391  
FNUS76 KMFR 040326  
FWSMFR  
 
SPOT FORECAST FOR GRIDER RIDGE UNIT 222-130...US FOREST SERVICE  
NATIONAL WEATHER SERVICE MEDFORD OR  
726 PM PST WED DEC 3 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON DECEMBER 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
DRY WEATHER AND SEASONAL TEMPERATURES CONTINUE  
THROUGH THE DAY THURSDAY. VERY SLIGHT CHANCES (10-20%) ARE IN  
THE FORECAST FOR THURSDAY NIGHT THROUGH FRIDAY MORNING. SHOWER  
CHANCES INCREASE TO 60-80% FOR FRIDAY AFTERNOON AND EVENING.  
 
BEYOND THE SPOT PERIOD, CHANCES FOR LIGHT TO MODERATE SHOWERS  
CONTINUE THROUGH THE WEEKEND. TOTAL AMOUNTS FOR THE WEEKEND ARE  
EXPECTED TO APPROACH ONE-THIRD OF AN INCH. LIGHT SHOWERS MAY  
CONTINUE INTO NEXT WEEK.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....54 TO 58 DEGREES.  
MIN HUMIDITY........62 TO 66 PERCENT.  
EYE LEVEL WINDS.....EAST AT 1 TO 3 MPH BECOMING SOUTHWEST AT  
1 TO 2 MPH IN THE AFTERNOON.  
WIND (20 FT)........EAST AT 4 TO 6 MPH BECOMING SOUTHWEST AT  
3 TO 5 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......1000 FT AGL.  
TRANSPORT WINDS.....EAST AT 6 TO 8 MPH BECOMING NORTH AT  
3 TO 5 MPH IN THE AFTERNOON.  
CWR.................0 PERCENT.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY CLOUDY.  
SLIGHT CHANCE OF VERY LIGHT RAIN SHOWERS.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....38 TO 41 DEGREES.  
MAX HUMIDITY........97 TO 100 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST AT 1 TO 2 MPH INTO EARLY FRIDAY  
MORNING.  
WIND (20 FT)........SOUTHWEST AT 3 TO 5 MPH INTO EARLY FRIDAY  
MORNING.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....WEST AT 3 TO 5 MPH BECOMING NORTHWEST AT  
3 TO 5 MPH EARLY FRIDAY MORNING.  
CWR.................0 PERCENT.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWER  
WITH CHANCES INCREASING INTO THE AFTERNOON.  
CHANCE OF LIGHTNING.0 PERCENT. LIGHT WINDS  
MAX TEMPERATURE.....52 TO 56 DEGREES.  
MIN HUMIDITY........84 TO 88 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST AT 1 TO 2 MPH THROUGH THE  
AFTERNOON.  
WIND (20 FT)........SOUTHWEST AT 4 TO 6 MPH THROUGH THE  
AFTERNOON.  
MIXING HEIGHT.......1300 FT AGL.  
TRANSPORT WINDS.....NORTH AT 4 TO 6 MPH BECOMING WEST AT  
10 TO 12 MPH IN THE AFTERNOON.  
CWR.................20 PERCENT.  
 

 
FORECASTER...DALDRUP  
REQUESTED BY...CHRISTOPHER SCHLOSSERPRUKOP  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526695.3/MFR  
.DELDT 12/04/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRISTOPHER.WARE@USDA.GOV,CHRISTOPHER.SCHLOSSERPRUKOP@USDA.GOV  
 
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