Surf Forecasts:
Grindavik Antenas surf forecast from 9 Sep 2026:
- Best quality surf: Saturday 12 Sep, 9AM (local time) - 7.5ft (2.3m), 10s period, SW swell with offshore winds.
- Most powerful swell: Friday 11 Sep, 3PM (local time) - 11ft (3.5m), 12s period, SW swell with 3,556 kJ wave energy.
- Next surfable swell (1★+): Saturday 12 Sep, 9AM (local time) - 7.5ft (2.3m), 10s period with SW swell.
Best Forecast Surf Conditions for Grindavik Antenas this week:
The surf forecast for Grindavik Antenas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 12) at 9AM. The primary swell is predicted to be 2.3m and 10s period with a secondary swell of 0.2m and 14s. Another secondary swell of 0.7m and 6s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Grindavik Antenas in the next 16 days are 3.5m 12s and forecast to arrive on Friday (Sep 11) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 10s period and expected on Monday (Sep 14) at 12AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sat 12th Sep) | 7.5ft (2.3m) 10s |
| Best Surf | 9AM (Sat 12th Sep) | 7.5ft (2.3m) 10s |
| Most Powerful | 3PM (Fri 11th Sep) | 11ft (3.5m) 12s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastHeavy rain (total 27mm), heaviest during Wed night. Very mild (max 11°C on Wed morning, min 6°C on Fri night). Mainly strong winds. | Days 4-6 Weather SummaryHeavy rain (total 33mm), heaviest during Sun afternoon. Very mild (max 12°C on Sun night, min 7°C on Mon night). Winds increasing (calm on Sat night, gales from the ESE by Sun morning). | ||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||||
AM | PM | 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) | WSW 7 | SW 8 | SW 8 | SSW 9 | S 9 | SW 10 | SW 11 | SW 12 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | S 8 | S 14 | S 10 | S 10 | SSW 10 | SSW 10 | SSW 10 | SSW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 230 | 353 | 160 | 388 | 416 | 2018 | 2970 | 3556 | 1951 | 1076 | 549 | 227 | 69 | 1041 | 95 | 1466 | 855 | 375 | 267 | 241 | 246 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | on | cross | cross | cross | cross | cross-off | off | off | on | cross-on | cross-on | cross | cross-off | cross-off | off | cross | cross-on | cross-on |
High Tide | 5:05PM3.20m | 5:28AM2.97m | 5:46PM3.36m | 6:06AM3.15m | 6:23PM3.43m | 6:42AM3.26m | 6:58PM3.39m | 7:16AM3.29m | 7:32PM3.28m | 7:49AM3.24m | 8:04PM3.10m | 8:22AM3.12m | 8:36PM2.88m | ||||||||
Low Tide | 10:46AM0.33m | 11:22PM0.18m | 11:30AM0.10m | 00:00AM0.00m | 12:09PM-0.05m | 00:35AM-0.09m | 12:47PM-0.09m | 1:08AM-0.08m | 1:22PM-0.04m | 1:39AM0.01m | 1:57PM0.10m | 2:10AM0.17m | 2:31PM0.32m | 2:41AM0.39m | |||||||
 |  |  | | |  |  |  |  | | |  | |  | | | |  | |  |  | |
 | 6:33 | — | — | 6:37 | — | — | 6:39 | — | — | 6:43 | — | — | 6:45 | — | — | 6:48 | — | — | 6:50 | — | — |
 | — | 8:17 | — | — | 8:14 | — | — | 8:10 | — | — | 8:07 | — | — | 8:04 | — | — | 8:00 | — | — | 7:57 | — |
mm | — | 2 | 13 | 4 | 3 | 5 | — | — | — | — | — | 1 | 4 | 21 | 3 | 3 | 1 | — | — | 9 | 8 |
Temp °C | 11 | 10 | 11 | 11 | 11 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 12 | 10 | 9 | 7 | 7 | 8 | 11 |
Feels °C | 6 | 4 | 2 | 7 | 6 | -1 | 1 | 1 | 2 | 2 | 3 | 2 | -3 | 1 | 9 | 6 | -1 | -5 | 4 | -1 | 6 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | SW 8 | SW 8 | SSW 9 | S 9 | WSW 14 | SW 11 | NNW 14 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | S 15 | S 14 | S 10 | S 10 | SSW 10 | SSW 10 | SSW 10 | SSW 12 |
| kJ | 230 | 353 | 160 | 388 | 416 | 394 | 2970 | 81 | 1951 | 1076 | 549 | 227 | 69 | 17 | 95 | 1466 | 855 | 375 | 267 | 241 | 27 |
Swell 2 Height (m) Direction Period (s) | S 12 | SW 12 | SW 10 | WSW 8 | SW 10 | NNW 13 | NW 14 | NNW 14 | S 18 | NNW 14 | W 10 | NW 5 | WNW 6 | N 14 | — | WSW 10 | SW 10 | S 13 | NW 6 | NW 5 | NW 6 |
| kJ | 11 | 23 | 96 | 103 | 384 | 16 | 74 | 226 | 6 | 18 | 31 | 5 | 4 | 4 | — | 125 | 188 | 30 | 43 | 7 | 1 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 12 | SSW 11 | W 9 | W 8 | — | NW 14 | — | — | NW 13 | NW 16 | NW 13 | S 15 | — | — | SSE 14 | S 13 | SW 10 | S 11 | S 13 | NW 5 |
| kJ | 2 | 11 | 24 | 43 | 4 | — | 72 | — | — | 7 | 11 | 7 | 4 | — | — | 36 | 31 | 26 | 63 | 14 | 1 |
Wind waves Height (m) Direction Period (s) | — | E 6 | SSE 6 | SSE 8 | — | SW 10 | — | SW 12 | NW 8 | NW 6 | NW 6 | SSE 3 | SSE 6 | S 8 | SSE 10 | — | WNW 4 | NW 8 | — | — | SSW 6 |
| kJ | — | 1 | 143 | 470 | — | 2018 | — | 3556 | 163 | 39 | 8 | 3 | 437 | 1041 | 2880 | — | 38 | 375 | — | — | 246 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 349 | 1109 | 1134 | 30 | 349 | 349 | 1298 | 1184 | 54 | 0 | 0 | 3 | 785 | 785 | 30 | 349 | 1127 | 1127 | 3 | 1536 | 349 |
Best forecast wave conditions in Reykjanes Peninsula | |||||||||||||||||||||
Best forecast wave conditions in Iceland | |||||||||||||||||||||
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Information about the Grindavik Antenas Surf forecast
The above surf forecast table for Grindavik Antenas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Grindavik Antenas can be found by selecting the local surf guide option on the grey menu. Our Grindavik Antenas 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 (Grindavik Antenas) 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 Grindavik Antenas 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.
Grindavik Antenas is 2 km (1 miles) from Grindavik. If you plan a holiday in Reykjanes Peninsula, look for hotels and other accommodation in Grindavik. Grindavik has rooms for a wide range of budgets as well as car hire and transport links.
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