177
FNUS72 KJAX 200447
FWSJAX
SPOT FORECAST FOR JENNINGS STATE FOREST NATHAN HALE...FLORIDA FOREST SERVICE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1247 AM EDT WED AUG 20 2025
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (904) 741-4370 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
NORTHWARD MOVING HURRICANE ERIN WILL PASS WELL TO THE EAST OF THE
AREA TODAY, THEN TO THE NORTHEAST THURSDAY. A LITTLE DRIER AIR WILL
BE IN PLACE THROUGH THURSDAY, HELPING TO LIMIT CONVECTIVE CHANCES. A
TROUGH WILL BUILD ACROSS THE AREA FRIDAY THROUGH THE WEEKEND WITH
INCREASING MOISTURE LEADING TO HIGHER CHANCES FOR DAILY ROUNDS OF
SHOWERS AND THUNDERSTORMS.
GUSTY AND ERRATIC WINDS CAN BE EXPECTED IN AND NEAR THUNDERSTORMS.
REST OF TODAY
TIME (EDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM
SKY (%).........17 16 26 32 32 34 36 42 47
WEATHER COV..... SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ SCH SCH SCH SCH SCH
CHC OF PCPN (%).10 10 10 10 20 20 20 20 20
CHC OF THDR (%).0 0 0 10 20 20 30 30 30
TEMP............79 83 86 88 89 90 89 89 87
RH..............88 77 70 63 61 58 59 59 61
HEAT INDEX (F)..79 90 95 97 98 98 97 97 94
WIND CHILL (F)..79 83 86 88 89 90 89 89 87
20 FT WIND DIR..N N N N N N N N N
20 FT WIND SPD..8 9 10 10 9 9 8 7 7
20 FT WIND GUST.13 14 16 16 14 14 13 10 10
MIX HGT (KFT)...1.5 2.1 3.1 3.7 3.8 4.3 4.7 4.3 4.2
TRANSP WIND DIR.N N N N N N N N N
TRANSP WIND SPD.13 13 13 13 12 12 10 10 9
DISPERSION IDX..25 35 49 57 56 58 57 53 46
LVORI...........4 3 2 1 1 1 1 1 1
TONIGHT
TIME (EDT) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM
SKY (%).........36 36 17 15 14 11 13 10 11 8 7 11
WEATHER COV.....SCH
WEATHER TYPE....RW
TSTM COV........SCH
CHC OF PCPN (%).20 10 10 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).20 20 10 10 0 0 0 0 0 0 0 0
TEMP............87 86 84 82 80 79 78 77 76 76 76 75
RH..............63 68 72 77 82 85 85 87 90 87 87 90
HEAT INDEX (F)..94 94 91 88 85 79 78 77 76 76 76 75
WIND CHILL (F)..87 86 84 82 80 79 78 77 76 76 76 75
20 FT WIND DIR..N N NE S SW SW W W W W W W
20 FT WIND SPD..6 3 3 2 2 2 2 2 2 2 3 3
20 FT WIND GUST.9 6 6 3 3 3 3 3 3 3 6 6
MIX HGT (KFT)...3.7 1.5 0.5 0.5 0.5 0.4 0.4 0.4 0.5 0.4 0.4 0.4
TRANSP WIND DIR.N N N NW W SW SW W W W W W
TRANSP WIND SPD.8 6 5 3 3 3 5 6 7 7 7 7
DISPERSION IDX..37 11 2 2 2 2 2 3 3 3 3 3
LVORI...........1 3 3 4 5 5 5 6 6 6 6 6
THURSDAY
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM
SKY (%).........11 5 2 0 3 5 11 18 24 31 38 45
WEATHER COV..... CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW
TSTM COV........ CHC CHC CHC CHC
CHC OF PCPN (%).0 0 0 0 0 0 0 0 50 50 50 50
CHC OF THDR (%).0 0 0 0 0 0 0 0 50 50 50 50
TEMP............75 74 75 80 85 88 91 92 92 91 90 88
RH..............90 93 94 82 72 68 62 58 58 60 62 66
HEAT INDEX (F)..75 74 75 85 94 99 103 103 103 102 101 98
WIND CHILL (F)..75 74 75 80 85 88 91 92 92 91 90 88
20 FT WIND DIR..W W W NW W W W W W W W W
20 FT WIND SPD..3 3 3 5 6 6 6 6 6 6 6 6
20 FT WIND GUST.6 6 6 7 9 9 9 9 9 9 9 9
MIX HGT (KFT)...0.4 0.5 0.5 1.7 2.8 4.0 4.4 4.9 5.3 4.9 4.4 4.0
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.7 7 7 8 9 9 9 9 9 8 8 8
DISPERSION IDX..3 3 7 17 33 48 52 54 58 48 45 40
LVORI...........6 6 6 3 3 1 1 1 1 1 1 2
FORECASTER...STRUBLE
REQUESTED BY...HOWARD SPENCER
TYPE OF REQUEST...PRESCRIBED
.TAG 2520270.0/JAX
.DELDT 08/20/25
.FORMATTERVERSION 2.0.0
.EMAIL HOWARD.SOENCER@FDACS.GOV
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