658
FNUS73 KJKL 211050 AAA
FWSJKL
SPOT FORECAST FOR LONG BOTTOM UNIT 4...UPDATED
NATIONAL WEATHER SERVICE JACKSON KY
550 AM EST WED JAN 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 EST ON JANUARY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
A WEAK COLD FRONT WILL BRING A SMALL CHANCE FOR
WINTRY WEATHER THIS MORNING. RAIN WILL THEN AFFECT EASTERN
KENTUCKY INTO THE NIGHT WITH MILDER TEMPERATURES THANKS TO BREEZY
SOUTHWEST WINDS.
TODAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT) THEN BECOMING
CLOUDY (90-100 PERCENT). CHANCE OF RAIN IN
THE AFTERNOON. RAIN LIKELY LATE.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
EARLY IN THE MORNING.
RIDGETOP WIND.......SOUTHWEST 7 TO 13 MPH.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 15 MPH.
VENT RATE...........POOR (1000 KNOT-FT).
LVORI...............3.
ADI.................8 TO 15.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........75 70 62 56 50 50 43 49 48 68 90 100
WEATHER COV..... CHC CHC LKY
WEATHER TYPE.... RN RN RN
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 10 30 50 60
TEMP............24 27 31 34 38 42 46 48 49 51 49 47
RH..............62 55 49 43 42 39 37 35 37 37 42 51
20 FT WIND DIR..S S S S S S SW SW SW SW SW SW
20 FT WIND SPD..6 8 8 9 9 10 10 10 12 10 10 10
20 FT WIND GUST.9 17 20 20 21 24 25 25 25 25 24 23
RIDGE WIND DIR..S S S S S S SW SW SW SW SW SW
RIDGE WIND SPD..7 9 9 10 10 12 12 12 13 12 12 12
MIX HGT (KFT)...0.1 0.2 0.2 0.4 0.5 0.5 0.6 0.7 0.6 0.4 0.3 0.3
TRANSP WIND DIR.S S S S S S S S S SW SW SW
TRANSP WIND SPD.8 9 12 14 15 15 15 14 13 13 12 10
LVORI...........3 2 2 2 2 2 2 2 2 2 2 2
ADI.............8 10 12 15 11 12 11 11 14 14 13 12
VRATE KT-FT/1K..1 1 2 5 7 7 8 8 7 4 3 3
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN IN THE
EVENING.
CHANCE OF PCPN......80 PERCENT.
MIN TEMPERATURE.....AROUND 32.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH WITH GUSTS TO AROUND
21 MPH IN THE EVENING BECOMING LIGHT.
RIDGETOP WIND.......SOUTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH.
VENT RATE...........POOR (1700 KNOT-FT).
LVORI...............6.
ADI.................3 TO 9.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........100 100 100 99 94 92 93 93 89 79 73 68
WEATHER COV.....DEF LKY CHC CHC SCH
WEATHER TYPE....RN RN RN RN RN
TSTM COV........
CHC OF PCPN (%).80 60 40 30 20 10 10 10 0 0 0 0
TEMP............45 43 43 42 41 41 40 40 39 37 36 37
RH..............58 70 73 79 85 85 92 92 96 100 100 96
20 FT WIND DIR..SW SW SW SW SW SW SW SW W W W W
20 FT WIND SPD..9 8 8 7 7 6 6 6 5 5 3 3
20 FT WIND GUST.21 18 18 17 16 15 14 13 12 12 10 9
RIDGE WIND DIR..SW SW SW SW SW SW SW SW W W W W
RIDGE WIND SPD..10 9 9 8 8 7 7 7 6 6 5 5
MIX HGT (KFT)...0.2 0.2 0.2 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.4 0.6
TRANSP WIND DIR.SW SW SW S S SW SW SW SW SW SW W
TRANSP WIND SPD.9 9 10 10 12 12 10 9 8 7 7 8
LVORI...........2 3 3 4 4 4 6 6 7 9 9 8
ADI.............9 8 9 7 8 7 7 6 5 5 3 4
VRATE KT-FT/1K..2 2 2 3 3 3 3 3 2 2 2 4
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 45.
MIN HUMIDITY........43 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......WEST 2 TO 6 MPH.
MIXING HEIGHT.......1400 FT AGL.
TRANSPORT WINDS.....WEST 3 TO 10 MPH.
VENT RATE...........POOR (3000 KNOT-FT).
LVORI...............4.
ADI.................5 TO 18.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........60 59 49 47 54 42 37 31 28 24 20 22
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............34 33 33 36 37 39 41 43 43 44 44 42
RH..............100 100 100 89 85 76 67 57 53 47 45 48
20 FT WIND DIR..W W W W W W W W W NW NW NW
20 FT WIND SPD..2 1 1 1 1 2 3 5 5 3 3 3
20 FT WIND GUST.8 7 6 6 7 7 8 8 8 8 7 6
RIDGE WIND DIR..W W W W W W W W W NW NW NW
RIDGE WIND SPD..3 2 2 2 2 3 5 6 6 5 5 5
MIX HGT (KFT)...1.1 1.4 1.3 1.3 1.3 1.3 1.4 1.4 1.4 1.4 1.4 1.1
TRANSP WIND DIR.W W W NW NW NW W W W W W W
TRANSP WIND SPD.9 10 9 7 6 5 5 5 5 3 3 3
LVORI...........5 5 5 4 4 4 3 2 2 2 2 2
ADI.............13 18 16 13 9 9 9 8 8 7 6 5
VRATE KT-FT/1K..9 12 11 8 6 6 6 6 5 5 4 3
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...GREIF
REQUESTED BY...MITCHELL SCATES
TYPE OF REQUEST...PRESCRIBED
.TAG 2600619.2/JKL
.DELDT 01/21/26
.FORMATTERVERSION 2.0.0
.EMAIL MITCHELL.SCATES@USDA.GOV
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