835  
FNUS74 KOUN 200920  
FWSOUN  
 
SPOT FORECAST FOR TINKER AFB SOUTH UNIT...USFWS  
NATIONAL WEATHER SERVICE NORMAN OK  
320 AM CST TUE JAN 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CST ON JANUARY 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (405) 325-3816 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
SOUTH-SOUTHWESTERLY WINDS WILL INCREASE TODAY TO 10-15 MPH BY THE  
LATE MORNING. A FEW GUSTS MAY EXCEED 25 MPH. UNDER SUNNY SKIES,  
RH VALUES ARE EXPECTED TO DROP INTO THE UPPER 20S BY THE MIDDLE OF  
THE AFTERNOON. WINDS OF 10-15 MPH WILL CONTINUE TONIGHT UNTIL A  
FRONTAL BOUNDARY SHIFTS WINDS TO THE NORTH BY WEDNESDAY MORNING.  
RH RECOVERY OVERNIGHT IS EXPECTED TO BE EXCELLENT AND IN THE UPPER  
90S.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 49.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........SOUTH WINDS 9 TO 16 MPH.  
MIXING HEIGHT.......2800 FT AGL.  
TRANSPORT WINDS.....SOUTH 14 TO 23 MPH INCREASING TO 20 TO 25 MPH  
LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (5600-60800 KNOT-FT).  
 
TIME (CST) 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY (%).........5 3 4 5 5  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............27 37 46 49 48  
RH..............53 37 30 29 33  
20 FT WIND DIR..S S S S S  
20 FT WIND SPD..9 12 14 16 14  
20 FT WIND GUST.16 20 23 26 23  
MIX HGT (FT)....500 1600 2500 2800 1400  
TRANSPORT WIND..S 14 S 18 S 23 S 25 S 20  
VRATE KTFT/1000.6 26 49 61 23  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR THEN BECOMING MOSTLY CLEAR LATE IN THE  
EVENING THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLEAR OVERNIGHT THEN BECOMING  
PARTLY CLOUDY.  
MIN TEMPERATURE.....AROUND 35.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTH WINDS 9 TO 13 MPH SHIFTING TO THE WEST  
EARLY IN THE MORNING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 17 TO 25 MPH DECREASING TO AROUND 13  
MPH EARLY IN THE MORNING.  
SMOKE DISPERSAL.....POOR (4200-11400 KNOT-FT).  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........3 3 7 29 22 46  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............46 42 41 42 41 40  
RH..............37 46 53 65 79 89  
20 FT WIND DIR..S S S S SW SW  
20 FT WIND SPD..13 13 13 13 12 9  
20 FT WIND GUST.21 21 21 21 20 16  
MIX HGT (FT)....500 400 500 500 400 400  
TRANSPORT WIND..S 18 S 21 S 23 SW 24 SW 23 SW 17  
VRATE KTFT/1000.8 8 9 10 8 6  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING SUNNY.  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 6 TO 7 MPH SHIFTING TO THE  
NORTH 6 TO 9 MPH EARLY IN THE MORNING.  
MIXING HEIGHT.......2600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 13 TO 14 MPH SHIFTING TO THE  
NORTHEAST 7 TO 9 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (4900-32500 KNOT-FT).  
 
TIME (CST) 6 AM 9 AM NOON 3 PM  
SKY (%).........47 18 5 5  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............38 38 48 53  
RH..............96 82 47 35  
20 FT WIND DIR..W N N N  
20 FT WIND SPD..6 9 9 7  
20 FT WIND GUST.10 16 16 13  
MIX HGT (FT)....500 1100 2000 2500  
TRANSPORT WIND..W 13 N 20 N 17 N 12  
VRATE KTFT/1000.5 20 29 25  
 

 
FORECASTER...BUNKER  
REQUESTED BY...JASON DEWHURST  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600576.0/OUN  
.DELDT 01/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JASON_DEWHURST@FWS.GOV  
 
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