216
FNUS73 KPAH 151247
FWSPAH
SPOT FORECAST FOR COLUMBIA MINE RX...USFWS
NATIONAL WEATHER SERVICE PADUCAH KY
747 AM CDT TUE APR 15 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 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 (15-25 PERCENT) THEN BECOMING MOSTLY
SUNNY (40-50 PERCENT).
CWR.................0 PERCENT.
TEMPERATURE.........48 AT IGNITION...MAX 59.
RH..................60 PERCENT AT IGNITION...MIN 36 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WINDS WEST AT 15 MPH AT IGNITION...OTHERWISE
NORTHWEST WINDS 12 TO 15 MPH WITH GUSTS TO
AROUND 30 MPH.
MIXING HEIGHT.......2700 FT AGL AT IGNITION...OTHERWISE 6500 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 28 TO 31 MPH.
SMOKE DISPERSAL.....GOOD /71000 KNOT-FT/ AT IGNITION.
MAX...EXCELLENT /156200 KNOT-FT/.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR MCR PC MC MC MC MC PC PC PC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0
TEMP............48 50 52 52 53 54 57 58 59 59
RH..............60 54 48 46 44 43 40 37 36 36
20 FT WIND DIR..W NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..15 17 18 18 18 17 17 17 16 15
20 FT WIND GUST.26 29 30 30 29 28 26 26 26 24
MIX HGT (KFT)...2.7 4.0 4.8 5.2 5.5 5.7 6.0 6.4 6.5 6.5
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.30 31 31 31 29 28 28 28 28 28
VRATE KT-FT/1K..71 109 130 141 137 137 144 154 156 155
VENTRATE CAT....GD VGD VGD VGD VGD VGD VGD EXL EXL EXL
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CWR.................0 PERCENT.
TEMPERATURE.........MIN 38.
RH..................MAX 79 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH IN THE EVENING AND
OVERNIGHT BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHWEST 16 TO 24 MPH DECREASING TO 9 TO 14
MPH EARLY IN THE EVENING.
SMOKE DISPERSAL.....GOOD (78800 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (3600 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR MCR MCR MCR 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............58 56 52 50 47 45 44 43 42 40 39 38
RH..............37 42 50 54 60 68 68 70 70 76 76 79
20 FT WIND DIR..NW NW W W W W W W W W W W
20 FT WIND SPD..13 9 7 6 6 6 6 6 6 5 5 3
20 FT WIND GUST.22 18 14 13 12 12 10 10 9 8 8 7
MIX HGT (KFT)...3.8 0.7 0.6 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 NW NW W W W W W NW
TRANSP WIND SPD.24 16 14 13 13 13 12 12 10 9 10 10
VRATE KT-FT/1K..79 10 7 6 6 6 5 5 4 4 4 4
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
TEMPERATURE.........MAX 64.
RH..................MIN 34 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHWEST 5 TO 6 MPH IN
THE AFTERNOON, THEN BECOMING LIGHT LATE IN THE
AFTERNOON.
MIXING HEIGHT.......5800 FT AGL.
TRANSPORT WINDS.....NORTHWEST 8 TO 14 MPH.
SMOKE DISPERSAL.....POOR (2900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (66200 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR MCR MCR MCR MCR PC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............38 38 43 50 54 58 59 61 62 63 64 64
RH..............79 79 70 58 46 40 39 36 35 34 34 35
20 FT WIND DIR..W W NW NW NW NW NW NW NW NW W W
20 FT WIND SPD..3 3 3 3 5 5 6 7 6 6 6 5
20 FT WIND GUST.7 7 7 8 9 9 10 12 10 10 9 7
MIX HGT (KFT)...0.4 0.4 1.0 1.9 3.2 3.9 4.6 5.0 5.6 5.8 5.4 3.9
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.9 8 8 8 12 13 14 14 14 13 12 9
VRATE KT-FT/1K..3 3 7 13 32 43 54 61 66 65 54 29
VENTRATE CAT....PR PR PR PR PR FR FR GD GD GD FR PR
FORECASTER...POULOS
REQUESTED BY...HEATH HAMILTON
TYPE OF REQUEST...PRESCRIBED
.TAG 2510390.0/PAH
.DELDT 04/15/25
.FORMATTERVERSION 2.0.0
.EMAIL HEATH_HAMILTON@FWS.GOV
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