978  
FNUS74 KHGX 091925  
FWSHGX  
 
SPOT FORECAST FOR GRIMES 4750...TAMFS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
225 PM CDT THU OCT 9 2025  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
MINIMUM RELATIVE HUMIDITY VALUES THIS AFTERNOON WILL BE AROUND  
40 PERCENT WITH NORTHEASTERLY WINDS AROUND 10 MPH WITH OCCASIONAL  
HIGHER GUSTS CONTINUING THROUGH SUNSET. MIXING HEIGHTS IN THE  
5,000 TO 6,000 FT RANGE THROUGH THE AFTERNOON THEN DROP BELOW  
1,000 FT AFTER 10PM THIS EVENING.  
 
DRIER AIR FILLS INTO THE REGION LATER TODAY AND TONIGHT. WINDS  
ON FRIDAY WILL DECREASE TO 7-12 MPH. ELEVATED FIRE WEATHER CONDITIONS  
CONTINUE THROUGH AT LEAST FRIDAY DUE TO THE COMBINATION OF DRY AIR,  
DRY FUELS, AND BREEZY WINDS. THOUGH WIND SPEEDS ARE EXPECTED TO BE  
BELOW RED FLAG WARNING CRITERIA, THE TEXAS A&M FOREST SERVICE IS  
FORECASTING A HIGH TO VERY HIGH FIRE DANGER FOR THIS AREA.  
   
REST OF TODAY
 
 
TIME (CDT) 3PM 4PM 5PM  
SKY COVER.......CLR CLR CLR  
SKY (%).........5 2 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0  
TEMP............89 90 90  
RH..............40 38 38  
APARNT TMP (F)..90 90 90  
20 FT WIND DIR..NE NE NE  
20 FT WIND SPD..8 8 8  
20 FT WIND GUST.18 18 17  
MIX HGT (KFT)...6.4 6.5 5.6  
MIX HGT (KM)....2.0 2.0 1.7  
TRANSP WIND DIR.E NE E  
TRANSP WIND SPD.14 14 14  
TRANS WIND DIR..E NE E  
TRANS SPD (M/S).6 6 6  
CEILING (KFT)...25 25 25  
VISIBILITY (SM).10 10 10  
   
TONIGHT
 
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CLR MCR MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR  
SKY (%).........1 9 11 8 1 0 0 4 1 2 4 4  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............88 85 81 79 77 75 73 73 71 70 70 67  
RH..............40 44 51 54 58 62 66 66 66 66 66 70  
APARNT TMP (F)..88 85 82 80 77 75 73 73 71 70 70 67  
20 FT WIND DIR..NE NE NE E E E E E E E E NE  
20 FT WIND SPD..8 7 7 6 6 6 6 6 5 5 5 5  
20 FT WIND GUST.16 15 14 13 12 12 12 12 12 13 13 13  
MIX HGT (KFT)...4.0 1.8 1.5 1.3 1.1 0.9 0.7 0.4 0.3 0.2 0.2 0.2  
MIX HGT (KM)....1.2 0.5 0.5 0.4 0.3 0.3 0.2 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.E NE E E NE NE E E E E E E  
TRANSP WIND SPD.15 12 12 9 9 9 9 10 12 12 9 8  
TRANS WIND DIR..E NE E E NE NE E E E E E E  
TRANS SPD (M/S).7 5 5 4 4 4 4 4 5 5 4 4  
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25 25  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10  
   
FRIDAY
 
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CLR CLR CLR CLR CLR CLR MCR MCR MCR MCR MCR MCR  
SKY (%).........4 5 5 0 2 1 6 6 9 7 10 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............66 66 65 69 76 79 83 86 87 87 89 87  
RH..............67 66 66 56 43 39 34 32 30 29 28 29  
APARNT TMP (F)..66 66 65 69 76 79 82 84 84 85 86 85  
20 FT WIND DIR..NE E E E E NE NE NE NE NE NE NE  
20 FT WIND SPD..5 5 5 7 7 6 6 6 7 7 7 7  
20 FT WIND GUST.13 12 13 13 14 14 15 15 16 16 16 15  
MIX HGT (KFT)...0.2 0.2 0.4 0.9 1.6 2.4 3.4 4.8 6.1 7.0 7.0 5.6  
MIX HGT (KM)....0.1 0.1 0.1 0.3 0.5 0.7 1.0 1.5 1.9 2.1 2.1 1.7  
TRANSP WIND DIR.E E E E NE NE NE N N N N N  
TRANSP WIND SPD.8 9 7 10 8 8 9 12 14 15 15 14  
TRANS WIND DIR..E E E E NE NE NE N N N N N  
TRANS SPD (M/S).4 4 3 4 4 4 4 5 6 7 7 6  
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25 25  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10  
 

 
FORECASTER...BATISTE  
REQUESTED BY...MATTHEW TRIPP  
TYPE OF REQUEST...WILDFIRE  
.TAG 2523251.0/HGX  
.DELDT 10/09/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CSDISPATCH@TFS.TAMU.EDU  
 
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