200
FNUS72 KJAX 270745
FWSJAX
SPOT FORECAST FOR ASSPD DRONE BURN DEMONSTRATION...FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
345 AM EDT TUE OCT 27 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON OCTOBER 27.
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.
...ELEVATED NIGHTTIME DISPERSION VALUES EXPECTED THROUGH THURSDAY
NIGHT...
DISCUSSION
STRONG NORTHEASTERLY SURFACE AND TRANSPORT WINDS WILL CONTINUE
THROUGH WEDNESDAY, CREATING GOOD DAYTIME DISPERSION VALUES
DESPITE MOSTLY CLOUDY SKIES. ELEVATED NIGHTTIME DISPERSION
VALUES ARE EXPECTED TO CONTINUE THROUGH AT LEAST THURSDAY NIGHT.
OCCASIONAL LIGHT TO BRIEFLY MODERATE SHOWERS WILL PERSIST NEAR
THE BURN SITE THROUGH LATE AFTERNOON, WITH ACTIVITY EXPECTED TO
BE BRIEF IN DURATION. DRY CONDITIONS ARE FORECAST THIS EVENING
THROUGH WEDNESDAY MORNING, FOLLOWED BY INCREASING CHANCES FOR
SHOWERS ON WEDNESDAY AFTERNOON. THESE OCCASIONAL SHOWERS MAY
IMPACT THE SITE ON WEDNESDAY NIGHT AND THURSDAY, WITH BRIEFLY
MODERATE TO HEAVY DOWNPOURS POSSIBLE.
REST OF TODAY
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........49 51 48 38 37 47 56 48 39 30
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW
CHC OF PCPN (%).20 20 20 20 20 20 20 20 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0
TEMP............70 72 76 78 78 78 78 78 78 76
RH..............87 81 71 69 69 69 69 69 69 74
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE
20 FT WIND SPD..17 17 18 20 18 18 18 21 23 24
20 FT WIND GUST.26 26 26 28 28 28 26 28 28 29
MIX HGT (KFT)...0.7 1.4 2.1 2.8 2.8 2.8 2.9 2.9 2.9 3.0
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE
TRANSP WIND SPD.22 23 24 24 24 24 24 24 24 24
DISPERSION IDX..30 40 50 60 60 60 60 60 60 60
LVORI...........4 3 3 2 2 1 1 1 1 2
TONIGHT
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........33 25 31 14 11 23
CHC OF PCPN (%).10 10 10 10 0 10
CHC OF THDR (%).0 0 0 0 0 0
TEMP............75 74 73 73 74 73
RH..............76 79 81 81 76 81
20 FT WIND......NE 23 NE 18 NE 18 NE 18 NE 17 NE 18
20 FT WIND GUST.28 28 26 28 28 28
MIX HGT (FT)....2300 1000 800 700 600 600
TRANSPORT WIND..NE 24 NE 23 NE 23 NE 24 NE 24 NE 24
DISPERSION IDX..55 25 25 25 25 25
LVORI...........3 3 3 3 3 3
WEDNESDAY
TIME (EDT) 6 AM 10 AM 2 PM
SKY (%).........25 48 65
WEATHER COV..... CHANCE
WEATHER TYPE....NONE NONE RNSHWR
CHC OF PCPN (%).10 10 50
CHC OF THDR (%).0 0 10
TEMP............73 76 78
RH..............81 82 79
HEAT INDEX (F)..73 76 78
20 FT WIND......NE 17G28 NE 24G29 NE 23G28
MIX HGT (FT)....800 2500 3000
TRANSPORT WIND..NE 24 NE 24 NE 24
DISPERSION IDX..25 55 60
LVORI...........3 3 3
FORECASTER...NELSON
REQUESTED BY...MARK WERLEY
TYPE OF REQUEST...PRESCRIBED
.TAG 2624576.0/JAX
.DELDT 10/27/26
.FORMATTERVERSION 2.0.0
.EMAIL MARK.WERLEY@FLORIDADEP.GOV
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