305
FNUS72 KJAX 131449
FWSJAX
SPOT FORECAST FOR LEON P BURN...FLORIDA FOREST SERVICE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
949 AM EST TUE JAN 13 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON JANUARY 13.
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
WARMER TODAY WITH DRY WEATHER CONTINUING AS WELL, THOUGH ABOVE
CRITICAL MINIMUM HUMIDITY. LOW LEVEL WINDS WILL BE WEAK TODAY OUT
OF THE NORTH TO NORTHWEST, WITH SPEEDS GENERALLY 5 MPH OR LESS AND
PEAK GUSTS UNDER 10 MPH. GIVEN WEAK TRANSPORT WINDS, DAYTIME
DISPERSION WILL BE GENERALLY POOR UNDER PARTLY CLOUDY SKIES.
RAIN CHANCES INCREASE WEDNESDAY WITH SCATTERED PASSING
SHOWERS EXPECTED PRECEDING A COLD FRONT.
WESTERLY WINDS INCREASE INTO WEDNESDAY AFTERNOON, AND THEREFORE
DISPERSIONS INCREASE TO A MORE FAVORABLE RANGE ACCORDINGLY.
REST OF TODAY
TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........60 59 59 58 57 56 55 55
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0
TEMP............51 55 58 60 62 62 63 61
RH..............66 59 59 60 58 62 62 65
HEAT INDEX (F)..51 55 58 60 62 62 63 61
20 FT WIND DIR..N N N N N N NW N
20 FT WIND SPD..6 6 6 6 6 5 5 3
20 FT WIND GUST.9 9 9 9 9 7 7 6
MIX HGT (KFT)...1.1 1.4 1.7 2.0 2.3 2.5 2.8 2.0
TRANSP WIND DIR.NE N N N N NW W W
TRANSP WIND SPD.7 7 6 6 6 6 5 5
DISPERSION IDX..9 12 13 15 17 18 18 12
LVORI...........3 2 2 2 2 2 2 2
TONIGHT
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........56 56 60 64 68 72 76 80 83 86 89 88
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 10 10 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............57 55 53 52 51 50 49 49 49 48 48 48
RH..............77 77 80 83 86 86 86 83 83 80 80 77
HEAT INDEX (F)..57 55 53 52 51 50 49 49 49 48 48 48
20 FT WIND DIR..N N N N N N N N N NW NW NW
20 FT WIND SPD..3 2 2 1 1 1 0 0 0 1 1 1
20 FT WIND GUST.6 3 3 2 2 2 2 2 2
MIX HGT (KFT)...1.2 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W W W NW W W W W W NW NW
TRANSP WIND SPD.3 3 3 2 2 2 2 3 3 3 5 5
DISPERSION IDX..6 2 1 1 1 1 1 1 2 2 2 2
LVORI...........3 4 4 5 6 5 5 5 4 4 4 4
WEDNESDAY
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........88 87 86 85 84 83 82 81 73 64 56 51
WEATHER COV..... SCH SCH SCH SCH SCH SCH CHC CHC CHC SCH SCH
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).10 20 20 20 20 20 20 30 30 30 20 20
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............47 47 48 51 55 58 60 61 62 62 61 58
RH..............76 76 74 68 64 55 47 44 43 44 48 55
HEAT INDEX (F)..47 47 48 51 55 58 60 61 62 62 61 58
20 FT WIND DIR..W W W W NW W W W W W W W
20 FT WIND SPD..2 2 2 3 5 6 8 9 9 9 8 8
20 FT WIND GUST.3 3 7 8 10 13 15 16 17 16 16 15
MIX HGT (KFT)...0.4 0.4 0.7 1.0 1.3 1.8 2.3 2.9 2.9 3.0 3.0 2.4
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.5 5 7 8 10 14 16 18 18 16 15 13
DISPERSION IDX..2 4 5 10 16 25 34 57 57 52 51 39
LVORI...........4 4 3 3 3 2 1 1 1 1 1 1
FORECASTER...DUBOIS
REQUESTED BY...WILLIAM ELLEDGE
TYPE OF REQUEST...PRESCRIBED
.TAG 2528993.0/JAX
.DELDT 01/13/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.ELLEDGE@FDACS.GOV
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