Sea Island Surf Break

Lat Long: 31.18° N 81.35° W

Sea Island Surf Forecast and Surf Report

Issued: 7 am 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Sea Island sea temperature is
26.2°C
1.2° 

Sea Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Sea Island surf forecast from 17 Oct 2026:

  • Best quality surf: Tuesday 20 Oct, 2AM (local time) - 4.5ft (1.4m), 13s period, ENE swell with cross-offshore winds.
  • Most powerful swell: Monday 19 Oct, 2PM (local time) - 8ft (2.4m), 13s period, ENE swell with 2,088 kJ wave energy.
  • Next surfable swell (1★+): Monday 19 Oct, 11PM (local time) - 3.5ft (1.0m), 13s period with E swell.

Best Forecast Surf Conditions for Sea Island this week:

The surf forecast for Sea Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Oct 19) at 11PM. The primary swell is predicted to be 1.0m and 13s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Sea Island in the next 16 days are 2.4m 13s and forecast to arrive on Monday (Oct 19) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Saturday (Oct 17) at 8PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Mon 19th Oct)3.5ft (1.0m) 13s
Best Surf 2AM (Tue 20th Oct)4.5ft (1.4m) 13s
Most Powerful 2PM (Mon 19th Oct)8ft (2.4m) 13s

Table - best surf conditions forecast for Sea Island over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 18°C on Sat morning, min 11°C on Sun morning). Winds decreasing (fresh winds from the N on Sat afternoon, light winds from the NE by Mon night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 21°C on Tue night, min 16°C on Tue morning). Wind will be generally light.

Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
1
2
4
0
0
1
0
0
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
E
9
0.1
E
9
1.5
ENE
8
1.4
ENE
8
1.4
ENE
9
1.5
ENE
11
1.2
ENE
13
1.6
E
13
1.4
ENE
13
0.7
E
13
0.8
ENE
12
0.7
ENE
7
0.9
NE
6
0.6
E
11
0.7
ENE
7
0.4
E
12
0.3
E
12
0.8
ENE
6
0.2
E
12
0.8
ENE
5
0.9
ENE
5
Wave Graph
Metric surfscale
Energy kJ
6
2
285
261
301
531
523
933
700
160
198
44
44
86
41
41
26
45
12
30
41
Wind (km/h)
25
NNW
25
NNE
35
NNE
35
NE
35
NE
25
NNE
25
NNE
20
NE
15
NNE
20
NNE
20
NE
15
NNE
25
NNE
20
NE
15
NNE
20
NNE
15
ENE
10
NE
15
NNE
15
NE
20
NE
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
cross
cross-off
cross
cross
High Tide
1:48PM2.07m
2:09AM1.83m
2:42PM2.04m
3:02AM1.84m
3:35PM2.04m
3:55AM1.89m
4:27PM2.07m
4:48AM1.98m
5:18PM2.10m
5:39AM2.09m
6:07PM2.15m
6:28AM2.22m
6:54PM2.20m
Low Tide
7:57PM0.62m
7:50AM0.57m
8:51PM0.64m
8:49AM0.58m
9:46PM0.60m
9:51AM0.55m
10:39PM0.52m
10:51AM0.49m
11:28PM0.41m
11:46AM0.40m
00:15AM0.29m
12:39PM0.30m
1:01AM0.17m
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
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7:28
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7:30
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7:31
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7:31
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7:31
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7:33
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:51
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6:50
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6:49
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6:47
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6:46
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6:45
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6:45
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 mm
—
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—
—
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Temp °C
18
17
17
13
17
18
14
17
18
17
20
21
20
21
21
20
21
21
21
22
21
Feels °C
13
12
11
6
11
12
9
13
15
13
16
18
17
17
18
17
18
19
18
19
18
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 
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Quick surf report for Sea Island:

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sea Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Information about the Sea Island Surf forecast

The above surf forecast table for Sea Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sea Island can be found by selecting the local surf guide option on the grey menu. Our Sea Island surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Sea Island) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Sea Island may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a vacation in Georgia? If you are looking for accommodation near Sea Island, camping, hotels and condos and appartments in Georgia, consider staying in Brunswick which is 13 km (8 miles) away. Other places in and around Georgia where you can find information about places to rent, and car hire include Fernandina Beach which is 56 km (35 miles) away, Hinesville, Waycross and Jacksonville Beach.

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