443
FNUS73 KLMK 210957
FWSLMK
SPOT FORECAST FOR THOMPSON LEARN & BURN...KDFWR
NATIONAL WEATHER SERVICE LOUISVILLE KY
557 AM EDT TUE APR 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
IT WILL BE WARMER, DRIER BUT ALSO FEATURE GUSTY WINDS OF
25-30 MPH OUT OF THE SOUTHWEST. MIXING HEIGHTS WILL BE NEAR 6000FT,
EXCELLENT SMOKE DISPERSAL WITH TRANSPORT WINDS OF 15-25 MPH. INITIAL
WINDS OUT OF THE SOUTH COULD BE AN ISSUE FOR STATE ROUTE 1389 BUT EXPECTED
TO SHIFT AND INCREASE THROUGH THE MORNING AND INTO THE AFTERNOON. MIN RH
VALUES LOOK TO BE NEAR 30, BUT MIXING IN THE AFTERNOON WILL NEED TO BE
MONITORED AS IT COULD BRING VALUES DOWN INTO THE UPPER TO POSSIBLY
MID 20S.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
TEMPERATURE.........MAX 77.
RH..................MIN 29 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 13 MPH. GUSTS UP TO 24 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......5900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 TO 24 MPH.
SMOKE DISPERSAL.....POOR (7900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (98300 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (114100
KNOT-FT) LATE IN THE AFTERNOON.
LVORI...............2.
ADI.................16 EARLY IN THE MORNING INCREASING TO 107 IN
THE AFTERNOON.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM
SKY (%).........26 23 23 35 29 34 40 39 39
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............54 60 66 70 72 73 76 76 76
RH..............66 62 54 42 35 33 30 30 30
20 FT WIND DIR..S SW SW SW SW SW SW SW SW
20 FT WIND SPD..5 6 8 9 10 10 11 11 11
20 FT WIND GUST.11 12 13 14 15 16 15 16 17
MIX HGT (KFT)...0.6 1.0 1.6 2.8 4.1 5.2 5.8 5.9 5.4
TRANSP WIND DIR.S SW SW SW SW SW SW SW SW
TRANSP WIND SPD.15 16 17 18 21 22 23 24 24
LVORI...........3 2 1 1 1 1 1 1 1
ADI.............16 20 35 56 78 92 101 107 104
SDSPL KT-FT/10008 14 24 45 74 98 116 125 114
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLEAR (15-25 PERCENT).
TEMPERATURE.........MIN 55.
RH..................MAX 72 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 12 MPH. GUSTS UP TO 23 MPH
IN THE EVENING.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 16 TO 22 MPH.
SMOKE DISPERSAL.....GOOD (74700 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (1400 KNOT-FT) LATE IN THE
NIGHT.
LVORI...............2.
ADI.................81 EARLY IN THE EVENING DECREASING TO 7 LATE IN
THE NIGHT.
TIME (CDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM
SKY (%).........37 51 35 12 12 15 11 19 12 9 7 5
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............77 75 72 68 65 63 62 61 61 60 59 57
RH..............29 31 37 44 50 52 54 56 53 55 57 62
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..10 9 7 7 6 6 6 6 6 6 5 5
20 FT WIND GUST.16 15 14 14 15 15 14 12 11 10 10 10
MIX HGT (KFT)...3.9 2.0 0.5 0.1 0.2 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW W W
TRANSP WIND SPD.22 20 17 16 17 17 18 20 20 18 17 16
LVORI...........1 2 2 2 2 2 2 2 2 2 3 3
ADI.............81 26 12 11 12 12 12 13 13 12 8 7
SDSPL KT-FT/100075 35 8 1 3 7 8 8 8 8 7 7
WEDNESDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........MAX 78.
RH..................MIN 40 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......6200 FT AGL.
TRANSPORT WINDS.....WEST 13 TO 22 MPH INCREASING TO 23 TO 25 MPH IN
THE AFTERNOON.
SMOKE DISPERSAL.....POOR (3300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (100800 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (116000
KNOT-FT) LATE IN THE AFTERNOON.
LVORI...............2.
ADI.................6 EARLY IN THE MORNING INCREASING TO 168 IN THE
AFTERNOON.
TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM
SKY (%).........4 5 5 4 6 5 18 15 12 12 11 11
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............57 57 55 60 66 70 72 74 76 78 78 78
RH..............64 64 72 64 56 51 49 46 43 40 40 40
20 FT WIND DIR..SW SW SW SW W W W W W W SW SW
20 FT WIND SPD..4 4 4 4 5 6 6 7 7 7 8 7
20 FT WIND GUST.9 8 8 9 10 11 11 12 12 12 11 11
MIX HGT (KFT)...0.4 0.3 0.5 1.0 1.9 2.8 3.7 4.6 5.3 5.9 6.2 5.8
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.14 13 13 15 18 22 24 25 25 25 24 23
LVORI...........3 2 3 2 1 1 1 1 1 1 1 1
ADI.............6 12 12 20 44 75 108 136 153 168 109 150
SDSPL KT-FT/10004 3 5 14 30 52 77 101 116 131 130 116
FORECASTER...BTN
REQUESTED BY...RILEY DOLLENBACHER
TYPE OF REQUEST...PRESCRIBED
.TAG 2610880.1/LMK
.DELDT 04/21/26
.FORMATTERVERSION 2.0.0
.EMAIL RILEY.DOLLENBACHER@KY.GOV
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