744  
FNUS74 KOUN 151647  
FWSOUN  
 
SPOT FORECAST FOR LAKE HUMPHREYS RX...BIA  
NATIONAL WEATHER SERVICE NORMAN OK  
1047 AM CST SAT NOV 15 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON NOVEMBER 15.  
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  
 
UNSEASONABLY WARM TODAY WITH NEAR RECORD TEMPERATURES EXPECTED.  
GUSTY SOUTHWEST WINDS WILL GRADUALLY SHIFT TO THE WEST BY LATE  
THIS AFTERNOON BEFORE SHIFTING TO THE NORTH AND DIMINISHING EARLY  
THIS EVENING AS A WEAK COLD FRONT MOVES THROUGH THE SITE. AFTERNOON  
HUMIDITY WILL DROP TO NEAR 25 PERCENT WITH GOOD OVERNIGHT RECOVERY.  
 
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY.  
TEMPERATURE.........76 AT IGNITION...MAX 83.  
RH..................43 PERCENT AT IGNITION...MIN 28 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AT 14 MPH AT  
IGNITION...OTHERWISE SOUTHWEST WINDS 6 TO 13  
MPH.  
MIXING HEIGHT.......1700 FT AGL AT IGNITION...OTHERWISE 3600 FT  
AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 22 MPH SHIFTING TO THE WEST  
AROUND 9 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (4500-64000 KNOT-FT).  
 
TIME (CST) 11 AM 1 PM 3 PM 5 PM  
SKY (%).........1 5 4 3  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............76 82 83 79  
RH..............43 34 28 31  
20 FT WIND DIR..SW SW SW W  
20 FT WIND SPD..13 13 9 6  
20 FT WIND GUST.21 21 16 10  
MIX HGT (FT)....1700 2600 3600 600  
TRANSPORT WIND..SW 22 SW 22 SW 21 W 9  
VRATE KTFT/1000.32 49 64 5  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR THEN BECOMING MOSTLY CLEAR IN THE LATE  
EVENING AND OVERNIGHT.  
TEMPERATURE.........MIN 51.  
RH..................MAX 77 PERCENT.  
WIND (20 FT)........NORTH WINDS AROUND 5 MPH BECOMING 5 TO 6 MPH IN  
THE LATE EVENING AND OVERNIGHT.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 8 MPH SHIFTING TO THE NORTH 9 TO 15  
MPH.  
SMOKE DISPERSAL.....POOR (2200-5600 KNOT-FT).  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........3 2 12 14 18 18  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............74 65 60 58 56 54  
RH..............35 48 60 64 69 71  
20 FT WIND DIR..NW N N N N N  
20 FT WIND SPD..5 5 5 6 6 6  
20 FT WIND GUST.7 7 7 9 9 10  
MIX HGT (FT)....300 400 400 400 400 400  
TRANSPORT WIND..W 8 N 12 N 13 N 15 N 15 N 14  
VRATE KTFT/1000.2 4 5 6 5 5  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING SUNNY EARLY IN THE  
MORNING.  
TEMPERATURE.........MAX 77.  
RH..................MIN 45 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 7 TO 8 MPH SHIFTING TO THE EAST  
AROUND 6 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......2700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 13 TO 16 MPH SHIFTING TO THE EAST 12  
TO 14 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (4800-32400 KNOT-FT).  
 
TIME (CST) 6 AM 9 AM NOON 3 PM  
SKY (%).........26 6 25 22  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............53 60 74 77  
RH..............74 64 46 45  
20 FT WIND DIR..NE NE NE E  
20 FT WIND SPD..7 8 8 8  
20 FT WIND GUST.13 14 14 14  
MIX HGT (FT)....400 1100 1900 2700  
TRANSPORT WIND..NE 15 NE 16 E 15 E 13  
VRATE KTFT/1000.6 15 25 30  
 
 
FORECASTER...CURL  
REQUESTED BY...JOSH WILLIAMS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525998.0/OUN  
.DELDT 11/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JUSTIN.SPICER@BIA.GOV,JOSHUAD.WILLIAMS@BIA.GOV  
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