657  
FNUS74 KOHX 221253  
FWSOHX  
 
SPOT FORECAST FOR RASCON...DOD FT CAMPBELL  
NATIONAL WEATHER SERVICE NASHVILLE TN  
753 AM CDT WED OCT 22 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON OCTOBER 22.  
PLEASE CONTACT OUR OFFICE AT (615)754-8502, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
MARGINAL FIRE DANGER CRITERIA TODAY WITH RH VALUES DROPPING INTO  
THE LOWER 20S AND WINDS GUSTING OVER 15 MPH AT TIMES. OTHERWISE,  
DISPERSION BECOMING VERY GOOD UNDER SUNNY SKIES.  
   
REST OF TODAY
 
 
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........24 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 0 0 1 0 2 3 2 1 1  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............46 52 58 61 64 65 67 68 67 65  
RH..............73 59 45 36 31 28 26 24 26 29  
20FT WIND DIR...W W W W W W W W W W  
20FT WIND SPD...5 6 6 6 7 7 7 6 6 6  
20FT WIND GUST..13 14 15 16 17 18 18 18 17 15  
MIX HGT (KFT)...0.6 1.4 2.9 3.5 3.6 4.1 4.4 4.5 4.4 2.4  
MIX HGT (KM)....0.2 0.4 0.9 1.1 1.1 1.2 1.3 1.4 1.3 0.7  
TRANSP WIND DIR.W W W W W W W W W W  
TRANSP WIND SPD.12 16 21 23 21 22 23 22 21 16  
TRANS SPD (M/S).5 7 9 10 9 10 10 10 9 7  
DISPERSION IDX..7 23 59 81 76 89 102 99 91 39  
LVORI...........3 2 1 1 1 1 1 1 1 1  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
   
TONIGHT
 
 
MIN TEMPERATURE.....AROUND 40.  
MAX HUMIDITY........82 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 2 3 3 3 3 3 2 5 6 9 15  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............61 57 54 51 49 48 47 46 46 45 43 41  
RH..............35 42 48 56 61 63 65 68 68 70 76 79  
20FT WIND DIR...W W W W W W W W W W W W  
20FT WIND SPD...5 3 2 2 2 2 2 2 1 1 1 1  
20FT WIND GUST..12 7 7 6 6 5 5 5 5 3 5 3  
MIX HGT (KFT)...0.6 0.4 0.4 0.5 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4  
MIX HGT (KM)....0.2 0.1 0.1 0.2 0.1 0.2 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.W W W W W W W W W W NW NW  
TRANSP WIND SPD.12 10 9 8 9 9 8 8 8 8 8 6  
TRANS SPD (M/S).5 4 4 4 4 4 4 4 4 4 4 3  
DISPERSION IDX..7 4 4 4 4 4 4 4 4 4 4 3  
LVORI...........2 2 3 3 3 3 3 4 4 5 5 5  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
   
THURSDAY
 
 
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........29 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 3 4 3 2 2 2 2 2 1 1 1  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............40 41 47 54 60 64 66 67 69 70 69 66  
RH..............82 82 76 59 46 38 36 33 30 29 30 34  
20FT WIND DIR...SW W W NW N NW NW NW NW NW NW NW  
20FT WIND SPD...1 2 2 2 2 3 3 5 5 3 3 3  
20FT WIND GUST..3 3 5 6 7 8 10 12 13 13 12 10  
MIX HGT (KFT)...0.4 0.4 0.4 0.9 1.7 2.7 3.7 4.4 5.0 5.3 4.9 3.5  
MIX HGT (KM)....0.1 0.1 0.1 0.3 0.5 0.8 1.1 1.3 1.5 1.6 1.5 1.1  
TRANSP WIND DIR.W NW NW N N NW NW NW NW NW NW NW  
TRANSP WIND SPD.6 5 3 3 5 7 9 12 13 13 12 9  
TRANS SPD (M/S).3 2 1 1 2 3 4 5 6 6 5 4  
DISPERSION IDX..3 2 2 3 8 18 34 51 64 67 56 33  
LVORI...........5 5 5 3 2 2 2 1 1 1 1 2  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
 

 
 
WIND SPEEDS ARE IN MPH UNLESS OTHERWISE NOTED.  
 
FORECASTER...SAM HERRON  
REQUESTED BY...SEAN CONNELLY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2524193.0/OHX  
.DELDT 10/22/25  
.FORMATTERVERSION 2.0.0  
.EMAIL SEANCONNELLY027@GMAIL.COM  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TN Page Main Text Page