409  
FNUS76 KMFR 081559  
FWSMFR  
 
SPOT FORECAST FOR THREEHORN ORCHARD...USFS  
NATIONAL WEATHER SERVICE MEDFORD OR  
759 AM PST MON DEC 8 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PST ON DECEMBER 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
AN INVERSION WILL BE IN PLACE UNTIL ABOUT 10AM/11AM WITH MIXING  
EXPECTED THEREAFTER; HOWEVER, MIXING WILL NOT BE GREAT TODAY WITH  
THE INVERSION LIKELY REDEVELOPING AROUND 4PM. EXPECTING VERY  
ISOLATED SHOWERS OVER AND IN THE VICINITY OF THE PRESCRIBED BURN  
LOCATION TODAY THROUGH WEDNESDAY. RAINFALL TOTALS WILL BE VERY  
LITTLE (<0.10") THROUGH THIS PERIOD. RAINFALL AMOUNTS WILL BE  
SIGNIFICANTLY HIGHER NORTH OF DOUGLAS COUNTY AS MUCH OF  
SOUTHERN/SOUTHWEST OREGON MISSES OUT ON THE RAINFALL POTENTIAL.  
IN FACT, THIS LOCATION WILL LIKELY SEE VERY LITTLE RAINFALL  
(<0.10") THROUGH THE ENTIRE WEEK.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN  
EARLY IN THE MORNING, THEN SLIGHT CHANCE OF  
RAIN LATE IN THE MORNING. CHANCE OF RAIN IN THE  
AFTERNOON.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........83 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS AROUND 2 MPH EARLY IN THE MORNING  
BECOMING LIGHT.  
WIND (20 FT)........SOUTH WINDS AROUND 6 MPH EARLY IN THE MORNING  
BECOMING LIGHT.  
MIXING HEIGHT.......2100 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
CWR.................5 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF  
RAIN IN THE EVENING AND OVERNIGHT, THEN CHANCE  
OF RAIN AFTER 3 AM.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........84 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 3 MPH.  
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1100 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 11 MPH.  
CWR.................5 PERCENT.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN  
EARLY IN THE MORNING, THEN RAIN LIKELY IN THE  
LATE MORNING AND AFTERNOON.  
CHANCE OF LIGHTNING.1 PERCENT.  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........83 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 3 MPH.  
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH.  
MIXING HEIGHT.......1400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 13 MPH.  
CWR.................10 PERCENT.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
 
MOSTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE UPPER 50S. SOUTH  
WINDS AROUND 5 MPH.    
THURSDAY
 
 
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. LIGHT  
WINDS.    
FRIDAY
 
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 60. LIGHT  
WINDS.    
SATURDAY
 
 
MOSTLY CLEAR. A 30 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER 40S.  
HIGHS IN THE UPPER 50S.    
SUNDAY
 
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN. LOWS IN THE LOWER  
40S. HIGHS IN THE LOWER 50S.  
 

 
FORECASTER...GUERRERO  
REQUESTED BY...MARISSA DUARTE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527181.0/MFR  
.DELDT 12/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MARISSA.DUARTE@USDA.GOV  
 
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