Spot Forecast
Issued by NWS Jacksonville, FL

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413
FNUS72 KJAX 220925
FWSJAX

Spot Forecast for 215G Wildfire...USFS
National Weather Service Jacksonville FL
525 AM EDT Fri Aug 22 2025

Forecast is based on forecast start time of 0610 EDT on August 22.
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...

Surface winds today will be light from the southwest or west and
there is a high chance of showers and thunderstorms during the afternoon
and evening, highest chances from about 3 pm - 7 pm. With showers and
storms around, the winds may go variable at 5-10 mph. Dispersions
index will be low, forecast to be in the mid 20s range. Some patchy
fog is possible early this morning (Lake City was reporting visibility
of 5 miles just before 5 AM Friday) and again on Saturday morning.

High chances of showers and t-storms again on Saturday, and dispersion
values slightly higher than today.

.TODAY...
TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........35  38  45  48  51  61  66  71  78  78  77  77
Weather cov.....PTY PTY     SCH SCH SCH CHC CHC CHC LKY LKY DEF
Weather type....FOG FOG     RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........                    SCH CHC CHC CHC LKY LKY DEF
Chc of pcpn (%).0   0   10  20  20  20  30  30  50  70  70  90
Chc of thdr (%).0   0   10  10  10  20  30  30  50  70  70  90
Temp............73  73  74  79  84  87  89  90  91  91  89  86
RH..............100 100 97  91  82  75  70  66  64  64  68  75
Heat index (F)..74  73  75  79  92  99  102 105 105 105 102 99
20 FT wind dir..S   S   S   SW  SW  SW  SW  SW  SW  SW  SW  W
20 FT wind spd..1   1   1   1   2   2   2   3   5   5   5   5
20 FT wind gust.2   2   2   2   3   3   3   6   7   7   7   7
Mix hgt (kft)...0.4 0.4 0.4 0.9 1.7 2.9 3.5 3.5 3.9 3.3 2.6 2.1
Transp wind dir.SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.5   5   5   6   6   6   6   6   7   7   8   8
Dispersion idx..2   2   4   6   11  20  23  22  25  24  22  21
LVORI...........10  10  8   6   4   3   3   3   2   2   3   3

.TONIGHT...
TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........77  77  77  72  67  62  57  56  50  57  57  59
Weather cov.....DEF LKY CHC CHC CHC SCH SCH SCH
Weather type....RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........DEF LKY CHC CHC CHC SCH SCH SCH
Chc of pcpn (%).90  70  50  40  40  20  20  20  10  10  0   0
Chc of thdr (%).90  70  50  40  40  20  20  20  10  10  0   0
Temp............84  82  79  77  76  75  74  74  73  73  73  72
RH..............77  82  91  94  97  97  100 100 100 100 100 100
Heat index (F)..96  92  89  85  78  77  76  75  75  74  74  73
20 FT wind dir..S   S   S   S   S   S   S   E   S   S   W   S
20 FT wind spd..5   3   3   2   1   1   1   1   1   1   1   1
20 FT wind gust.7   6   6   3   2   2   2   2   2   2   2   2
Mix hgt (kft)...1.4 0.9 0.4 0.4 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.SW  SW  S   S   SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.8   8   8   7   7   6   5   3   3   3   5   5
Dispersion idx..14  8   4   3   3   3   2   2   2   2   2   2
LVORI...........3   4   6   6   8   8   9   10  10  10  9   10

.SATURDAY...
TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........49  51  45  50  56  63  65  67  69  72  76  79
Weather cov.....        CHC CHC CHC CHC CHC CHC DEF DEF DEF DEF
Weather type....        RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........                                LKY LKY LKY DEF
Chc of pcpn (%).10  10  40  40  40  40  40  40  90  90  90  90
Chc of thdr (%).10  10  10  10  10  30  30  30  80  80  80  80
Temp............72  72  73  77  81  85  87  88  89  89  88  86
RH..............100 100 100 94  85  77  72  70  68  66  68  72
Heat index (F)..73  73  74  77  87  96  99  102 102 100 98  95
20 FT wind dir..N   SE  S   S   SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..1   1   1   1   2   2   3   5   5   6   6   5
20 FT wind gust.2   2   2   2   3   3   6   7   7   9   9   7
Mix hgt (kft)...0.4 0.4 0.4 1.0 1.7 2.3 2.9 3.4 4.0 3.6 3.1 2.7
Transp wind dir.SW  SW  SW  SW  SW  W   W   SW  SW  SW  SW  SW
Transp wind spd.5   5   3   5   6   7   8   9   9   9   8   8
Dispersion idx..2   2   4   6   13  21  29  37  34  32  27  23
LVORI...........10  10  9   6   4   3   3   3   3   3   3   3

$$
Forecaster...Shashy
Requested by...Riddle
Type of request...WILDFIRE
.TAG 2520212.3/JAX
.DELDT 08/22/25
.FormatterVersion 2.0.0
.EMAIL jason.riddle@usda.gov