Surf Forecasts:
Sea Island surf forecast from 12 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 2AM (local time) - 1ft (0.3m), 12s period, ESE swell with glassy winds.
- Most powerful swell: Tuesday 18 Aug, 5PM (local time) - 2ft (0.6m), 13s period, SE swell with 142 kJ wave energy.
- Next surfable swell (1★+): Wednesday 19 Aug, 2AM (local time) - 1ft (0.3m), 12s period with ESE 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 Wednesday (Aug 19) at 2AM. The primary swell is predicted to be 0.3m and 12s period with a secondary swell of 0.5m and 4s. Another secondary swell of 0.8m and 4s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Sea Island in the next 16 days are 0.6m 13s and forecast to arrive on Tuesday (Aug 18) at 5PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Monday (Aug 17) at 5AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Wed 19th Aug) | 1ft (0.3m) 12s |
| Best Surf | 2AM (Wed 19th Aug) | 1ft (0.3m) 12s |
| Most Powerful | 5PM (Tue 18th Aug) | 2ft (0.6m) 13s |
Table - best surf conditions forecast for Sea Island over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 34°C on Wed afternoon, min 25°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryModerate rain (total 12mm), heaviest on Sun night. Warm (max 36°C on Mon afternoon, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 4 | SSE 4 | ESE 8 | ESE 8 | ESE 8 | SE 8 | ESE 7 | ESE 7 | ESE 8 | S 4 | SE 5 | SSE 4 | SE 4 | ESE 8 | SE 8 | SE 5 | ESE 8 | SE 8 | ESE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 11 | 2 | 6 | 6 | 6 | 15 | 5 | 5 | 6 | 12 | 6 | 7 | 4 | 6 | 29 | 9 | 6 | 31 | 6 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-on | cross-off | cross-off | cross-on | cross-off | cross | cross-on | cross-off | glassy | on | cross | cross-off | cross-on | cross-off | cross-off | cross | cross-off |
High Tide | 8:09PM2.47m | 8:39AM2.13m | 9:02PM2.47m | 9:33AM2.20m | 9:51PM2.44m | 10:24AM2.23m | 10:38PM2.36m | 11:13AM2.22m | 11:24PM2.24m | 12:03PM2.19m | 00:10AM2.12m | 12:52PM2.14m | 00:58AM2.00m | ||||||
Low Tide | 2:30AM-0.05m | 2:41PM-0.19m | 3:19AM-0.10m | 3:34PM-0.18m | 4:06AM-0.12m | 4:24PM-0.12m | 4:50AM-0.09m | 5:13PM-0.02m | 5:32AM-0.02m | 6:01PM0.11m | 6:14AM0.07m | 6:49PM0.24m | |||||||
 |  |  |  | | |  | | | | | |  | | | | | |  | |
 | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — |
 | 8:12 | — | 8:10 | — | — | 8:09 | — | — | 8:08 | — | — | 8:07 | — | — | 8:07 | — | — | 8:06 | — |
mm | 1 | — | — | 2 | — | — | — | — | — | — | — | — | — | — | 3 | 9 | — | — | 7 |
Temp °C | 32 | 32 | 34 | 28 | 31 | 34 | 29 | 31 | 34 | 31 | 30 | 33 | 29 | 32 | 34 | 31 | 31 | 36 | 29 |
Feels °C | 34 | 33 | 37 | 30 | 34 | 37 | 30 | 34 | 35 | 32 | 34 | 35 | 30 | 36 | 37 | 33 | 33 | 38 | 28 |
Swell 1 Height (m) Direction Period (s) | SSE 4 | SSE 4 | ESE 8 | SSE 4 | SSE 4 | SE 8 | ESE 7 | SSE 4 | ESE 8 | SE 8 | SE 5 | ESE 8 | SE 4 | SSE 4 | SE 8 | SE 5 | ESE 8 | ESE 8 | SSE 3 |
| kJ | 5 | 2 | 6 | 2 | 2 | 15 | 5 | 1 | 6 | 2 | 6 | 6 | 4 | 4 | 29 | 9 | 6 | 24 | 4 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 6 | ESE 6 | ESE 8 | ESE 8 | — | — | ESE 7 | — | E 12 | E 8 | ESE 6 | SE 8 | ESE 8 | E 10 | ESE 8 | SE 5 | — | ESE 8 |
| kJ | 2 | 2 | 3 | 6 | 6 | — | — | 5 | — | 3 | 1 | 3 | 3 | 6 | 2 | 6 | 1 | — | 6 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | E 11 | E 11 | — | — | — | — | — | — | ESE 6 | E 11 | E 10 | — | — | S 4 | — | — | E 16 |
| kJ | 1 | 1 | 2 | 2 | — | — | — | — | — | — | 4 | 2 | 2 | — | — | 3 | — | — | 5 |
Wind waves Height (m) Direction Period (s) | S 4 | — | S 4 | SSW 4 | — | SSE 3 | S 3 | — | SSE 3 | S 4 | — | SSE 4 | SW 3 | W 3 | SSE 3 | SW 3 | W 3 | SE 8 | WSW 3 |
| kJ | 11 | — | 1 | 4 | — | 5 | 4 | — | 4 | 12 | — | 7 | 1 | 1 | 7 | 9 | 1 | 31 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 513 | 669 | 113 | 1648 | 1307 | 2009 | 1655 | 1516 | 735 | 507 | 102 | 2119 | 314 | 164 | 164 | 101 | 507 | 2 | 164 |
Best forecast wave conditions in Georgia | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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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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