634
FNUS73 KJKL 170956
FWSJKL
SPOT FORECAST FOR ALUM FIRE...USFS
NATIONAL WEATHER SERVICE JACKSON KY
556 AM EDT FRI APR 17 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 EDT ON APRIL 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
..GUSTY WINDS EXPECTED ON SATURDAY
DISCUSSION
UNSEASONABLY WARM AND DRY WEATHER IS IN STORE
AGAIN TODAY, WITH DEEP MIXING, BUT WINDS WILL BE LIGHT.
CHANGES ARE ON THE WAY DURING THE WEEKEND. A COLD FRONT WILL
MOVE THROUGH FROM NORTHWEST TO SOUTHEAST ON SATURDAY AFTERNOON.
IT WILL BRING SHOWERS AND MAYBE THUNDERSTORMS, POSSIBLY AS EARLY
AS SATURDAY AFTERNOON, BUT MOST PROBABLE SATURDAY EVENING.
HUMIDITY WILL NOT BE AS LOW ON SATURDAY, BUT WINDS WILL PICK UP
OUT OF THE SOUTHWEST AS THE COLD FRONT APPROACHES, WITH GUSTS
AROUND 25 MPH FORECAST DURING THE LATE MORNING AND AFTERNOON.
AVERAGE RAINFALL OF AROUND A HALF INCH IS FORECAST, BUT THAT
IS THE ONLY RAIN OF SIGNIFICANCE FORESEEN DURING THE NEXT WEEK.
VERY LOW AFTERNOON RELATIVE HUMIDITY IS ALSO FORECAST TO MAKE A
COMEBACK AT TIMES AS THE INITIALLY COOLER AIR MASS BEHIND THE
COLD FRONT IS HEATED DURING THE NEW WEEK.
TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......SOUTHWEST 3 TO 5 MPH.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 3 MPH SHIFTING TO THE WEST IN
THE LATE MORNING AND AFTERNOON.
VENT RATE...........POOR (300 KNOT-FT) INCREASING TO FAIR (49100
KNOT-FT).
LVORI...............4.
ADI.................2 EARLY IN THE MORNING INCREASING TO 68 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........22 25 14 14 14 15 16 17 18 15 13 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............58 58 59 64 69 74 77 81 82 84 85 85
RH..............86 90 90 78 66 57 50 41 38 36 35 35
20 FT WIND DIR..SW SW SW SW SW SW SW SW W SW W W
20 FT WIND SPD..3 3 2 3 3 3 3 3 3 3 5 5
20 FT WIND GUST.5 5 5 5 5 5 7 8 9 9 9 9
RIDGE WIND DIR..SW SW SW SW SW SW SW SW W SW W W
RIDGE WIND SPD..5 5 3 5 5 5 5 5 5 5 5 5
MIX HGT (KFT)...0.1 0.1 0.1 0.4 0.9 1.2 2.3 5.3 6.6 6.7 6.9 7.0
TRANSP WIND DIR.SW SW SW SW NW NW W W W W W W
TRANSP WIND SPD.3 3 3 3 3 3 7 7 7 7 7 8
LVORI...........6 6 6 4 3 3 2 1 1 1 1 1
ADI.............2 3 3 3 4 5 21 45 55 55 57 68
VRATE KT-FT/1K..0 0 0 1 3 4 14 32 39 40 41 49
VENTRATE CAT....PR PR PR PR PR PR PR PR PR FR FR FR
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 64.
MAX HUMIDITY........78 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH.
RIDGETOP WIND.......SOUTHWEST 3 TO 5 MPH SHIFTING TO THE SOUTH 5 TO
8 MPH IN THE LATE EVENING AND OVERNIGHT.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 8 MPH SHIFTING TO THE SOUTH 3 TO 7
MPH EARLY IN THE EVENING.
VENT RATE...........MARGINAL (33700 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (300 KNOT-FT) DURING THE
NIGHT.
LVORI...............3.
ADI.................49 EARLY IN THE EVENING DECREASING TO 2 LATE IN
THE NIGHT.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........13 16 19 20 20 21 23 25 27 27 27 27
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............84 82 78 75 72 70 69 68 66 66 65 64
RH..............36 40 45 50 55 61 63 65 70 70 73 78
20 FT WIND DIR..W SW S S S S S S S S S S
20 FT WIND SPD..5 3 2 5 6 6 6 6 6 6 7 7
20 FT WIND GUST.8 6 3 6 7 7 7 7 8 8 9 9
RIDGE WIND DIR..W SW S S S S S S S S S S
RIDGE WIND SPD..5 5 3 5 6 6 6 6 6 6 8 8
MIX HGT (KFT)...4.8 3.6 1.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.W SW S S S S S S S S S S
TRANSP WIND SPD.8 7 6 3 5 5 6 6 7 7 7 7
LVORI...........1 2 2 2 3 3 3 3 3 3 3 4
ADI.............49 3 3 2 2 2 3 3 3 3 3 3
VRATE KT-FT/1K..34 22 7 0 0 0 0 0 1 1 1 1
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT). A SLIGHT CHANCE
OF SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........46 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH. GUSTS UP TO 26 MPH
IN THE LATE MORNING AND AFTERNOON. GUSTY AND
ERRATIC WINDS POSSIBLE NEAR THUNDERSTORMS IN THE
AFTERNOON.
RIDGETOP WIND.......SOUTHWEST 6 TO 12 MPH.
MIXING HEIGHT.......6700 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH INCREASING TO SOUTHWEST 22 TO
30 MPH IN THE LATE MORNING AND AFTERNOON.
VENT RATE...........POOR (500 KNOT-FT), INCREASING TO FAIR (49000
KNOT-FT) LATE IN THE MORNING, INCREASING TO
EXCELLENT (157600 KNOT-FT) IN THE AFTERNOON.
LVORI...............3.
ADI.................3 EARLY IN THE MORNING INCREASING TO 134 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........29 32 34 41 47 54 58 63 67 70 73 76
WEATHER COV..... SCH SCH SCH CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH CHC
CHC OF PCPN (%).0 0 10 10 10 20 20 20 30 30 40 50
TEMP............64 64 65 69 74 76 78 80 79 78 78 78
RH..............78 78 75 68 59 58 54 49 50 50 50 48
20 FT WIND DIR..S S S S SW SW SW SW SW SW SW SW
20 FT WIND SPD..6 6 6 7 7 8 9 9 10 10 10 10
20 FT WIND GUST.9 10 10 15 21 25 25 26 26 25 24 23
RIDGE WIND DIR..S S S S SW SW SW SW SW SW SW SW
RIDGE WIND SPD..6 6 6 8 8 9 10 10 12 12 12 12
MIX HGT (KFT)...0.1 0.1 0.1 1.3 2.6 3.8 4.8 5.7 6.7 6.1 5.5 4.9
TRANSP WIND DIR.S S S S SW SW SW SW SW SW SW SW
TRANSP WIND SPD.7 7 7 14 22 29 29 29 28 30 28 25
LVORI...........4 4 4 3 1 1 1 1 1 1 1 1
ADI.............3 7 7 24 71 105 116 126 129 134 119 103
VRATE KT-FT/1K..1 1 1 16 49 96 119 143 160 158 131 107
VENTRATE CAT....PR PR PR PR FR GD VGD VGD EXL EXL VGD VGD
FORECASTER...HAL
REQUESTED BY...MARIAH HEYE
TYPE OF REQUEST...WILDFIRE
.TAG 2610373.2/JKL
.DELDT 04/17/26
.FORMATTERVERSION 2.0.0
.EMAIL ROBERT_VICK@NPS.GOV,MICHAEL.TAPLEY@USDA.GOV,2026.ALUM@FIRENET.GOV,MARIAH.HEYE@USDA.GOV,KYKIC@FIRENET.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page