563  
FNUS73 KJKL 271050 AAC  
FWSJKL  
 
SPOT FORECAST FOR TUG FORK LAKE UNIT...UPDATED  
NATIONAL WEATHER SERVICE JACKSON KY  
650 AM EDT FRI MAR 27 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON MARCH 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
A COLD FRONT WILL CROSS THE REGION FROM NORTH TO SOUTH  
TODAY, WITH MOSTLY SHOWERS AND POSSIBLY SOME THUNDERSTORM ACTIVITY.  
WHILE WETTING RAINS ARE POSSIBLE, MOST LOCATIONS, ESPECIALLY SOUTH,  
WILL FAIL TO SEE EVEN A QUARTER INCH OF RAIN FROM THIS FRONT.  
TEMPERATURES SETTLE INTO THE 40S BEHIND THE FRONTAL PASSAGE BEFORE  
SUNSET WITH BELOW FREEZING TEMPERATURES LIKELY BY DAWN SATURDAY.  
AFTER A BRIEF PERIOD OF COOLER WEATHER THROUGH SATURDAY NIGHT,  
ANOTHER WARMING TREND BEGINS SUNDAY. EXPECT LOW RH ON SATURDAY  
AFTERNOON FOR THE BURN SITE, BUT LIGHT WINDS.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........17 PERCENT.  
DEWPOINT............19 DECREASING TO 11.  
MIN APPARENT TEMP...29.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN THE  
AFTERNOON.  
RIDGETOP WIND.......NORTH 5 TO 7 MPH.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 14 MPH.  
VENT RATE...........MARGINAL (31100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (42900 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............2.  
ADI.................6 EARLY INCREASING TO 60 IN THE AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........21 16 7 7 17 21 16 10 3 3 2 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............35 33 34 36 38 41 43 46 48 49 51 52  
DEWPOINT........21 20 20 19 19 20 20 18 16 13 11 11  
RH..............56 58 56 50 46 42 39 32 27 23 20 19  
APARNT TMP (F)..31 29 30 32 36 38 39 43 45 47 51 52  
20 FT WIND DIR..N N N N N N N N N N N N  
20 FT WIND SPD..5 5 5 5 3 5 6 6 6 6 5 3  
20 FT WIND GUST.13 12 12 12 12 12 12 10 10 9 9 8  
RIDGE WIND DIR..N N N N N N N N N N N N  
RIDGE WIND SPD..6 6 6 6 5 6 7 7 7 7 6 5  
MIX HGT (KFT)...2.9 3.4 3.6 3.8 4.1 4.3 4.4 4.5 4.5 4.4 4.2 4.1  
TRANSP WIND DIR.N N N N N N N N N N N N  
TRANSP WIND SPD.14 14 14 13 12 10 9 8 7 6 6 5  
LVORI...........3 1 1 1 1 1 1 1 1 1 2 2  
ADI.............6 56 60 59 58 53 47 42 37 31 26 23  
VRATE KT-FT/1K..34 40 43 42 42 39 35 31 27 23 19 17  
VENTRATE CAT....PR PR FR FR FR PR PR PR PR PR PR PR  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 33.  
MAX HUMIDITY........54 PERCENT.  
DEWPOINT............14 INCREASING TO 18 IN THE LATE EVENING AND  
OVERNIGHT.  
MIN APPARENT TEMP...31.  
WIND (20 FT)........LIGHT WINDS.  
RIDGETOP WIND.......NORTHEAST 3 TO 5 MPH SHIFTING TO THE SOUTHEAST  
AROUND 5 MPH AFTER 3 AM.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH SHIFTING TO THE SOUTHEAST  
5 TO 6 MPH AFTER 3 AM.  
VENT RATE...........POOR (2100 KNOT-FT) DECREASING TO POOR (300  
KNOT-FT) IN THE EVENING.  
LVORI...............2.  
ADI.................1 TO 18.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........2 2 3 2 2 2 2 2 4 7 11 18  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............51 47 42 37 37 37 35 35 33 34 34 34  
DEWPOINT........12 14 16 17 18 18 18 18 18 18 19 19  
RH..............20 26 34 44 46 46 49 49 53 51 54 54  
APARNT TMP (F)..51 47 42 37 37 37 35 35 33 34 31 31  
20 FT WIND DIR..N NE NE E E E E SE SE SE SE SE  
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 2 3 3  
20 FT WIND GUST.7 6 5 5 5 6 7 7 8 8 9 9  
RIDGE WIND DIR..N NE NE E E E E SE SE SE SE SE  
RIDGE WIND SPD..5 3 3 3 3 3 3 3 3 3 5 5  
MIX HGT (KFT)...3.7 2.8 2.3 1.8 0.7 0.2 0.2 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.N NE E E E E SE SE SE SE SE S  
TRANSP WIND SPD.5 3 3 3 3 3 3 3 3 5 5 6  
LVORI...........2 2 2 2 2 2 2 2 2 2 2 2  
ADI.............18 2 2 2 2 2 1 1 2 2 2 3  
VRATE KT-FT/1K..13 9 7 5 2 1 1 0 0 0 1 1  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........14 PERCENT.  
DEWPOINT............20.  
MIN APPARENT TEMP...31.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE  
IN THE MORNING.  
RIDGETOP WIND.......SOUTH 5 TO 8 MPH SHIFTING TO THE SOUTHWEST 7 TO  
8 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 15 MPH SHIFTING TO THE SOUTHWEST 17  
TO 18 MPH IN THE AFTERNOON.  
VENT RATE...........POOR (700 KNOT-FT) INCREASING TO GOOD (62500  
KNOT-FT).  
LVORI...............2.  
ADI.................3 EARLY IN THE MORNING INCREASING TO 98 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 42 52 56 57 56 55 52 50 48 46 46  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............34 34 36 41 47 53 58 62 64 67 68 68  
DEWPOINT........19 19 19 20 20 21 21 20 20 20 20 21  
RH..............54 54 50 42 34 28 23 20 18 16 16 17  
APARNT TMP (F)..31 31 33 38 45 53 58 62 64 67 68 68  
20 FT WIND DIR..SE S S S S S S SW SW SW SW SW  
20 FT WIND SPD..3 3 3 5 5 6 7 7 7 7 6 6  
20 FT WIND GUST.9 9 9 10 13 14 15 16 16 16 17 16  
RIDGE WIND DIR..SE S S S S S S SW SW SW SW SW  
RIDGE WIND SPD..5 5 5 6 6 7 8 8 8 8 7 7  
MIX HGT (KFT)...0.1 0.2 0.2 0.6 1.2 1.6 2.2 3.3 3.9 4.1 4.5 4.7  
TRANSP WIND DIR.S S S S S S S S SW SW SW SW  
TRANSP WIND SPD.6 6 7 8 10 13 15 17 18 18 18 17  
LVORI...........2 2 2 2 2 2 1 1 1 1 1 1  
ADI.............3 6 7 9 17 26 30 43 86 93 98 95  
VRATE KT-FT/1K..1 1 1 4 11 17 28 49 63 68 73 71  
VENTRATE CAT....PR PR PR PR PR PR PR FR GD GD GD GD  
 

 
FORECASTER...GREIF  
REQUESTED BY...HUNTER VICKERS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2608045.0/JKL  
.DELDT 03/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL HUNTER.VICKERS@KY.GOV  
 
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