298
FNUS76 KSTO 040417
FWSSTO
SPOT FORECAST FOR DEADWOOD...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
917 PM PDT SAT OCT 3 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON OCTOBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DESPITE INCREASING MID TO HIGH-LEVEL MOISTURE ON
SUNDAY, DRY AND UNSEASONABLY WARM WEATHER IS EXPECTED TO CONTINUE
THIS WEEKEND AND THROUGH THE END OF THE UPCOMING WORKWEEK. HIGHS
AROUND 80 WITH DAYTIME RELATIVE HUMIDITIES IN THE TEENS INTO 20S.
OVERNIGHT RH RECOVERIES WILL IMPROVE SLIGHTLY DURING THE NEXT
COUPLE OF NIGHTS, BUT WILL REMAIN POOR WITH VALUES INTO THE 30S.
WINDS WILL REMAIN MOSTLY GENTLE AND TERRAIN-DRIVEN. SOUTH WINDS
WILL SHIFT TO THE WEST IN THE AFTERNOON, THEN SHIFT TO NORTHERLY
EARLY IN THE EVENING. THERE IS A LOW CHANCE (10-15%) OF SHOWERS
LATE SUNDAY NIGHT INTO MONDAY.
SUNDAY
SKY/WEATHER.........PARTLY SUNNY. PATCHY SMOKE EARLY IN THE
AFTERNOON.
MAX TEMPERATURE.....77-83.
MIN HUMIDITY........13-19 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHEAST WINDS UP TO 6 MPH EARLY IN THE
MORNING BECOMING LIGHT.
RIDGETOP...........SOUTHEAST AROUND 6 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
MIXING HEIGHT.......7300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 8 AM NOON 4 PM
SKY COVER.......MCLDY MCLDY MCLDY
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............64 77 81
RH..............21 15 17
SL/VL WIND......SE 6G10 SW 2G6 W 3G10
RIDGETOP WIND...SE 6 S 9 SW 9
MIX HGT (FT)....1400 6400 7300
TRANSPORT WIND..SE 6 S 9 SW 9
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY.
MIN TEMPERATURE.....61-65.
MAX HUMIDITY........23-30 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST 5 TO 6 MPH EARLY
IN THE EVENING, THEN BECOMING LIGHT LATE IN THE
EVENING BECOMING NORTHEAST 5 TO 6 MPH EARLY IN
THE MORNING.
RIDGETOP...........WEST AROUND 6 MPH SHIFTING TO THE NORTHEAST 6
TO 9 MPH EARLY IN THE EVENING.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....WEST AROUND 6 MPH SHIFTING TO THE NORTHEAST 6
TO 9 MPH EARLY IN THE EVENING.
CWR.................1 PERCENT.
CHANCE OF THUNDER...4 PERCENT.
TIME (PDT) 6 PM 10 PM 2 AM
SKY COVER.......MCLDY MCLDY PCLDY
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............74 69 68
RH..............23 28 27
SL/VL WIND......W 2G9 NE 6G13 E 3G8
RIDGETOP WIND...W 6 NE 6 E 8
MIX HGT (FT)....2500 300 400
TRANSPORT WIND..W 6 NE 6 E 8
MONDAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
MAX TEMPERATURE.....76-82.
MIN HUMIDITY........18-25 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 7 MPH IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST UP TO 5 MPH
LATE IN THE AFTERNOON.
RIDGETOP...........NORTHEAST AROUND 9 MPH SHIFTING TO THE WEST 8
TO 10 MPH LATE IN THE MORNING.
MIXING HEIGHT.......9400 FT AGL INCREASING TO 10800 FT AGL LATE IN
THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 9 MPH SHIFTING TO THE WEST 8
TO 10 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 10 AM 2 PM
SKY COVER.......MCLDY MCLEAR CLEAR
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............65 72 77
RH..............29 25 20
SL/VL WIND......NE 6G9 E 7G10 W 3G10
RIDGETOP WIND...E 9 NE 9 W 8
MIX HGT (FT)....500 500 10800
TRANSPORT WIND..E 9 NE 9 W 8
FORECAST DAYS 3 THROUGH 5
TUESDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80. LIGHT WINDS.
THURSDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS AROUND 80. LIGHT WINDS.
FORECASTER...ZV
REQUESTED BY...MIKE DUROCHER
TYPE OF REQUEST...PRESCRIBED
.TAG 2622754.5/STO
.DELDT 10/04/26
.FORMATTERVERSION 2.0.0
.EMAIL MIKE.DUROCHER@USDA.GOV,BRIAN.CRAWFORD@USDA.GOV,ZACHORY.HUFF@USDA.GOV,ERIC.HUSMANN@USDA.GOV
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