460
FNUS72 KJAX 101742
FWSJAX
SPOT FORECAST FOR PENNER C-5...US FOREST SERVICE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
142 PM EDT FRI APR 10 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON APRIL 11.
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
HIGH PRESSURE BUILDS INTO THE REGION, SETTING UP AN EXTENDED DRY
PERIOD OVER THE COURSE OF THIS WEEKEND AND THROUGH NEXT WEEK.
LIGHT NORTHEASTERLY WINDS CONTINUE ON SATURDAY, GRADUALLY
SHIFTING TO BECOME EASTERLY BY SUNDAY. INCREASING MIXING HEIGHTS
WILL BRING HIGH DISPERSIONS TO THE BURN SITE ON SATURDAY. BY
SATURDAY NIGHT, WINDS WILL BEGIN TO TAPER OFF, WHICH COULD SEE THE
DEVELOPMENT OF SOME FOG DURING THE LATE EVENING HOURS INTO SUNDAY
MORNING. OTHERWISE, TEMPERATURES WILL BE IN THE MID 70S TOMORROW
AFTERNOON, DIPPING TO THE LOWER 60S BY SATURDAY NIGHT.
SATURDAY
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........49 40 45 50 50 41 33 19 16 8
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............60 63 68 71 73 75 75 75 76 75
RH..............96 93 81 73 66 60 60 55 54 55
HEAT INDEX (F)..60 63 68 71 73 75 75 75 76 75
WIND CHILL (F)..60 63 68 71 73 75 75 75 76 75
20 FT WIND DIR..N NE NE NE NE NE NE NE NE E
20 FT WIND SPD..2 3 5 6 7 9 9 9 9 9
20 FT WIND GUST.7 9 12 14 16 17 17 18 17 17
MIX HGT (KFT)...0.4 1.6 2.7 3.8 4.4 4.9 5.4 5.2 5.0 4.8
TRANSP WIND DIR.NE NE NE E E E E E E E
TRANSP WIND SPD.7 8 10 12 13 14 14 15 15 14
DISPERSION IDX..7 16 36 58 67 78 84 88 85 79
LVORI...........8 5 3 1 1 1 1 1 1 1
SATURDAY NIGHT
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........5 7 3 4 5 4 5 6 7 10 13 16
WEATHER COV..... PTY PTY
WEATHER TYPE.... FOG FOG
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............75 74 70 67 65 63 62 61 60 60 59 59
RH..............54 57 68 75 81 87 90 93 96 93 96 96
HEAT INDEX (F)..75 74 70 67 65 63 62 61 60 60 59 59
WIND CHILL (F)..75 74 70 67 65 63 62 61 60 60 59 59
20 FT WIND DIR..E E E NE NE E NE E E E NE NE
20 FT WIND SPD..9 7 7 3 3 2 2 2 2 2 2 2
20 FT WIND GUST.16 16 14 12 10 8 7 7 6 6 6 6
MIX HGT (KFT)...3.4 2.0 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.14 13 12 10 8 7 7 7 7 8 8 8
DISPERSION IDX..55 31 5 4 4 3 3 3 3 3 3 4
LVORI...........1 1 3 3 5 6 6 7 8 8 9 9
FORECASTER...CRUZ
REQUESTED BY...JOHN RAMSAY
TYPE OF REQUEST...PRESCRIBED
.TAG 2609979.0/JAX
.DELDT 04/10/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.RAMSAY@USDA.GOV
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