607
FNUS76 KSTO 041940
FWSSTO
SPOT FORECAST FOR AMEX RX...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
1240 PM PDT THU JUN 4 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON JUNE 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY AND WARM CONDITIONS ARE EXPECTED FRIDAY THROUGH THE WEEKEND.
WINDS WILL BE LIGHT OVERNIGHT, SHIFTING OUT OF THE WEST-
SOUTHWEST BY LATE MORNING WITH AFTERNOON/EVENING GUSTS TO 15-25
MPH, STRONGEST ON SATURDAY. DAYTIME HUMIDITIES EXPECTED IN THE
20S FRIDAY TO WEEKEND, WITH A SLIGHT INCREASE ON SATURDAY.
PRECIPITATION AND THUNDERSTORM (5-15%) CHANCES ARE GREATEST
MONDAY-TUESDAY, BUT ACCUMULATIONS ARE FORECAST LESS THAN 0.10".
MONDAY NIGHT HAS THE BEST CHANCE TO SEE ACCUMULATING PRECIPITATION
AROUND 20-30%.
48-HOUR PROBABILITY FOR RAIN TOTALS > 0.10" (MON-TUE): 25-35%
FRIDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....82-86.
MIN HUMIDITY........20-24 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE LATE MORNING AND AFTERNOON WITH AFTERNOON
GUSTS UP TO 15 MPH.
RIDGETOP...........SOUTHWEST 7 TO 13 MPH.
MIXING HEIGHT.......4800 FT AGL.
TRANSPORT WINDS.....EAST AROUND 7 MPH SHIFTING TO THE SOUTHWEST
EARLY IN THE MORNING 6 TO 12 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLEAR MCLEAR CLEAR CLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............47 65 82 82
RH..............61 38 23 27
SL/VL WIND......E 3G6 SW 2G6 SW 6G13 SW 7G16
RIDGETOP WIND...S 7 S 9 SW 9 SW 13
MIX HGT (FT)....500 1900 4300 4800
TRANSPORT WIND..E 7 S 6 SW 10 SW 12
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....44-48.
MAX HUMIDITY........75-79 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 4 TO 8 MPH EARLY IN THE EVENING
BECOMING SOUTHEAST 5 TO 10 MPH.
RIDGETOP...........SOUTHWEST 8 TO 12 MPH SHIFTING TO THE SOUTHEAST 9
TO 13 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 6 TO 10 MPH SHIFTING TO THE SOUTHEAST
8 TO 13 MPH LATE IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 PM 9 PM MIDNGT 3 AM
SKY COVER.......MCLEAR MCLEAR CLEAR MCLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............78 62 52 48
RH..............32 59 75 75
SL/VL WIND......W 6G15 S 2G8 SE 3G6 SE 3G7
RIDGETOP WIND...S 13 S 16 SE 8 SE 12
MIX HGT (FT)....3700 600 500 500
TRANSPORT WIND..SW 10 S 6 SE 8 SE 8
SATURDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....73-77.
MIN HUMIDITY........27-31 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 7 TO 12 MPH WITH
GUSTS UP TO 15-25 MPH EARLY IN THE MORNING.
RIDGETOP...........SOUTHEAST WINDS 6 TO 11 SHIFTING TO SOUTHWEST
WINDS 10 TO 15 MPH.
MIXING HEIGHT.......5600 FT AGL.
TRANSPORT WINDS.....SOUTH 9 TO 14 MPH SHIFTING TO THE SOUTHWEST 13
TO 18 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............46 59 75 73
RH..............77 54 28 28
SL/VL WIND......SE 3G9 S 6G14 SW 10G23 SW 9G23
RIDGETOP WIND...SE 9 S 11 S 12 SW 15
MIX HGT (FT)....500 2300 5300 5600
TRANSPORT WIND..SE 9 S 11 SW 15 SW 18
FORECAST DAYS 3 THROUGH 5
SUNDAY
CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH.
FORECASTER...DA
REQUESTED BY...AUSTIN BENNETT
TYPE OF REQUEST...PRESCRIBED
.TAG 2614389.7/STO
.DELDT 06/04/26
.FORMATTERVERSION 2.0.0
.EMAIL CHARLES.DANIEL@USDA.GOV,ANDREW.KAHANA@USDA.GOV,AUSTIN.BENNETT@USDA.GOV
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