339  
FNUS74 KSHV 081353  
FWSSHV  
 
SPOT FORECAST FOR CAT C-98...USFS  
NATIONAL WEATHER SERVICE SHREVEPORT LA  
853 AM CDT TUE JUL 8 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON JULY 09.  
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
 
 
WARM AND MOSTLY CLEAR START TO THE MORNING AHEAD OF AN AFTERNOON  
FIELD OF CUMULUS ACROSS THE DISTRICT. BY THE LATE AFTERNOON AND  
EVENING, CONVECTIVE HI-RES MODELS SUGGEST SHOWERS AND  
THUNDERSTORMS ACROSS THE BURN ZONE. GUSTY WINDS WILL PREVAIL  
WITHIN THE VICINITY OF THE CONVECTION, BUT BASED ON SPOT RETURN  
TIME, 20FT WINDS SHOULD FAIR AROUND 5-7 MPH WITH A GUST OR TWO  
JUST BELOW 10 MPH THROUGH THE EARLY AND MID AFTERNOON. THROUGH THE  
MORNING AND AFTERNOON, RH PERCENTAGES WILL TURN CLOSE TO 40 AND  
50 PERCENT, WHILE MIXING HEIGHTS IN THE REGION SIT BETWEEN  
4500-5KFT.  
   
WEDNESDAY
 
 
TIME (CDT) 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........59 59 68 86 95 95 95 95 84  
WEATHER COV.....CHC CHC CHC CHC DEF DEF DEF DEF DEF  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH LKY LKY LKY LKY LKY  
CWR.............40 40 40 40 80 80 80 80 80  
TEMP............79 84 86 87 89 89 90 90 89  
RH..............91 77 70 68 61 61 60 60 61  
20 FT WIND DIR..SW SW SW SW W W W SW SW  
20 FT WIND MPH..5 6 6 6 6 6 6 6 6  
20 FT WIND GUST.8 7 7 7 8 8 8 8 7  
MIX HGT (KFT)...1.9 2.9 3.9 5.0 5.7 5.5 4.8 3.8 3.0  
MIX HGT (KM)....0.6 0.9 1.2 1.5 1.7 1.7 1.5 1.2 0.9  
TRANSP WIND DIR.W W W W W W SW SW SW  
TRANSP WIND SPD.10 12 13 12 9 9 9 10 10  
TRANS WIND DIR..W W W W W W SW SW SW  
TRANS SPD (M/S).4 5 6 5 4 4 4 4 4  
DISPERSION IDX..27 36 40 41 40 42 41 38 28  
LVORI...........4 3 2 1 1 1 1 1 1  
   
WEDNESDAY NIGHT
 
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID  
SKY (%).........63 52 53 55 56 51 40 34 34 34 34 39  
WEATHER COV.....DEF CHC CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW  
TSTM COV........LKY CHC CHC CHC CHC CHC CHC  
CWR.............80 30 30 30 30 30 30 10 10 10 10 10  
TEMP............87 86 83 81 78 77 76 75 75 75 75 75  
RH..............65 68 74 79 88 90 94 97 97 97 97 97  
20 FT WIND DIR..SW SW SW SW S S S SW SW SW SW SW  
20 FT WIND MPH..6 3 3 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.7 6 6 5 5 5 5 5 5 5 5 5  
MIX HGT (KFT)...2.2 1.5 0.9 0.5 0.3 0.3 0.3 0.4 0.4 0.4 0.4 0.3  
MIX HGT (KM)....0.7 0.5 0.3 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.SW SW SW S S S SW SW SW SW SW SW  
TRANSP WIND SPD.9 9 9 9 9 9 10 10 9 9 8 8  
TRANS WIND DIR..SW SW SW S S S SW SW SW SW SW SW  
TRANS SPD (M/S).4 4 4 4 4 4 4 4 4 4 4 4  
DISPERSION IDX..16 6 3 3 4 4 4 5 4 3 4 4  
LVORI...........2 3 4 5 6 6 6 7 7 8 8 8  
   
THURSDAY
 
 
TIME (CDT) 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........50 55 55 55 55 62 77 84 84 84 84 78  
WEATHER COV..... CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC  
CWR.............10 30 30 30 30 30 30 60 60 60 60 60  
TEMP............74 74 77 81 84 86 87 89 90 90 91 90  
RH..............97 97 90 82 77 72 68 64 62 60 58 60  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND MPH..3 5 5 5 7 7 7 7 7 7 7 7  
20 FT WIND GUST.6 6 7 7 8 8 9 9 9 9 9 9  
MIX HGT (KFT)...0.3 0.4 0.8 1.4 2.1 3.1 4.0 4.4 3.9 3.0 2.1 1.6  
MIX HGT (KM)....0.1 0.1 0.2 0.4 0.6 0.9 1.2 1.3 1.2 0.9 0.6 0.5  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.9 10 12 12 13 13 14 14 15 15 15 13  
TRANS WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
TRANS SPD (M/S).4 4 5 5 6 6 6 6 7 7 7 6  
DISPERSION IDX..6 10 17 25 34 43 50 54 52 47 38 28  
LVORI...........7 6 5 4 3 2 1 1 1 1 1 1  
 

 
FORECASTER...KNAPP  
REQUESTED BY...CHARLES DAVIS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2517545.0/SHV  
.DELDT 07/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CHARLES.G.DAVIS@USDA.GOV  
 
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