361
FNUS73 KJKL 201608
FWSJKL
SPOT FORECAST FOR LONG BOTTOM UNIT 4...US FOREST SERVICE
NATIONAL WEATHER SERVICE JACKSON KY
1108 AM EST TUE JAN 20 2026
FORECAST IS BASED ON IGNITION TIME OF 1700 EST ON JANUARY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
OUR VERY COLD AIR MASS WILL GIVE WAY TO A BRIEF
WARM-UP AT MIDWEEK. HOWEVER, MOISTURE STREAMING NORTH AND
NORTHEAST AND OVERRIDING THE LINGERING COLD AIR WILL PROBABLY LEAD
TO PRECIPITATION WEDNESDAY EVENING. BY THEN,
IT SHOULD BE WARM ENOUGH FOR IT TO FALL AS RAIN. THE RAIN WILL
INITIALLY FALL INTO DRIER SURFACE AIR, WHICH WILL DELAY THE ONSET,
AS RELATIVE HUMIDITY WILL PROBABLY BOTTOM OUT AROUND 35% ON
WEDNESDAY.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 31.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......SOUTHWEST AROUND 5 MPH.
MIXING HEIGHT.......1400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH.
VENT RATE...........POOR (5800 KNOT-FT).
LVORI...............2.
ADI.................9.
TIME (EST) 5PM
SKY (%).........4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0
TEMP............30
RH..............27
20 FT WIND DIR..SW
20 FT WIND SPD..3
20 FT WIND GUST.5
RIDGE WIND DIR..SW
RIDGE WIND SPD..5
MIX HGT (KFT)...1.4
TRANSP WIND DIR.SW
TRANSP WIND SPD.5
LVORI...........2
ADI.............9
VRATE KT-FT/1K..6
VENTRATE CAT....PR
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 23.
MAX HUMIDITY........48 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH EARLY
IN THE MORNING.
RIDGETOP WIND.......SOUTH 2 TO 7 MPH.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTH 3 TO 9 MPH.
VENT RATE...........POOR (300 KNOT-FT).
LVORI...............2.
ADI.................2 TO 4.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........4 3 3 3 3 4 3 4 4 3 5 17
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............27 26 25 24 24 23 23 23 23 24 25 25
RH..............32 35 36 39 41 45 45 47 47 45 46 48
20 FT WIND DIR..S SE SE SE SE S S S S S S S
20 FT WIND SPD..3 1 2 2 2 2 2 3 3 5 5 6
20 FT WIND GUST.5 3 5 6 7 7 7 8 9 10 12 13
RIDGE WIND DIR..S SE SE SE SE S S S S S S S
RIDGE WIND SPD..5 2 3 3 3 3 3 5 5 6 6 7
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.S SE SE S S S S S S S S S
TRANSP WIND SPD.3 3 5 5 6 6 7 7 8 8 9 9
LVORI...........2 2 2 2 2 2 2 2 2 2 2 2
ADI.............2 2 2 2 3 3 3 3 4 4 4 4
VRATE KT-FT/1K..0 0 0 0 0 0 1 1 1 1 1 1
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF
RAIN IN THE AFTERNOON, MAINLY TOWARD EVENING.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 48.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 12 MPH.
RIDGETOP WIND.......SOUTH 7 TO 14 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 18 MPH SHIFTING TO THE SOUTHWEST 14
TO 20 MPH IN THE AFTERNOON.
VENT RATE...........POOR (800 KNOT-FT) INCREASING TO POOR (6800
KNOT-FT) IN THE AFTERNOON.
LVORI...............2.
ADI.................8 TO 25.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........32 51 58 57 45 38 46 60 70 79 89 93
WEATHER COV..... CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RN RN RN RN
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 10 10 30 40 50 50
TEMP............26 28 29 33 35 37 40 44 43 42 41 40
RH..............48 46 46 41 41 40 39 36 41 48 55 62
20 FT WIND DIR..S S S S S S S S SW SW SW SW
20 FT WIND SPD..6 7 8 9 12 13 13 13 12 13 12 10
20 FT WIND GUST.14 15 17 18 20 21 22 23 23 23 22 21
RIDGE WIND DIR..S S S S S S S S SW SW SW SW
RIDGE WIND SPD..7 8 9 10 13 14 14 14 13 14 13 12
MIX HGT (KFT)...0.1 0.1 0.1 0.2 0.2 0.5 0.7 1.0 0.9 0.9 0.8 0.6
TRANSP WIND DIR.S S S S S S S S S SW SW SW
TRANSP WIND SPD.10 10 13 14 16 17 18 20 17 16 14 14
LVORI...........2 2 2 2 2 2 2 2 2 2 2 2
ADI.............8 11 10 11 18 19 20 25 21 19 15 15
VRATE KT-FT/1K..1 1 1 2 3 7 12 17 14 12 10 7
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...HAL
REQUESTED BY...MITCHELL SCATES
TYPE OF REQUEST...PRESCRIBED
.TAG 2600619.1/JKL
.DELDT 01/20/26
.FORMATTERVERSION 2.0.0
.EMAIL MITCHELL.SCATES@USDA.GOV
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