Spot Forecast
Issued by NWS Jacksonville, FL

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275
FNUS72 KJAX 161850
FWSJAX

Spot Forecast for Jekyll Marathon...Jekyll Island Fire Department
National Weather Service Jacksonville FL
150 PM EST Fri Jan 16 2026

Forecast is based on forecast start time of 0400 EST on January 17.
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.

...UPDATED TO INCLUDE SUNDAY PER LATEST REQUEST...

.DISCUSSION...

Not as cold tonight as high pressure moves east of the area and
light south winds near 5-10 mph develop. Lows tonight in the
upper 30s to lower 40s. Warming up on Saturday well ahead of
the next cold front with high temperatures into the 60s, with
south to southeast winds of about 5-10 mph. Mostly sunny to
partly cloudy skies during the day. A good chance of rain
expected late Saturday night as a strong cold front moves
into the region. Lows Saturday night in the 40s. The cold front
will move through overnight, and be well south of the site Sunday
morning. A widespread rain will develop by early Sunday morning
and then move out during the afternoon on Sunday. Highs on
Sunday expected around the mid 40s to around 50 on
brisk northwest winds.

.TONIGHT...
TIME (EST)      4AM 5AM
Sky (%).........25  23
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0
Temp............46  47
RH..............71  68
Wind chill (F)..41  43
Surface wnd dir.S   S
Surface wnd spd.10  9
Surface wnd gst.12  12
Transp wind dir.S   S
Transp wind spd.16  15

.SATURDAY...
TIME (EST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........38  32  29  35  36  52  54  60  50  58  55  58
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............47  48  50  53  56  58  60  61  61  61  62  60
RH..............68  71  71  71  66  67  67  65  70  72  70  75
Wind chill (F)..43  45  47  53  56  58  60  61  61  61  62  60
Surface wnd dir.S   S   S   S   S   S   S   S   S   S   S   S
Surface wnd spd.8   7   7   8   8   8   8   8   8   8   7   6
Surface wnd gst.12  12  12  13  13  13  12  13  12  12  10  9
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.15  15  16  17  17  16  15  14  12  9   8   7

.SATURDAY NIGHT...
TIME (EST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........60  73  71  78  84  85  87  88  90  92  94  95
Weather cov.....                            CHC CHC CHC CHC CHC
Weather type....                            RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).0   10  10  10  10  10  10  50  50  50  50  50
Temp............59  58  57  56  56  56  55  54  52  50  49  48
RH..............78  80  83  86  86  86  86  86  89  89  89  89
Wind chill (F)..59  58  57  56  56  56  55  54  52  47  45  43
Surface wnd dir.S   S   S   S   S   SW  W   NW  NW  NW  N   N
Surface wnd spd.5   5   3   3   5   5   6   6   7   8   9   10
Surface wnd gst.8   6   6   6   6   7   8   9   10  13  15  16
Transp wind dir.S   S   S   SW  W   W   NW  NW  NW  N   N   N
Transp wind spd.6   5   5   6   6   6   7   8   10  14  16  17

.SUNDAY...
TIME (EST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........95  96  93  90  87  84  82  79  65  52  38  31
Weather cov.....CHC DEF DEF DEF DEF DEF DEF CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).50  90  90  90  90  90  90  50  50  40  40  30
Temp............48  48  48  48  48  47  47  46  45  45  44  43
RH..............86  86  86  83  83  86  83  83  82  76  73  70
Wind chill (F)..43  43  43  43  42  41  41  40  39  39  37  36
Surface wnd dir.N   N   N   NW  NW  NW  NW  NW  NW  NW  NW  NW
Surface wnd spd.12  13  13  13  14  14  14  14  14  14  14  13
Surface wnd gst.17  18  20  20  21  21  21  21  21  21  20  18
Transp wind dir.N   N   N   NW  NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.18  18  20  21  21  21  20  20  21  22  22  20

$$
Forecaster...Shashy
Requested by...Lartz
Type of request...OTHER
.TAG 2600354.1/JAX
.DELDT 01/16/26
.FormatterVersion 2.0.0
.EMAIL blartz@jekyllisland.com,gbennett@jekyllisland.com,njensen@jekyllisland.com,coachq@qrunningco.com,dgailey@jekyllisland.com