209
FNUS72 KJAX 190824
FWSJAX
SPOT FORECAST FOR FAVER-DYKES FD10 RX...FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
324 AM EST FRI DEC 19 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 EST ON DECEMBER 19.
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
A COLD FRONT WILL PUSH THROUGH THE BURN AREA AROUND
NOON TODAY. THIS WILL SHIFT WINDS FROM W TO NW WITH GUSTS UP TO
AROUND 20 MPH IN UNSHELTERED AREAS (LIKE THE MARSH LOCATIONS TO
THE EAST). FRONTAL INVERSION WILL CAP MIXING HEIGHTS AND KEEP
SMOKE DISPERSIONS IN THE "FAIR" ZONE THIS AFTERNOON DESPITE THE
STRONGER WESTERLY TRANSPORT WINDS. TONIGHT THROUGH SUNDAY WINDS
WILL TURN NORTHERLY AND THEN TREND NORTHEASTERLY AS THE NEXT
FRONT APPROACHES THE BURN AREA SUNDAY NIGHT.
REST OF TODAY
TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........65 63 61 54 47 40 30 21 14 13
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0
TEMP............68 69 70 70 72 71 71 70 70 69
RH..............100 97 90 90 79 76 71 68 63 61
HEAT INDEX (F)..64 66 69 70 71 72 71 71 70 68
WIND CHILL (F)..64 66 69 70 71 72 71 71 70 68
20 FT WIND DIR..SW W W W WNW WNW NW NW NW NW
20 FT WIND SPD..12 13 13 13 13 13 13 12 12 10
20 FT WIND GUST.18 21 20 20 18 17 17 17 15 15
MIX HGT (KFT)...0.8 1.2 1.5 1.7 2.0 2.2 2.0 1.9 1.7 1.3
TRANSP WIND DIR.W W W W W W W W W NW
TRANSP WIND SPD.17 18 18 18 17 16 15 14 14 14
DISPERSION IDX..19 26 35 37 38 38 34 31 29 23
LVORI...........5 4 4 3 3 2 2 2 2 2
TONIGHT
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........13 10 7 7 7 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............65 60 55 53 51 50
RH..............68 67 66 69 74 80
HEAT INDEX (F)..67 65 64 64 64 63
WIND CHILL (F)..67 65 64 64 64 63
20 FT WIND......NW 10 NW 10 N 13 N 13 N 13 N 13
20 FT WIND GUST.16 16 18 18 18 17
MIX HGT (FT)....900 500 600 600 600 600
TRANSPORT WIND..NW 14 N 15 N 16 N 16 N 15 N 13
DISPERSION IDX..17 10 12 12 11 10
LVORI...........2 3 2 2 3 3
SATURDAY
TIME (EST) 6 AM 10 AM 2 PM
SKY (%).........6 3 15
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0
CHC OF THDR (%).0 0 0
TEMP............50 63 66
RH..............86 70 70
HEAT INDEX (F)..62 68 71
WIND CHILL (F)..62 68 71
20 FT WIND......N 10G15 NE 8G12 NE 7G10
MIX HGT (FT)....600 2600 2600
TRANSPORT WIND..NE 12 NE 9 E 7
DISPERSION IDX..9 28 21
LVORI...........3 3 2
FORECASTER...BOOTHE
REQUESTED BY...MARK WERLEY
TYPE OF REQUEST...PRESCRIBED
.TAG 2527936.0/JAX
.DELDT 12/19/25
.FORMATTERVERSION 2.0.0
.EMAIL MARK.WERLEY@FLORIDADEP.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page