478
FNUS73 KJKL 051623
FWSJKL
SPOT FORECAST FOR ROCKCASTLE RIVER WMA BOLTHOUSE UNIT 1 & 2...KDF
NATIONAL WEATHER SERVICE JACKSON KY
1223 PM EDT MON OCT 5 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON OCTOBER 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
MILD DAYS AND COOL NIGHTS WILL PREVAIL THROUGH
MID WEEK, WITH LOW RELATIVE HUMIDITY DURING AFTERNOON HOURS. FULL
OR NEARLY FULL SUN WILL ALLOW FOR HEATING AND GOOD MIXING BOTH
TUESDAY AND WEDNESDAY. HOWEVER, WEAK WINDS WILL LIMIT THE VENT RATE,
ESPECIALLY ON TUESDAY.
TUESDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......4200 FT AGL.
TRANSPORT WINDS.....EAST 6 TO 9 MPH SHIFTING TO THE NORTH AROUND 5
MPH LATE IN THE AFTERNOON, THEN SHIFTING TO THE
NORTHEAST LATE IN THE AFTERNOON.
VENT RATE...........POOR (14400 KNOT-FT).
TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........0 0 0 0 0 0 0
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............66 69 73 76 76 76 76
RH..............48 44 37 33 33 32 32
20 FT WIND DIR..E E E NE NE NE NE
20 FT WIND SPD..5 5 3 3 3 2 2
20 FT WIND GUST.9 9 8 7 6 5 5
MIX HGT (KFT)...2.2 2.5 3.2 3.5 3.8 4.2 3.6
TRANSP WIND DIR.E E E E E N NE
TRANSP WIND SPD.9 8 6 6 6 5 5
VRATE KT-FT/1K..18 18 16 17 19 17 14
VENTRATE CAT....PR PR PR PR PR PR PR
TUESDAY NIGHT
SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........83 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....EAST 3 TO 5 MPH SHIFTING TO THE SOUTHEAST 2 TO
3 MPH OVERNIGHT.
VENT RATE...........POOR (200 KNOT-FT).
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........0 0 0 0 0 0 2 3 5 7 8 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............74 69 66 63 60 58 56 55 54 54 53 53
RH..............35 42 48 54 60 64 72 74 77 77 80 83
20 FT WIND DIR..NE NE NE NE E E E SE SE SE S S
20 FT WIND SPD..2 1 2 1 1 1 1 1 1 1 1 1
20 FT WIND GUST.3 3 3 2 2 2 2 2 2 2 2 2
MIX HGT (KFT)...2.4 1.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.NE NE NE E E E SE SE SE SE S S
TRANSP WIND SPD.5 5 3 3 3 3 3 2 2 3 3 3
VRATE KT-FT/1K..10 5 0 0 0 0 0 0 0 0 0 0
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......4300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 3 TO 7 MPH SHIFTING TO THE WEST 9 TO
10 MPH LATE IN THE MORNING.
VENT RATE...........POOR (300 KNOT-FT), INCREASING TO FAIR
(39000 KNOT-FT) IN THE AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 9 14 45 27 8 7 7 6 6 7 7
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............53 52 52 59 66 73 75 78 80 81 81 80
RH..............83 83 83 75 63 55 49 46 41 38 38 38
20 FT WIND DIR..S S S S SW SW SW W W W W W
20 FT WIND SPD..1 2 2 3 3 5 6 7 8 8 7 7
20 FT WIND GUST.2 3 3 6 7 9 10 12 13 13 13 13
MIX HGT (KFT)...0.1 0.1 0.1 0.7 1.9 2.5 2.8 3.5 3.8 4.1 4.3 4.0
TRANSP WIND DIR.S S S SW SW W W W W W W W
TRANSP WIND SPD.3 3 3 6 7 9 9 10 10 10 10 10
VRATE KT-FT/1K..0 0 0 4 11 20 23 31 34 37 39 36
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...HAL
REQUESTED BY...SCOTT SHEPHERD
TYPE OF REQUEST...PRESCRIBED
.TAG 2623093.0/JKL
.DELDT 10/05/26
.FORMATTERVERSION 2.0.0
.EMAIL SCOTT.SHEPHERD@KY.GOV,DWAYNE.ANDERSON@KY.GOV,SAMANTHA.ROSE@KY.GOV
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