048  
FNUS74 KSHV 181208  
FWSSHV  
 
SPOT FORECAST FOR FIRE FEST...TEXAS PARKS AND WILDLIFE DEPT.  
NATIONAL WEATHER SERVICE SHREVEPORT LA  
708 AM CDT SAT APR 18 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON APRIL 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT YOUR NATIONAL  
WEATHER SERVICE OFFICE AT (318) 631-3669 EXT. 241. AND LIKEWISE  
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
A GUST FRONT FROM NOCTURNAL OKLAHOMA THUNDERSTORMS CHANGED THE  
WINDS FROM S EARLIER TO NW BRIEFLY, BUT WE ARE GETTING BACK TO  
S/SW RIGHT NOW. HOWEVER, THE COLD FRONT HAS GAINED GROUND BEHIND  
THE GUST OUT AND WILL SOON SHIFT WINDS TO GUSTY NW FOR THE DAY,  
AND THEN N AND NE OVERNIGHT. AS FAR AS RAINFALL, MOST OF THE  
CONVECTION IS LINING UP ALONG THE UPPER LEVEL FRONT NEAR 5KFT.  
THIS IS WHERE WE WILL END UP GETTING WET WITH CHANCE POPS BECOMING  
LIKELY AROUND LUNCH TIME. SOME COULD BE HEAVY AT TIMES, AND OF  
COURSE LIGHTNING IS THE BIGGEST THREAT. THAT SAID, ANY STRONG  
THUNDERSTORMS THAT MANAGE TO POP UP BEHIND THE COLD FRONT MAY GUST  
WINDS TO 50MPH WITH SOME DECENT HAIL FROM DIMES TO QUARTERS UNTIL  
THE UPPER LEVEL FRONT SWEEPS EASTWARD BY THIS MIDAFTERNOON. SKIES  
WILL BE CLEARING OVERNIGHT.  
 
   
REST OF TODAY
 
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........88 89 87 83 89 91 89 93 92 91  
WEATHER COV.....CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY  
CWR.............50 50 30 30 30 60 60 60 70 70  
TEMP............66 63 64 65 64 65 65 64 63 61  
RH..............93 100 90 81 81 73 70 73 75 75  
20 FT WIND DIR..NW NW N N N N N N N N  
20 FT WIND MPH..6 6 10 10 10 12 12 12 12 12  
20 FT WIND GUST.16 16 17 20 21 23 24 24 24 24  
MIX HGT (KFT)...1.1 1.4 1.5 1.7 1.8 2.0 1.9 1.7 1.8 1.9  
MIX HGT (KM)....0.3 0.4 0.5 0.5 0.5 0.6 0.6 0.5 0.5 0.6  
TRANSP WIND DIR.N N N N N N N N N N  
TRANSP WIND SPD.15 16 17 18 20 21 21 21 22 21  
TRANS WIND DIR..N N N N N N N N N N  
TRANS SPD (M/S).7 7 8 8 9 9 9 9 10 9  
   
TONIGHT
 
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........91 90 87 87 73 79 53 58 68 69 62 63  
WEATHER COV.....LKY CHC CHC CHC  
WEATHER TYPE....RW RW RW RW  
TSTM COV........LKY CHC CHC CHC  
CWR.............70 30 30 30 0 0 0 0 0 0 0 0  
TEMP............60 59 58 57 57 55 55 53 52 51 49 48  
RH..............78 75 75 72 69 72 69 71 71 71 71 77  
20 FT WIND DIR..N N N N N N N NE NE NE NE NE  
20 FT WIND MPH..12 10 10 10 9 9 9 8 8 8 7 7  
20 FT WIND GUST.24 22 22 20 20 20 18 17 16 15 15 15  
MIX HGT (KFT)...1.4 0.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
MIX HGT (KM)....0.4 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.N N N N N N NE NE NE NE NE NE  
TRANSP WIND SPD.22 17 16 15 15 14 15 14 14 14 13 13  
TRANS WIND DIR..N N N N N N NE NE NE NE NE NE  
TRANS SPD (M/S).10 8 7 7 7 6 7 6 6 6 6 6  
   
SUNDAY
 
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........48 41 14 18 21 22 22 23 21 19 17 18  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............47 46 48 53 58 62 65 68 70 71 72 72  
RH..............76 76 77 64 53 46 40 36 34 32 31 33  
20 FT WIND DIR..NE NE NE NE E E E E E E E E  
20 FT WIND MPH..7 6 6 6 8 8 8 8 8 8 6 6  
20 FT WIND GUST.14 13 14 15 16 17 17 17 17 16 15 14  
MIX HGT (KFT)...0.5 0.5 0.5 1.1 1.8 2.5 3.3 3.9 4.6 5.1 4.9 3.6  
MIX HGT (KM)....0.2 0.2 0.2 0.3 0.5 0.8 1.0 1.2 1.4 1.6 1.5 1.1  
TRANSP WIND DIR.NE NE NE E E E E E E E E E  
TRANSP WIND SPD.12 12 12 18 21 20 20 20 18 16 14 10  
TRANS WIND DIR..NE NE NE E E E E E E E E E  
TRANS SPD (M/S).5 5 5 8 9 9 9 9 8 7 6 4  
 

 
FORECASTER...CHATELAIN  
REQUESTED BY...CHRIS M. SCHENCK  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610660.0/SHV  
.DELDT 04/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRIS.SCHENCK@TPWD.TEXAS.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab LA Page
The Nexlab TX Page
The Nexlab AR Page
The Nexlab OK Page Main Text Page