207  
FNUS74 KFWD 131130  
FWSFWD  
 
SPOT FORECAST FOR DERAILMENT...TFS  
NATIONAL WEATHER SERVICE FORT WORTH TX  
630 AM CDT WED AUG 13 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 CDT ON AUGUST 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
SPOTTY LIGHT SHOWERS MAY LINGER FOR THE NEXT HOUR OR TWO, BUT THE  
BULK OF SHOWER AND THUNDERSTORM ACTIVITY HAS ALREADY SHIFTED OFF  
TO THE EAST AND SOUTHEAST THIS MORNING. THERE WILL BE A 15-20%  
CHANCE FOR AN ISOLATED SHOWER OR THUNDERSTORM NEAR THE BURN SITE  
LATER THIS AFTERNOON. OTHERWISE, EXPECT TEMPERATURES IN THE 70S  
THIS MORNING RISING INTO THE LOW TO MID 90S THIS AFTERNOON WITH A  
MINIMUM AFTERNOON RELATIVE HUMIDITY NEAR 45%. SURFACE WINDS WILL  
LARGELY BE LIGHT AND VARIABLE THIS MORNING BECOMING PREDOMINATELY  
SOUTHERLY BY THIS AFTERNOON. WIND SPEEDS SHOULD REMAIN BELOW 5 MPH  
FOR THE MOST PART THROUGH THE DAY WITH OCCASIONAL GUSTS NEAR 10  
MPH. IF A THUNDERSTORM DOES DEVELOP NEAR THE BURN SITE THIS  
AFTERNOON (LOW CHANCE), GUSTY, ERRATIC WINDS WILL BE POSSIBLE.  
 
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT). SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
MAX TEMPERATURE.....AROUND 96.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
IN THE AFTERNOON.  
MIXING HEIGHT.......7100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 5 MPH SHIFTING TO THE WEST  
AROUND 3 MPH LATE IN THE MORNING, THEN SHIFTING  
TO THE NORTH 3 TO 5 MPH LATE IN THE MORNING  
SHIFTING TO THE NORTHEAST LATE IN THE  
AFTERNOON.  
 
TIME (CDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........12 19 17 12 13 21 12 15 21 18 13  
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH SCH SCH SCH SCH  
TEMP............70 70 74 81 84 86 88 91 92 93 95  
RH..............97 100 93 72 65 61 55 50 49 47 45  
20 FT WIND DIR..N N W N NE NE NE NE E E E  
20 FT WIND SPD..0 0 1 1 2 2 2 2 3 3 5  
20 FT WIND GUST.2 2 3 5 6 7 8 8 8 9 9  
MIX HGT (KFT)...0.4 0.4 1.2 2.3 4.1 5.4 6.3 6.9 7.0 7.1 6.5  
TRANSP WIND DIR.SW W W W N N N N NE NE NE  
TRANSP WIND SPD.5 3 3 3 3 3 5 5 3 5 5  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
MIN TEMPERATURE.....AROUND 72.  
MAX HUMIDITY........93 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE EVENING.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 9 MPH SHIFTING TO THE SOUTH 9 TO  
10 MPH OVERNIGHT.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID  
SKY (%).........15 11 6 7 11 10 6 8 6 9 10 8  
WEATHER COV.....SCH  
WEATHER TYPE....RW  
TSTM COV........SCH  
TEMP............92 91 89 83 81 79 78 77 75 75 74 73  
RH..............49 49 56 67 72 77 79 82 87 87 90 93  
20 FT WIND DIR..E E SE SE SE SE SE SE SE S S S  
20 FT WIND SPD..5 5 3 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.9 9 8 7 7 6 7 6 6 6 6 6  
MIX HGT (KFT)...5.3 4.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.E E SE E SE SE SE S S S S S  
TRANSP WIND SPD.7 7 8 7 7 9 8 9 10 9 10 9  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 99.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......9000 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 12 MPH.  
 
TIME (CDT) 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........9 12 13 9 5 9 14 18 23 29 34 33  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............73 72 74 80 86 89 92 95 96 97 98 97  
RH..............93 93 93 79 65 57 51 45 42 40 39 40  
20 FT WIND DIR..S S S S SW S S S S S S S  
20 FT WIND SPD..2 2 2 2 3 3 5 5 5 6 6 6  
20 FT WIND GUST.6 6 7 8 9 9 10 10 12 12 13 14  
MIX HGT (KFT)...0.5 0.5 0.7 1.3 2.4 4.4 6.6 8.3 9.0 9.0 8.3 6.9  
TRANSP WIND DIR.S S SW SW SW SW S S S S S S  
TRANSP WIND SPD.9 8 9 9 9 8 7 6 6 8 9 12  
 
 
FORECASTER...LANGFELD  
REQUESTED BY...SETHLY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519806.0/FWD  
.DELDT 08/13/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CSDISPATCH@TFS.TAMU.EDU  
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