653  
FNUS74 KOUN 282219  
FWSOUN  
 
SPOT FORECAST FOR ALTUS AIRSHIW RX...BLM  
NATIONAL WEATHER SERVICE NORMAN OK  
519 PM CDT FRI MAR 28 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MARCH 29.  
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.  
   
..RED FLAG WARNING IN EFFECT FROM 1 PM TO 11 PM CDT SATURDAY  
 
   
DISCUSSION  
 
EXCELLENT HUMIDITY RECOVERY IS EXPECTED TONIGHT. A DRYLINE IS EXPECTED TO MOVE  
INTO WESTERN OKLAHOMA SATURDAY AFTERNOON WHICH WILL LOWER HUMIDITY TO AROUND  
20 PERCENT DURING PEAK HEATING. IT'S POSSIBLE THE DRYLINE WILL REMAIN FARTHER WEST  
WHICH WILL KEEP HUMIDITY LEVELS SLIGHTLY HIGHER IN THE AFTERNOON. MIXING HEIGHTS ARE  
EXPECTED TO REMAIN ON THE LOW SIDE THROUGH THE MORNING WHICH WILL RESULT IN POOR  
SMOKE DISPERSAL.  
 
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 91.  
MIN HUMIDITY........19 PERCENT.  
WIND (20 FT)........SOUTH WINDS 13 TO 16 MPH.  
MIXING HEIGHT.......8600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 16 TO 24 MPH INCREASING TO AROUND 28  
MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (12700-75600 KNOT-FT)  
INCREASING TO EXCELLENT (134000-205800 KNOT-FT)  
LATE IN THE AFTERNOON.  
 
TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........47 23 32 31 33  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............56 67 77 85 89  
RH..............100 73 47 31 22  
20 FT WIND DIR..S S S SW SW  
20 FT WIND SPD..13 15 14 15 16  
20 FT WIND GUST.21 24 23 24 26  
MIX HGT (FT)....700 1800 2600 4700 8400  
TRANSPORT WIND..S 21 S 21 S 16 SW 18 SW 24  
VRATE KTFT/1000.13 33 36 76 175  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
OVERNIGHT.  
MIN TEMPERATURE.....AROUND 49.  
MAX HUMIDITY........55 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 8 TO 15 MPH SHIFTING TO THE  
WEST AROUND 9 MPH EARLY IN THE MORNING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 23 MPH SHIFTING TO THE WEST 12  
TO 13 MPH AFTER 3 AM.  
SMOKE DISPERSAL.....POOR TO GOOD (4300-39400 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........66 85 79 76 73 64 50 36 33 31 28 30  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............90 86 82 76 73 70 68 66 63 60 57 55  
RH..............19 21 25 28 30 34 32 30 31 35 38 42  
20 FT WIND DIR..SW S S S S SW SW SW SW W W W  
20 FT WIND SPD..15 14 12 10 10 9 8 8 8 9 9 9  
20 FT WIND GUST.24 23 20 17 17 16 14 14 14 16 16 16  
MIX HGT (KFT)...2.0 0.7 0.6 0.7 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.6  
TRANSP WIND DIR.SW S S SW SW SW SW W W W W W  
TRANSP WIND SPD.23 17 20 20 18 17 17 17 15 13 12 13  
VRATE KTFT/1000.39 10 11 11 9 8 7 7 6 4 4 7  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 9 TO 14 MPH SHIFTING TO THE  
NORTH 12 TO 15 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....NORTH 14 TO 20 MPH.  
SMOKE DISPERSAL.....POOR TO GOOD (10800-58400 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........32 34 34 34 34 33 31 30 33 37 40 40  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............53 50 53 55 58 61 64 67 68 70 71 71  
RH..............49 55 54 54 51 48 43 39 37 34 32 33  
20 FT WIND DIR..W W NW NW N N N N N N N N  
20 FT WIND SPD..9 10 12 14 15 15 14 13 13 12 12 12  
20 FT WIND GUST.16 17 20 23 24 24 23 21 21 20 20 20  
MIX HGT (KFT)...0.9 1.2 1.5 1.7 2.0 2.4 2.9 3.4 4.0 4.6 4.9 4.7  
TRANSP WIND DIR.NW N N N N N N N N NW NW N  
TRANSP WIND SPD.14 16 18 20 20 18 16 14 14 14 14 14  
VRATE KTFT/1000.11 17 23 29 35 39 41 41 48 55 58 56  
 
 
FORECASTER...THOREN  
REQUESTED BY...NILES LUDLOW  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2508364.0/OUN  
.DELDT 03/29/25  
.FORMATTERVERSION 2.0.0  
.EMAIL NLUDLOW@BLM.GOV  
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