462  
FNUS73 KPAH 151201  
FWSPAH  
 
SPOT FORECAST FOR MILL CREEK...USFS  
NATIONAL WEATHER SERVICE PADUCAH KY  
701 AM CDT TUE APR 15 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
STRONG NORTHWESTERLY TRANSPORT WINDS THROUGH A DEEP MIXING LAYER  
WILL LEAD TO GREAT SMOKE DISPERSION TODAY. RH'S WILL DROP TO NEAR  
30 PERCENT THIS AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........52 AT IGNITION...MAX 62.  
RH..................48 PERCENT AT IGNITION...MIN 31 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WINDS NORTHWEST AT 16 MPH AT  
IGNITION...OTHERWISE NORTHWEST WINDS 10 TO 13  
MPH WITH GUSTS TO AROUND 29 MPH.  
MIXING HEIGHT.......3800 FT AGL AT IGNITION...OTHERWISE 6100 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 24 TO 28 MPH.  
SMOKE DISPERSAL.....GOOD /91300 KNOT-FT/ AT IGNITION. MAX...VERY  
GOOD /127900 KNOT-FT/.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0  
TEMP............52 54 57 59 59 62 62 62  
RH..............48 43 38 36 34 32 32 31  
20 FT WIND DIR..NW NW NW NW NW NW NW NW  
20 FT WIND SPD..16 16 16 15 15 14 13 13  
20 FT WIND GUST.29 29 28 26 25 25 24 22  
MIX HGT (KFT)...3.8 4.6 5.0 5.3 5.6 5.7 6.1 6.1  
TRANSP WIND DIR.NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.28 28 28 26 25 24 24 24  
VRATE KT-FT/1K..91 110 120 121 123 120 128 127  
VENTRATE CAT....GD VGD VGD VGD VGD VGD VGD VGD  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........MIN 40.  
RH..................MAX 76 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 8 MPH WITH GUSTS TO AROUND  
21 MPH EARLY IN THE EVENING BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 12 TO 20 MPH DECREASING TO 7 TO 10  
MPH IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....GOOD (66500 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2500 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............61 60 55 53 49 48 47 45 45 42 42 41  
RH..............32 36 45 50 58 60 63 65 65 70 70 73  
20 FT WIND DIR..NW NW NW W W W W W W W W W  
20 FT WIND SPD..10 7 6 5 5 3 3 3 3 3 2 3  
20 FT WIND GUST.21 16 13 12 10 9 9 9 8 7 6 6  
MIX HGT (KFT)...3.9 0.9 0.8 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.NW NW NW W W NW W NW NW NW W NW  
TRANSP WIND SPD.20 14 13 12 10 9 8 8 8 8 7 7  
VRATE KT-FT/1K..67 10 9 5 5 4 4 3 3 3 3 3  
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........MAX 67.  
RH..................MIN 33 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH  
LATE IN THE AFTERNOON.  
MIXING HEIGHT.......5500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 8 MPH SHIFTING TO THE SOUTHWEST  
AROUND 9 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (43000 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY COVER.......CLEAR CLEAR CLEAR MCLEAR MCLEAR PCLDY  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............40 45 57 63 66 67  
RH..............76 70 47 36 33 34  
20 FT WIND DIR..W W SW SW SW SW  
20 FT WIND SPD..2 2 2 3 3 6  
20 FT WIND GUST.5 3 5 6 7 9  
MIX HGT (KFT)...0.4 0.6 2.4 4.3 5.3 5.1  
TRANSP WIND DIR.W W W W W SW  
TRANSP WIND SPD.6 5 6 8 8 9  
VRATE KT-FT/1K..2 3 12 28 40 41  
VENTRATE CAT....POOR POOR POOR POOR POOR FAIR  
 
 
FORECASTER...POULOS  
REQUESTED BY...BRICKNER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2510371.0/PAH  
.DELDT 04/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MATTHEW.BRICKNER@USDA.GOV  
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