689  
FNUS76 KMFR 311224  
FWSMFR  
 
SPOT FORECAST FOR CASTLE...USFS  
NATIONAL WEATHER SERVICE MEDFORD OR  
524 AM PDT MON AUG 31 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON AUGUST 31.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WINDS WILL BE LIGHT OVER THE SPOT LOCATION  
OVER THE NEXT FEW DAYS WITH LIGHT EASTERLY DRAINAGE WINDS. RECOVERIES  
WILL BE GOOD WITH A 20% CHANCE OF RAIN SHOWERS TUESDAY AFTERNOON.  
THE HEAVIER RAIN WILL ARRIVE WEDNESDAY AFTERNOON AND EVENING.  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....89-91.  
MIN HUMIDITY........15 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST 1 TO 3 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 3 TO 5 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......7300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 3 MPH SHIFTING TO THE SOUTH 5  
TO 12 MPH EARLY IN THE MORNING, THEN SHIFTING  
TO THE NORTHWEST AROUND 8 MPH LATE IN THE  
AFTERNOON.  
CWR.................0 PERCENT.  
 
TIME (PDT) 6 AM 9 AM NOON 3 PM  
SKY COVER.......CLEAR CLEAR CLEAR MCLEAR  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF LTNG (%).0 0 0 0  
TEMP............54 67 86 91  
RH..............45 32 19 15  
20 FT WIND......E 3G6 SW 1G4 SW 5G7 W 5G8  
EYE LEVEL WIND..E 1G2 SW 0G2 SW 2G3 W 2G3  
MIX HGT (FT)....400 2300 6600 7300  
TRANSPORT WIND..SE 3 S 5 S 10 SW 12  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING  
MOSTLY CLOUDY.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....55-52.  
MAX HUMIDITY........84-95 PERCENT.  
EYE LEVEL WINDS.....NORTHWEST WINDS AROUND 2 MPH EARLY IN THE  
EVENING BECOMING LIGHT OVERNIGHT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 6 MPH SHIFTING TO THE  
EAST AROUND 3 MPH OVERNIGHT.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 0 TO 8 MPH SHIFTING TO THE SOUTHWEST  
EARLY IN THE MORNING.  
CWR.................4 PERCENT.  
 
TIME (PDT) 6 PM 9 PM MIDNGT 3 AM  
SKY COVER.......MCLEAR MCLDY MCLDY PCLDY  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF LTNG (%).0 0 0 0  
TEMP............84 70 63 57  
RH..............27 47 57 69  
20 FT WIND......NW 6G8 W 3G6 E 3G5 E 3G5  
EYE LEVEL WIND..NW 2G3 W 1G2 N 0G2 N 0G2  
MIX HGT (FT)....4400 1200 300 400  
TRANSPORT WIND..NW 8 NW 8 NW 3 N 0  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING  
MOSTLY CLOUDY. 30% CHANCE OF RAIN  
SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF LIGHTNING.9 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........42 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 2 MPH LATE IN  
THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 2 TO 4 MPH LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 9 MPH.  
CWR.................10 PERCENT.  
 
TIME (PDT) 6 AM 9 AM NOON 3 PM  
SKY COVER.......PCLDY PCLDY MCLDY CLOUDY  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF LTNG (%).0 0 0 10  
TEMP............53 59 70 74  
RH..............81 73 56 42  
20 FT WIND......NW 1G4 W 1G4 W 3G6 W 4G8  
EYE LEVEL WIND..NW 0G2 W 0G2 W 1G2 W 2G3  
MIX HGT (FT)....400 2400 5000 4900  
TRANSPORT WIND..SW 3 SW 6 SW 8 SW 9  
 
 
FORECASTER...SMITH  
REQUESTED BY...JENNIFER POWERS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620060.8/MFR  
.DELDT 08/31/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JENNIFER.POWERS@USDA.GOV  
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