347
FNUS76 KMFR 050253
FWSMFR
SPOT FORECAST FOR GRIDER RIDGE UNIT 222-130...US FOREST SERVICE
NATIONAL WEATHER SERVICE MEDFORD OR
653 PM PST THU DEC 4 2025
FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON DECEMBER 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A FRONT WILL MOVE OVER THE RIDGE AND INTO THE REGION
TODAY INTO FRIDAY. CHANCES FOR LIGHT PRECIPITATION INCREASE ON
FRIDAY AFTERNOON AND CONTINUE INTO EARLY SATURDAY MORNING. BREEZY
WESTERLY WINDS ARE EXPECTED AS WELL, BUT SPEEDS STAY WELL SHORT
OF ADVISORY LEVELS. TOTAL RAINFALL AMOUNTS COULD APPROACH
ONE-TENTH OF AN INCH IN THIS PERIOD. FOR SATURDAY AFTERNOON INTO
SUNDAY, SLIGHT SHOWER CHANCES (10-30%) CONTINUE.
PERIODS OF SHOWERS MAY DEVELOP THROUGH THE MIDDLE OF NEXT WEEK,
BUT ACTIVITY WILL BE MORE FOCUSED ON HIGHER TERRAIN TO THE WEST.
FRIDAY
SKY/WEATHER.........PARTLY SUNNY BECOMING CLOUDY. SLIGHT CHANCE
OF RAIN LATE IN THE AFTERNOON.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....52 TO 56 DEGREES
MIN HUMIDITY........90 TO 94 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST AT 1 TO 2 MPH BECOMING SOUTHWEST
AT 3 TO 5 MPH WITH AFTERNOON GUSTS UP TO
8 MPH.
WIND (20 FT)........SOUTHWEST AT 2 TO 4 MPH BECOMING SOUTHWEST
AT 10 TO 12 MPH WITH AFTERNOON GUSTS UP TO
16 MPH.
MIXING HEIGHT.......1200 FT AGL.
TRANSPORT WINDS.....WEST AT 7 TO 10 MPH THROUGH THE AFTERNOON.
CWR.................20 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCES OF RAIN SHOWERS FROM
THEEVENING INTO EARLY SATURDAY MORNING.
CHANCE OF LIGHTNING.1 PERCENT.
MIN TEMPERATURE.....39 TO 41 DEGREES.
MAX HUMIDITY........97 TO 100 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST AT 3 TO 6 MPH THROUGH EARLY
SATURDAY MORNING.
WIND (20 FT)........SOUTHWEST AT 9 TO 12 MPH WITH GUSTS UP TO
15 THROUGH EARLY SATURDAY MORNING.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AT 7 TO 10 MPH INTO EARLY SATURDAY
MORNING.
CWR.................80 PERCENT.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCES OF RAIN SHOWERS.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....50 TO 52 DEGREES.
MIN HUMIDITY........77 TO 81 PERCENT.
EYE LEVEL WINDS.....WEST AT 1 TO 3 MPH INTO THE AFTERNOON.
WIND (20 FT)........WEST AT 5 TO 7 MPH INTO THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AT 7 TO 9 MPH.
CWR.................5 PERCENT.
FORECASTER...DALDRUP
REQUESTED BY...CHRISTOPHER SCHLOSSERPRUKOP
TYPE OF REQUEST...PRESCRIBED
.TAG 2526695.4/MFR
.DELDT 12/05/25
.FORMATTERVERSION 2.0.0
.EMAIL CHRISTOPHER.WARE@USDA.GOV,CHRISTOPHER.SCHLOSSERPRUKOP@USDA.GOV
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