451
FNUS73 KLMK 180812
FWSLMK
SPOT FORECAST FOR KNAPP RX...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE LOUISVILLE KY
412 AM EDT FRI APR 18 2025
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
UNSEASONABLY WARM AND WINDY TODAY WITH GUSTY SOUTH WINDS AND DEEP
MIXING. PRECIP CHANCES RAMP UP TONIGHT WITH RAIN BECOMING MORE
WIDESPREAD AFTER MIDNIGHT. A FEW THUNDERSTORMS ARE ALSO POSSIBLE
LATE TONIGHT INTO SATURDAY. ADDITIONAL SHOWERS AND STORMS ARE
EXPECTED LATE SUNDAY, AND WILL BRING RAIN TOTALS TO NEAR 1 INCH
FOR THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).
TEMPERATURE.........71 AT IGNITION...MAX 79.
RH..................57 PERCENT AT IGNITION...MIN 49 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 11 MPH AT
IGNITION...OTHERWISE SOUTHWEST WINDS AROUND 12
MPH WITH GUSTS TO AROUND 22 MPH.
MIXING HEIGHT.......2500 FT AGL AT IGNITION...MAX 4100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 30 TO 33 MPH.
SMOKE DISPERSAL.....GOOD /66200 KNOT-FT/ AT IGNITION.
MAX...EXCELLENT /117500 KNOT-FT/.
LVORI...............1.
ADI.................87 TO 125.
TIME (EDT) 11 AM 1 PM 3 PM 5 PM
SKY (%).........47 48 48 47
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
TEMP............71 76 76 78
RH..............57 50 50 48
20 FT WIND......SW 11 SW 12 SW 13 S 15
20 FT WIND GUST.22 22 21 22
MIX HGT (FT)....2500 3300 3900 3900
TRANSPORT WIND..SW 30 SW 30 SW 32 SW 33
LVORI...........1 1 1 1
ADI.............87 101 118 122
SDSPL KT-FT/100066 85 108 112
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
OVERNIGHT.
TEMPERATURE.........MIN 63.
RH..................MAX 89 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 12 MPH. GUSTS UP TO 33 MPH
DECREASING TO 22 MPH EARLY IN THE EVENING.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 21 TO 30 MPH DECREASING TO 20 TO 22
MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....GOOD (75200 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (6200 KNOT-FT) LATE IN THE
NIGHT.
LVORI...............2.
ADI.................94 EARLY IN THE EVENING DECREASING TO 18 LATE
IN THE NIGHT.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........48 51 66 84 82 81
WEATHER COV..... S CHC S CHC S CHC LIKELY LIKELY
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ S CHC S CHC S CHC
TEMP............76 74 70 69 69 66
RH..............50 57 66 68 68 76
20 FT WIND......S 13 SW 6 SW 6 S 6 SW 6 SW 6
20 FT WIND GUST.23 15 15 15 15 14
MIX HGT (FT)....2900 600 400 600 600 700
TRANSPORT WIND..SW 30 SW 21 SW 20 SW 21 SW 22 SW 21
LVORI...........1 2 2 2 3 3
ADI.............94 19 18 19 20 19
SDSPL KT-FT/100075 11 7 11 12 13
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS LIKELY
AND CHANCE OF THUNDERSTORMS.
TEMPERATURE.........MAX 74.
RH..................MIN 69 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......2700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 14 TO 20 MPH.
SMOKE DISPERSAL.....POOR (10300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO MARGINAL (33300 KNOT-FT) IN THE
AFTERNOON.
LVORI...............4.
ADI.................13 TO 46.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........81 82 80 80 83 83
WEATHER COV.....LIKELY LIKELY LIKELY LIKELY LIKELY LIKELY
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........CHANCE S CHC S CHC S CHC CHANCE CHANCE
TEMP............64 63 68 70 70 70
RH..............85 87 78 78 78 78
20 FT WIND......SW 5 SW 4 SW 5 SW 5 SW 5 SW 4
20 FT WIND GUST.13 11 12 12 12 11
MIX HGT (FT)....700 800 1300 2000 2600 2600
TRANSPORT WIND..SW 18 SW 17 W 20 W 18 SW 14 SW 14
LVORI...........4 5 4 3 3 3
ADI.............16 13 33 46 41 40
SDSPL KT-FT/100011 11 22 33 31 31
FORECASTER...RAS
REQUESTED BY...JESSE MOORE
TYPE OF REQUEST...PRESCRIBED
.TAG 2510935.0/LMK
.DELDT 04/18/25
.FORMATTERVERSION 2.0.0
.EMAIL JESSE_MOORE@TNC.ORG
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