880  
FNUS74 KSHV 200957  
FWSSHV  
 
SPOT FORECAST FOR OK BUCK SU1...USFS  
NATIONAL WEATHER SERVICE SHREVEPORT LA  
457 AM CDT FRI MAR 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MARCH 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (318) 631-3669 EXT. 241, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
MINIMUM RH VALUES WILL REMAIN IN THE 35 TO 45 PERCENT RANGE WITH  
SOUTHERLY WINDS AT 5-10 MPH. MIXING HEIGHTS WILL MAXIMIZE JUST  
BELOW 3KFT IN THE AFTERNOON. /16/  
   
REST OF TODAY
 
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........10 8 1 2 2 2 3 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0  
TEMP............56 63 68 72 76 80 82 83 83  
RH..............86 72 64 56 49 42 40 39 38  
20 FT WIND DIR..S S S S S S S S S  
20 FT WIND MPH..1 2 2 2 3 3 3 3 3  
20 FT WIND GUST.6 7 8 9 10 10 12 10 9  
MIX HGT (KFT)...0.8 1.2 1.4 1.7 2.0 2.2 2.5 2.8 2.6  
MIX HGT (KM)....0.2 0.4 0.4 0.5 0.6 0.7 0.8 0.9 0.8  
TRANSP WIND DIR.SW SW SW S S S S S S  
TRANSP WIND SPD.9 9 8 7 7 8 9 9 10  
TRANS WIND DIR..SW SW SW S S S S S S  
TRANS SPD (M/S).4 4 4 3 3 4 4 4 4  
   
TONIGHT
 
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 5 8 9 7 14 14 18 20 7 13  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............83 80 76 70 68 65 63 62 61 60 58 57  
RH..............39 45 50 61 67 73 78 81 81 84 90 93  
20 FT WIND DIR..S S S S S S S S SW S SW S  
20 FT WIND MPH..2 2 2 1 1 1 1 1 1 1 1 1  
20 FT WIND GUST.9 8 7 6 6 6 5 5 5 5 5 3  
MIX HGT (KFT)...2.3 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8  
MIX HGT (KM)....0.7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2  
TRANSP WIND DIR.S S S S S S SW SW SW SW SW SW  
TRANSP WIND SPD.12 8 9 9 9 10 12 10 10 10 10 9  
TRANS WIND DIR..S S S S S S SW SW SW SW SW SW  
TRANS SPD (M/S).5 4 4 4 4 4 5 4 4 4 4 4  
   
SATURDAY
 
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 19 10 10 9 7 4 2 2 2 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............57 55 57 62 67 72 78 82 85 87 88 87  
RH..............93 96 90 78 69 59 49 43 37 34 32 34  
20 FT WIND DIR..S S S SW SW SW S S S S S S  
20 FT WIND MPH..1 1 1 1 2 2 2 2 2 3 3 3  
20 FT WIND GUST.3 3 5 6 7 8 8 9 10 10 10 10  
MIX HGT (KFT)...0.8 0.8 0.8 0.9 0.9 1.2 1.6 1.9 2.5 3.0 3.1 2.4  
MIX HGT (KM)....0.2 0.2 0.2 0.3 0.3 0.4 0.5 0.6 0.8 0.9 0.9 0.7  
TRANSP WIND DIR.SW SW SW SW SW SW S S S S S S  
TRANSP WIND SPD.8 7 8 8 8 7 6 6 6 6 6 7  
TRANS WIND DIR..SW SW SW SW SW SW S S S S S S  
TRANS SPD (M/S).4 3 4 4 4 3 3 3 3 3 3 3  
 

 
FORECASTER...CASSEL  
REQUESTED BY...K WILSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606693.0/SHV  
.DELDT 03/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JOHN.WILSON2@USDA.GOV,JUSTIN.ROSE@USDA.GOV,KORY.GARRIE@USDA.GOV,NOLEN.CAUDELL@USDA.GOV  
 
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