Spot Forecast
Issued by NWS Jacksonville, FL

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504
FNUS72 KJAX 251328
FWSJAX

Spot Forecast for TT-6...FFS
National Weather Service Jacksonville FL
928 AM EDT Wed Jun 25 2025

Forecast is based on ignition time of 0500 EDT on June 25.
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 will be centered to the east Today.

Dispersions will be on the high side Today.

Shower and thunderstorm chances late this afternoon through Thursday.
Strong to severe thunderstorms are possible.

.REST OF TONIGHT...
TIME (EDT)      5AM
Sky (%).........14
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0
Chc of thdr (%).0
Temp............72
RH..............93
Heat index (F)..72
Wind chill (F)..72
20 FT wind dir..E
20 FT wind spd..1
20 FT wind gust.2
Mix hgt (kft)...0.4
Transp wind dir.SE
Transp wind spd.5
Dispersion idx..2
LVORI...........7

.TODAY...
TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........14  13  13  12  12  11  15  19  22  24  26  28
Weather cov.....                                            SCH
Weather type....                                            RW
Tstm cov........                                            SCH
Chc of pcpn (%).0   0   0   0   0   0   0   0   10  10  10  20
Chc of thdr (%).0   0   0   0   0   10  10  10  20  20  20  20
Temp............72  72  76  81  84  88  90  92  94  95  94  93
RH..............93  97  90  79  70  63  56  52  49  45  43  45
Heat index (F)..72  71  76  86  92  95  98  100 99  101 101 100
Wind chill (F)..72  71  76  81  84  87  90  92  92  94  94  93
20 FT wind dir..SE  N   SE  SE  E   E   E   E   E   E   E   E
20 FT wind spd..1   0   1   1   2   3   5   7   8   9   9   9
20 FT wind gust.2       2   2   3   6   7   10  13  14  14  14
Mix hgt (kft)...0.3 0.3 0.7 1.6 2.9 4.1 5.2 6.0 6.7 7.4 7.7 7.3
Transp wind dir.SE  SE  SE  SE  E   E   E   E   E   E   E   E
Transp wind spd.5   5   6   6   5   6   6   7   8   9   9   9
Dispersion idx..2   2   5   10  17  28  37  51  60  71  72  70
LVORI...........7   8   6   4   3   2   1   1   1   1   1   1

.TONIGHT...
TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........27  26  26  26  26  26  27  28  28  26  24  22
Weather cov.....SCH SCH SCH                             SCH SCH
Weather type....RW  RW  RW                              RW  RW
Tstm cov........SCH SCH SCH                             SCH SCH
Chc of pcpn (%).20  20  20  10  10  10  10  10  10  10  20  20
Chc of thdr (%).30  30  20  10  10  0   0   0   0   10  10  10
Temp............92  90  87  84  81  80  78  77  76  75  73  73
RH..............47  49  59  63  69  74  77  79  85  85  84  90
Heat index (F)..98  95  93  89  86  83  79  78  77  76  75  74
Wind chill (F)..92  89  87  84  82  80  79  78  77  76  75  74
20 FT wind dir..E   E   E   E   SE  S   S   S   S   S   S   SE
20 FT wind spd..9   9   8   7   6   5   5   5   5   5   6   6
20 FT wind gust.14  14  13  10  9   7   7   7   7   7   9   9
Mix hgt (kft)...5.6 3.4 1.5 0.8 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.E   E   E   SE  S   S   S   S   S   S   S   S
Transp wind spd.9   9   9   9   8   9   8   8   8   8   8   8
Dispersion idx..58  35  5   4   4   4   4   4   3   3   3   3
LVORI...........1   1   3   3   3   3   4   4   5   5   5   6

.THURSDAY...
TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........22  21  18  23  23  22  25  30  36  39  41  43
Weather cov.....        SCH SCH SCH SCH SCH SCH DEF DEF DEF DEF
Weather type....        RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........        SCH SCH SCH SCH SCH SCH CHC CHC CHC DEF
Chc of pcpn (%).10  10  20  20  20  20  20  20  80  80  80  80
Chc of thdr (%).10  0   10  10  10  20  20  20  70  70  70  70
Temp............73  72  76  81  86  89  91  92  93  93  92  91
RH..............90  90  87  77  65  59  56  52  51  51  51  52
Heat index (F)..73  74  75  79  90  95  98  100 100 101 100 99
Wind chill (F)..73  74  75  79  83  87  90  91  92  93  92  91
20 FT wind dir..SE  S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..5   3   3   3   3   5   5   5   5   5   6   6
20 FT wind gust.7   6   6   6   6   7   7   7   7   7   9   9
Mix hgt (kft)...0.4 0.5 0.9 1.9 3.2 4.4 5.3 5.8 5.8 5.1 4.0 2.9
Transp wind dir.S   S   S   S   S   S   S   SE  SE  SE  S   SW
Transp wind spd.7   7   6   6   6   6   6   6   6   7   9   10
Dispersion idx..3   3   7   14  23  31  36  41  44  49  57  46
LVORI...........6   6   5   4   3   2   1   1   1   1   1   1

$$
Forecaster...Struble
Requested by...Richard Grajek
Type of request...PRESCRIBED
.TAG 2516650.0/JAX
.DELDT 06/25/25
.FormatterVersion 2.0.0
.EMAIL richard.grajek@fdacs.gov