS IN THE LOWER 40S.
SOUTH WINDS AROUND 6 MPH.
FORECASTER...NR
REQUESTED BY...DAN GUSE
TYPE OF REQUEST...WILDFIRE
.TAG 2524874.6/STO
.DELDT 11/07/25
.FORMATTERVERSION 2.0.0
.EMAIL CHARLES.DANIEL@USDA.GOV,DANIEL.GUSE@USDA.GOV
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