078  
FNUS73 KPAH 121439  
FWSPAH  
 
SPOT FORECAST FOR DEVILS WELL RX...U.S. FISH AND WILDLIFE SERVICE  
NATIONAL WEATHER SERVICE PADUCAH KY  
939 AM CDT THU MAR 12 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MARCH 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
NORTHWESTERLY TO WESTERLY WINDS WILL PICK UP MORE OF A SOUTHWESTERLY  
COMPONENT AS THE DAY WEARS ON. SLOWLY INCREASING MIXING HEIGHTS  
AND 10 TO 12 KT WINDS SHOULD LEAD TO FAIR SMOKE DISPERSION CONDITIONS  
BY LATE MORNING OR EARLY AFTERNOON.  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........42 AT IGNITION...MAX 68.  
RH..................60 PERCENT AT IGNITION...MIN 27 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WINDS SOUTHWEST AT 7 MPH AT  
IGNITION...OTHERWISE WEST WINDS 5 TO 7 MPH  
BECOMING 5 TO 6 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1300 FT AGL AT IGNITION...OTHERWISE 4300 FT  
AGL.  
TRANSPORT WINDS.....WEST 14 TO 23 MPH DECREASING TO AROUND 12 MPH  
LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR /16400 KNOT-FT/ AT IGNITION. MAX...FAIR  
/58600 KNOT-FT/.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......PC PC MCR MCR MCR MCR MCR PC PC PC PC PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............42 42 43 45 50 55 59 63 66 67 67 66  
RH..............60 62 60 63 52 45 40 34 29 27 27 28  
20 FT WIND DIR..SW W W W W W W W W W W NW  
20 FT WIND SPD..6 6 5 7 7 7 7 6 6 6 5 5  
20 FT WIND GUST.17 16 15 16 16 15 14 13 13 12 10 10  
MIX HGT (KFT)...1.3 1.1 1.2 1.7 2.0 2.6 3.0 3.4 4.0 4.3 4.2 3.1  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.15 14 16 22 23 21 20 18 17 15 14 12  
VRATE KT-FT/1K..16 13 16 33 40 46 51 55 59 58 50 32  
VENTRATE CAT....PR PR PR PR FR FR FR FR FR FR FR PR  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........MIN 39.  
RH..................MAX 70 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 7 TO 9 MPH SHIFTING TO THE EAST 9 TO  
10 MPH OVERNIGHT.  
SMOKE DISPERSAL.....POOR (1100 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......PC MCR MCR MCR MCR PC PC PC PC PC MCR MCR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............65 62 58 54 50 48 46 45 43 42 41 40  
RH..............30 35 40 47 52 54 58 60 62 65 67 67  
20 FT WIND DIR..NW N N N N NE NE E E E E E  
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.8 7 7 7 7 7 8 8 8 8 8 8  
MIX HGT (KFT)...1.7 0.5 0.2 0.3 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4  
TRANSP WIND DIR.NW NW N N NE NE E E E E E E  
TRANSP WIND SPD.9 8 7 6 6 7 8 9 9 10 10 10  
VRATE KT-FT/1K..14 4 1 1 2 3 4 4 4 4 4 4  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
 
 
FORECASTER...GIBBS  
REQUESTED BY...LUKE MULLEN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605506.0/PAH  
.DELDT 03/13/26  
.FORMATTERVERSION 2.0.0  
.EMAIL LUKE_MULLEN@NPS.GOV,JCHARVEY@BLM.GOV  
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