986
FNUS76 KSTO 100501
FWSSTO
SPOT FORECAST FOR CHICKENHAWK HAND PILES...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
901 PM PST MON FEB 9 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PST ON FEBRUARY 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A WEATHER SYSTEM IS STILL ON TRACK TO MOVE INTO THE AREA TODAY (TUESDAY).
RAIN FROM IT WILL BEGIN EARLY THIS AFTERNOON THEN CONTINUE OFF AND ON
THROUGH WEDNESDAY LATE. RAIN ACCUMULATIONS WILL LIKELY BE IN THE 1.00
TO 1.50 RANGE THROUGH THIS PERIOD. A WINTER WEATHER ADVISORY IS IN EFFECT
FOR THE AREA BUT ABOVE THE FIRE AT 5,500 FEET. THERE IS ALSO A SLIGHT CHANCE
(20%) OF A THUNDERSTORM THIS AFTERNOON AND EVENING.
ANOTHER STRONGER AND COLDER WEATHER SYSTEM WILL MOVE INTO THE AREA LATE
THIS WEEKEND AND CONTINUE THROUGH EARLY NEXT WEEK.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH
THE DAY. RAIN SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....52-56.
MIN HUMIDITY........48-52 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE LATE MORNING AND
EARLY AFTERNOON.
RIDGETOP...........SOUTHEAST 10 TO 12 MPH SHIFTING TO THE SOUTH 17
TO 23 MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 23 MPH INCREASING TO 17 TO 21 MPH
IN THE AFTERNOON.
CWR.................9 PERCENT INCREASING TO 95 PERCENT.
CHANCE OF THUNDER...18 PERCENT.
TIME (PST) 6 AM 10 AM 2 PM
SKY COVER.......MCLDY MCLDY CLOUDY
CWR.............10 60 60
CHC OF THDR (%).0 20 20
TEMP............46 50 52
RH..............51 50 57
SL/VL WIND......SE 2G6 S 2G7 S 2G10
RIDGETOP WIND...S 30 S 45 S 50
MIX HGT (FT)....BLW100 3800 2900
TRANSPORT WIND..SE 12 S 23 S 21
TUESDAY NIGHT
SKY/WEATHER.........CLOUDY. RAIN.
MIN TEMPERATURE.....37-41.
MAX HUMIDITY........77-81 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........SOUTHEAST 16 TO 20 MPH.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 16 TO 20 MPH.
CWR.................95 PERCENT DECREASING TO 77 PERCENT AFTER 3 AM.
CHANCE OF THUNDER...12 PERCENT.
TIME (PST) 6 PM 10 PM 2 AM
SKY COVER.......CLOUDY CLOUDY CLOUDY
CWR.............100 90 90
CHC OF THDR (%).10 10 10
TEMP............44 43 41
RH..............77 77 76
SL/VL WIND......S 2G9 SE 2G6 SE 2G7
RIDGETOP WIND...S 45 S 30 S 45
MIX HGT (FT)....1800 900 1500
TRANSPORT WIND..S 17 SE 16 SE 20
WEDNESDAY
SKY/WEATHER.........CLOUDY. RAIN.
MAX TEMPERATURE.....46-50.
MIN HUMIDITY........63-67 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........SOUTH 14 TO 20 MPH.
MIXING HEIGHT.......3900 FT AGL.
TRANSPORT WINDS.....SOUTH 14 TO 20 MPH.
CWR.................77 PERCENT DECREASING TO 9 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF THUNDER...13 PERCENT.
TIME (PST) 6 AM 10 AM 2 PM
SKY COVER.......CLOUDY CLOUDY CLOUDY
CWR.............80 80 80
CHC OF THDR (%).10 10 10
TEMP............41 42 47
RH..............75 70 65
SL/VL WIND......SE 2G8 S 2G10 S 2G10
RIDGETOP WIND...S 50 S 50 S 35
MIX HGT (FT)....1600 3900 3800
TRANSPORT WIND..S 18 S 17 S 20
FORECASTER...WR
REQUESTED BY...TAHOE/AMERICAN RIVER
TYPE OF REQUEST...PRESCRIBED
.TAG 2602250.0/STO
.DELDT 02/10/26
.FORMATTERVERSION 2.0.0
.EMAIL JEREMY.HIERONIMUS@USDA.GOV,MIKE.DUROCHER@USDA.GOV,ERIC.HUSMANN@USDA.GOV,GLEN.HAYDON@USDA.GOV,FLICKERCREW25@GMAIL.COM
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