254
FNUS72 KJAX 130819
FWSJAX
SPOT FORECAST FOR MACON STUDY RX...USFS
NATIONAL WEATHER SERVICE JACKSONVILLE FL
319 AM EST TUE JAN 13 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 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, CONTINUED DRY WEATHER WITH ABOVE
CRITICAL MINIMUM HUMIDITY. WEAKER NORTH TO NORTHWEST WINDS
TODAY 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. SCATTERED PASSING
SHOWERS ARE EXPECTED PRECEDING A COLD FRONT.
WESTERLY WINDS INCREASE INTO WEDNESDAY AFTERNOON.
REST OF TODAY
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........56 53 54 54 54 52 49 47 46
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0
TEMP............45 49 53 56 59 61 62 62 60
RH..............58 54 50 49 47 48 48 52 55
HEAT INDEX (F)..43 47 53 56 59 61 62 62 60
WIND CHILL (F)..43 47 53 56 59 61 62 62 60
20 FT WIND DIR..N N N N N N NW NW NW
20 FT WIND SPD..5 5 5 3 3 3 3 3 3
20 FT WIND GUST.7 7 7 6 6 6 6 6 6
MIX HGT (KFT)...0.8 1.0 1.5 2.0 2.5 2.8 3.0 3.0 2.1
TRANSP WIND DIR.NE N N N N NW W W W
TRANSP WIND SPD.8 8 7 7 5 5 6 6 5
DISPERSION IDX..9 10 14 15 15 16 19 19 12
LVORI...........3 2 2 2 2 2 2 2 2
TONIGHT
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........46 45 50 54 59 62 66 69 74 79 84 83
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............56 54 52 51 49 48 48 48 47 47 47 47
RH..............66 71 74 74 77 77 74 74 76 74 76 74
HEAT INDEX (F)..56 54 52 51 49 48 48 48 47 47 47 47
WIND CHILL (F)..56 54 52 51 49 48 48 48 47 47 47 47
20 FT WIND DIR..NW NW NW NW N NW NW NW NW NW W W
20 FT WIND SPD..2 2 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)...0.8 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W NW NW NW NW NW W W NW NW NW
TRANSP WIND SPD.3 3 3 3 3 3 3 3 3 3 3 5
DISPERSION IDX..4 2 2 2 2 2 1 1 2 2 2 2
LVORI...........3 3 3 4 4 4 4 4 4 3 4 3
WEDNESDAY
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........81 80 74 79 83 78 73 68 62 55 49 45
WEATHER COV..... SCH SCH SCH CHC CHC CHC 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 30 30 30 30 30 30 20 20
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............46 46 47 50 54 57 59 60 61 61 60 57
RH..............73 73 68 63 59 51 44 41 41 44 49 57
HEAT INDEX (F)..46 46 47 49 54 57 59 60 61 61 60 57
WIND CHILL (F)..46 46 47 49 54 57 59 60 61 61 60 57
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..2 2 2 3 5 6 8 8 9 8 8 7
20 FT WIND GUST.3 3 7 8 10 13 14 15 16 16 16 15
MIX HGT (KFT)...0.4 0.4 0.7 1.0 1.3 1.7 2.0 2.3 2.7 3.1 3.5 2.6
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.5 6 7 9 12 14 15 16 16 15 14 13
DISPERSION IDX..2 4 5 11 18 23 29 43 48 50 60 42
LVORI...........3 3 3 2 2 2 2 1 1 1 1 1
FORECASTER...ENYEDI
REQUESTED BY...WOODROME
TYPE OF REQUEST...PRESCRIBED
.TAG 2528778.1/JAX
.DELDT 01/13/26
.FORMATTERVERSION 2.0.0
.EMAIL BYRON.HART@USDA.GOV,GREGORY.SMITH3@USDA.GOV,WESLEY.WOODROME@USDA.GOV
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