138  
FNUS76 KMFR 210802  
FWSMFR  
 
SPOT FORECAST FOR ANDERSON BUTTE RD MM 4...ODF MEDFORD UNIT  
NATIONAL WEATHER SERVICE MEDFORD OR  
102 AM PDT MON SEP 21 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON SEPTEMBER 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A STRONG INVERSION WILL BE IN PLACE THROUGH THE MORNING HOURS. BY  
11AM, SOME MIXING IS ANTICIPATED TO START, BUT IT WILL REMAIN  
SHALLOW UNTIL EARLY AFTERNOON (~2PM) WHEN DEEPER MIXING IS  
EXPECTED ALBEIT STILL RELATIVELY LOW MIXING HEIGHTS OVERALL.  
MINIMUM RH IN THE AFTERNOON WILL BE DOWN AROUND 30%. THROUGH THE  
AFTERNOON AND PEAK HEATING, WIND SPEEDS WILL BE PREDOMINATELY FROM  
THE NORTHWEST. WIND SPEEDS ARE ANTICIPATED TO DECREASE AFTER  
SUNSET. NOT EXPECTING ANY RAIN THROUGH THE DAY/EVENING, BUT SOME  
CUMULUS AND HIGH CLOUDS MAY DEVELOP THROUGH THE AFTERNOON HOURS.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........31 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH  
IN THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST AROUND 8 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3500 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
CWR.................0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
MOSTLY CLEAR (15-25 PERCENT).  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 48.  
MAX HUMIDITY........88 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
CWR.................0 PERCENT.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING  
SUNNY (20-30 PERCENT).  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 69.  
MIN HUMIDITY........39 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHWEST AROUND 2 MPH IN  
THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 6 MPH.  
CWR.................0 PERCENT.  
 

 
FORECASTER...GUERRERO  
REQUESTED BY...TERESA BURKHART  
TYPE OF REQUEST...WILDFIRE  
.TAG 2622219.0/MFR  
.DELDT 09/21/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TERESA.A.BURKHART@ODF.OREGON.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab OR Page
The Nexlab CA Page Main Text Page