317  
FNUS76 KMFR 290328  
FWSMFR  
 
SPOT FORECAST FOR MASTERSON LOOP 2 RX...USFS  
NATIONAL WEATHER SERVICE MEDFORD OR  
828 PM PDT SAT MAR 28 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON MARCH 29.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A STRONG INVERSION WILL BE IN PLACE TONIGHT BUT  
MIXING SHOULD START AROUND 10AM WITH DEEP MIXING IN THE AFTERNOON.  
WIND SPEEDS WILL STEADILY INCREASE THROUGH THE MORNING WITH  
BREEZY WINDS EXPECTED IN THE AFTERNOON. GUSTS AROUND 20 MPH WILL  
BE COMMON THROUGH DAYTIME PEAK HEATING. SPEEDS ARE EXPECTED TO  
DECREASE BY SUNSET. THE COMBINATION OF BREEZY WINDS AND LOW RH  
WILL POSE AT LEAST AN ELEVATED RISK FOR FIRE WEATHER CONDITIONS  
THROUGH THE AFTERNOON HOURS.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 69.  
MIN HUMIDITY........21 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS AROUND 2 MPH SHIFTING TO THE WEST  
UP TO 12 MPH WITH GUSTS AROUND 20 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH SHIFTING TO THE WEST 8  
TO 15 MPH WITH GUSTS TO AROUND 25 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......7900 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
CWR.................0 PERCENT.  
   
SUNDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (45-55 PERCENT).  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 44.  
MAX HUMIDITY........49 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 3 MPH WITH GUSTS TO  
AROUND 7 MPH IN THE EVENING BECOMING LIGHT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND  
18 MPH IN THE EARLY EVENING THEN BECOMING LIGHT.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH.  
CWR.................0 PERCENT.  
   
MONDAY  
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF RAIN IN  
THE LATE MORNING AND AFTERNOON.  
CHANCE OF LIGHTNING.3 PERCENT.  
MAX TEMPERATURE.....AROUND 63.  
MIN HUMIDITY........38 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 2 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......7200 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
CWR.................0 PERCENT.  
   
FORECAST DAYS 3 THROUGH 5  
   
TUESDAY  
 
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN. LOWS IN THE MID 40S.  
HIGHS AROUND 60. LIGHT WINDS.    
WEDNESDAY  
 
COOLER, RAIN. LOWS IN THE MID 40S. HIGHS AROUND 50. SOUTH WINDS  
AROUND 10 MPH.    
THURSDAY  
 
RAIN WITH SNOW LIKELY. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER  
40S. WEST WINDS AROUND 9 MPH.  
 
 
FORECASTER...GUERRERO  
REQUESTED BY...RYAN MUTCHNICK  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606416.6/MFR  
.DELDT 03/29/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RYAN.MUTCHNICK@USDA.GOV,CHRISTOPHER.GENTRY@USDA.GOV,PAUL.BUCHTER@USDA.GOV,EZEKIEL.JONES@USDA.GOV,THOMAS.SHICKLE@USDA.GOV  
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