659
FNUS72 KJAX 212205
FWSJAX
SPOT FORECAST FOR BILLY THRIFT ROAD WILDFIRE...CHARLTON COUNTY
NATIONAL WEATHER SERVICE JACKSONVILLE FL
605 PM EDT TUE JUL 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 1800 EDT ON JULY 21.
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.
..HIGH DISPERSIONS OVER THE SITE WEDNESDAY AFTERNOON
DISCUSSION
BREEZY SOUTHERLY WINDS 8-15 MPH GUSTING TO 20 MPH WILL CONTINUE
THROUGH 8PM WITH WINDS DECREASING SLOWLY OVERNIGHT TO 4-8 MPH WITH
GUSTS TO 12 MPH AFTER MIDNIGHT. SCATTERED THUNDERSTORMS WILL
DIMINISH IN COVERAGE THROUGH 10PM, BUT ANY STORM COULD PRODUCE
BRIEFLY GUSTY AND ERRATIC WINDS OVER THE SITE UP TO 30-40 MPH.
SKIES WILL CLEAR OVERNIGHT.
SOUTHERLY WINDS WILL INCREASE TO 10-15 MPH BY 10AM WEDNESDAY
MORNING WITH HIGHER GUSTS TO 20 MPH. DRY CONDITIONS WILL PREVAIL
UNDER MOSTLY SUNNY SKIES. TEMPERATURES WILL RISE INTO THE MID 90S
WITH PEAK HEAT INDEX VALUES 102-106. HIGH DISPERSIONS EXPECTED
ACROSS THE SITE IN THE AFTERNOON DUE TO BREEZY SURFACE AND
TRANSPORT WINDS.
TONIGHT
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........50 50 54 47 42 42 35 32 33 21 20 19
WEATHER COV.....CHC CHC SCH SCH
WEATHER TYPE....RW RW RW RW
TSTM COV........CHC CHC SCH SCH
CHC OF PCPN (%).30 30 20 20 10 0 0 0 0 0 0 0
CHC OF THDR (%).30 30 20 10 10 0 0 0 0 0 0 0
TEMP............89 86 83 81 80 78 78 77 76 76 75 75
RH..............59 65 74 77 79 82 82 85 87 85 87 87
HEAT INDEX (F)..97 93 90 86 84 78 78 77 76 76 75 75
WIND CHILL (F)..97 93 90 86 84 78 78 77 76 76 75 75
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..8 7 6 5 3 3 3 2 2 2 2 3
20 FT WIND GUST.18 17 15 14 13 12 13 10 10 10 10 12
MIX HGT (KFT)...3.8 2.5 1.1 0.9 0.7 0.5 0.5 0.5 0.5 0.4 0.4 0.4
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.16 14 12 10 9 8 8 8 8 8 8 9
DISPERSION IDX..69 40 8 7 5 4 4 4 4 4 4 4
LVORI...........1 1 3 3 4 4 5 5 5 5 5 6
WEDNESDAY
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........16 14 5 7 10 15 11 12 25 17 21 31
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............74 73 75 79 84 87 90 91 94 95 95 96
RH..............87 90 94 85 74 68 60 56 49 46 46 43
HEAT INDEX (F)..74 73 75 79 92 96 99 100 102 103 103 103
WIND CHILL (F)..74 73 75 79 92 96 99 100 102 103 103 103
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..3 5 2 5 7 9 9 9 8 9 9 9
20 FT WIND GUST.13 13 10 7 10 14 14 14 13 14 14 14
MIX HGT (KFT)...0.7 0.9 1.2 2.1 3.0 4.0 4.8 5.6 6.3 6.6 6.9 7.3
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.9 12 12 13 14 14 14 15 15 14 14 14
DISPERSION IDX..4 5 18 35 51 66 79 91 101 103 103 103
LVORI...........6 6 4 4 3 1 1 1 1 1 1 1
FORECASTER...BRICKER
REQUESTED BY...TIFFANY YEARWOOD
TYPE OF REQUEST...WILDFIRE
.TAG 2617897.0/JAX
.DELDT 07/21/26
.FORMATTERVERSION 2.0.0
.EMAIL EMA@CHARLTONCOUNTYGA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page