141
FNUS76 KSTO 210102
FWSSTO
SPOT FORECAST FOR RED BLUFF VM RX...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
602 PM PDT WED MAY 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON MAY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY WEATHER WITH LOW HUMIDITY, ABOVE NORMAL TEMPERATURES,
AND GENERALLY LIGHT WINDS WILL PREVAIL ON THURSDAY WITH MID FLAME
WIND SPEEDS OF 2 TO 3 MPH (CALCULATED FOR UNSHELTERED GRASS).
BREEZY DAYTIME SOUTHERLY FLOW WILL THEN DEVELOP OVER THE WEEKEND WITH
MIDFLAME WINDS OF 3 TO 5 MPH, AND GUSTS OF 6 TO 8 MPH THAT WILL
CONTINUE INTO NEXT WEEK WITH A MINOR COOLING TREND.
TEMPERATURES WILL REACH THE HIGH 90S THURSDAY AND FRIDAY.
THERE MAY BE SOME CUMULUS BUILDUPS IN THE DISTANCE OVER THE MOUNTAINS
ON FRIDAY AFTERNOON BUT NO IMPACTS ARE EXPECTED AT THE BURN LOCATION.
THE POTENTIAL TO EXCEED THE 100 DEGREE THRESHOLD IS LOW AS THERE IS A
25% CHANCE OF THIS OCCURRING. BY MID NEXT WEEK THERE IS DECENT UNCERTAINTY
IN THE FORECAST, SHOWING POTENTIAL FOR EITHER LIGHT SHOWERS IN THE AREA OR
GUSTY AND DRY NORTH WINDS DEPENDING ON THE TRACK OF THE TROUGH.
THURSDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....96-99.
MIN HUMIDITY........13-17 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHWEST WINDS UP TO 5 MPH IN THE MORNING
BECOMING LIGHT IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 7 MPH.
MIXING HEIGHT.......INCREASING TO 7700 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 7 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....62-66.
MAX HUMIDITY........53-57 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........NORTHWEST AROUND 4 MPH.
MIXING HEIGHT.......DECREASING TO 400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 5 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
FRIDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....95-98.
MIN HUMIDITY........13-17 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE
AFTERNOON WITH GUSTS OF 12 TO 15 MPH.
RIDGETOP...........SOUTH AROUND 7 MPH.
MIXING HEIGHT.......INCREASING TO 6600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...LESS THAN 5 PERCENT.
FORECAST DAYS 3 THROUGH 7
SATURDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. SOUTH WINDS
AROUND 7 TO 12 MPH WITH GUSTS OF 15 TO 20 MPH.
SUNDAY
CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 90S. SOUTH WINDS
AROUND 7 TO 12 MPH WITH GUSTS OF 15 TO 20 MPH.
MEMORIAL DAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90. SOUTH WINDS
AROUND 9 TO 13 MPH WITH GUSTS OF 17 TO 24 MPH.
TUESDAY
NOT AS WARM. MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND
80. NORTH WINDS 8 TO 12 MPH WITH GUSTS OF 15 TO 20 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S.
NORTH WINDS 8 TO 12 MPH WITH GUSTS OF 15 TO 20 MPH.
FORECASTER...KH
REQUESTED BY...BRAD TOVAR
TYPE OF REQUEST...PRESCRIBED
.TAG 2613960.1/STO
.DELDT 05/21/26
.FORMATTERVERSION 2.0.0
.EMAIL BRADFORD.TOVAR@USDA.GOV,ADAM.CORONADO@USDA.GOV,DEREK.LAMB@USDA.GOV
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