920  
FNUS74 KOUN 102101  
FWSOUN  
 
SPOT FORECAST FOR RC 26-A08...FORT SILL FIRE DEPT.  
NATIONAL WEATHER SERVICE NORMAN OK  
301 PM CST SAT JAN 10 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON JANUARY 11.  
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
 
 
COOL POST-FRONTAL TEMPERATURES AT THE BURN SITE WITH A HIGH NEAR  
54. BREEZY NORTHWEST WINDS OF 10 TO 15 MPH WITH GUSTS UP TO 20 TO  
25 MPH. WINDS WILL DIMINISH THIS EVENING AND TURN TOWARDS THE  
WEST BEFORE RETURNING TO THE NORTH TOMORROW MORNING. DRY AIR WILL  
FILL IN THIS AFTERNOON WITH RELATIVE HUMIDITY VALUES DROPPING FROM  
20 TO 25 PERCENT. NO PRECIPITATION IS EXPECTED.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH IN THE LATE MORNING AND  
AFTERNOON BECOMING LIGHT.  
MIXING HEIGHT.......2600 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 12 MPH SHIFTING TO THE SOUTHWEST  
AROUND 5 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (4400-10500 KNOT-FT).  
 
TIME (CST) 10 AM NOON 2 PM 4 PM  
SKY (%).........3 3 4 4  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............41 47 53 54  
RH..............53 45 38 36  
20 FT WIND DIR..N N N NW  
20 FT WIND SPD..6 6 5 5  
20 FT WIND GUST.9 9 7 7  
MIX HGT (FT)....1000 1600 2300 2300  
TRANSPORT WIND..N 12 N 7 NW 5 W 5  
VRATE KTFT/1000.10 10 9 9  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....AROUND 33.  
MAX HUMIDITY........67 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN  
THE LATE EVENING AND OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 13 MPH.  
SMOKE DISPERSAL.....POOR (1500-4300 KNOT-FT).  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........2 4 3 3 4 5  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............49 45 41 39 37 35  
RH..............42 49 57 59 64 66  
20 FT WIND DIR..S S S S SW SW  
20 FT WIND SPD..3 3 5 6 6 6  
20 FT WIND GUST.6 6 7 9 9 9  
MIX HGT (FT)....400 400 400 400 400 400  
TRANSPORT WIND..S 5 S 7 S 9 S 12 SW 13 SW 13  
VRATE KTFT/1000.2 2 3 4 4 4  
 

 
FORECASTER...FOX  
REQUESTED BY...STEVEN CUSUMANO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2528739.0/OUN  
.DELDT 01/10/26  
.FORMATTERVERSION 2.0.0  
.EMAIL STEVEN.J.CUSUMANO.CIV@ARMY.MIL  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab OK Page
The Nexlab TX Page Main Text Page