Surf Forecasts:
Grindavik Antenas surf forecast from 11 Sep 2026:
- Best quality surf: Thursday 17 Sep, 3AM (local time) - 10ft (3.0m), 10s period, WSW swell with offshore winds.
- Most powerful swell: Thursday 17 Sep, 12AM (local time) - 11ft (3.5m), 11s period, WSW swell with 2,549 kJ wave energy.
- Next surfable swell (1★+): Saturday 12 Sep, 9AM (local time) - 8ft (2.5m), 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 2.5m and 10s period with a secondary swell of 0.1m and 12s. 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 11s and forecast to arrive on Thursday (Sep 17) at 12AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Sunday (Sep 13) at 3PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sat 12th Sep) | 8ft (2.5m) 10s |
| Best Surf | 3AM (Thu 17th Sep) | 10ft (3.0m) 10s |
| Most Powerful | 12AM (Thu 17th Sep) | 11ft (3.5m) 11s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Sun night. Very mild (max 11°C on Sun night, min 7°C on Fri night). Winds increasing (calm on Sat afternoon, near gales from the ESE by Sun afternoon). | Days 5-7 Weather SummaryHeavy rain (total 27mm), heaviest during Wed morning. Very mild (max 11°C on Tue night, min 6°C on Tue morning). Mainly strong winds. | |||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||
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) | SW 12 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | SW 8 | SSW 14 | S 10 | S 9 | SSW 10 | SW 10 | SW 9 | SSW 6 | SW 8 | SW 9 | WSW 11 | SW 11 | SW 11 | WSW 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 3869 | 2116 | 1178 | 636 | 250 | 98 | 53 | 63 | 1021 | 721 | 472 | 281 | 194 | 167 | 650 | 702 | 2549 | 1212 | 1051 | 1018 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | on | cross-on | cross-on | cross | off | cross-off | off | off | cross-off | on | on | cross | off | off | cross-off | cross-on |
High Tide | 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 | 8:55AM2.94m | 9:08PM2.63m | 9:32AM2.72m | 9:44PM2.37m | |||||||
Low Tide | 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 | 3:06PM0.58m | 3:13AM0.63m | 3:45PM0.86m | ||||||||
 |  |  | |  |  | |  | |  | | | |  |  |  | | | |  | |
 | — | — | 6:43 | — | — | 6:45 | — | — | 6:48 | — | — | 6:50 | — | — | 6:54 | — | — | 6:56 | — | — |
 | 8:10 | — | — | 8:07 | — | — | 8:04 | — | — | 8:00 | — | — | 7:57 | — | — | 7:52 | — | — | 7:50 | — |
mm | 1 | — | — | — | — | 2 | 2 | 4 | — | — | — | — | — | 13 | 14 | — | — | — | — | — |
Temp °C | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 10 | 10 | 8 | 6 | 7 | 11 | 11 | 9 | 9 | 10 | 8 | 9 |
Feels °C | -1 | 2 | 3 | 4 | 4 | 0 | -2 | 4 | 4 | 1 | 0 | -1 | 4 | 4 | 3 | 4 | 5 | 5 | 1 | 4 |
Swell 1 Height (m) Direction Period (s) | NW 14 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | SW 8 | SSW 14 | S 10 | S 9 | SSW 10 | SW 10 | SW 9 | SW 9 | SW 8 | SW 9 | WSW 11 | SW 11 | SW 11 | WSW 11 |
| kJ | 153 | 2116 | 1178 | 636 | 250 | 98 | 53 | 63 | 1021 | 721 | 472 | 281 | 194 | 83 | 650 | 702 | 2549 | 1212 | 1051 | 1018 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NNW 12 | N 12 | NW 5 | NNW 5 | SW 10 | S 12 | S 15 | WSW 10 | — | S 13 | SE 7 | S 11 | S 12 | S 12 | WSW 9 | — | — | — | NW 7 |
| kJ | 32 | 15 | 3 | 13 | 2 | 4 | 12 | 4 | 56 | — | 14 | 17 | 20 | 12 | 11 | 243 | — | — | — | 49 |
Swell 3 Height (m) Direction Period (s) | — | S 17 | N 12 | S 16 | S 16 | W 10 | SW 14 | — | S 15 | — | S 13 | S 13 | S 13 | NW 4 | — | — | — | — | — | S 19 |
| kJ | — | 6 | 3 | 5 | 5 | 2 | 8 | — | 4 | — | 31 | 14 | 13 | 1 | — | — | — | — | — | 7 |
Wind waves Height (m) Direction Period (s) | SW 12 | — | NW 5 | NW 5 | — | SSE 5 | SE 7 | SSE 8 | NE 4 | NNW 4 | NNW 5 | NW 4 | NW 4 | SSW 6 | — | — | — | NW 8 | NW 6 | NNW 8 |
| kJ | 3869 | — | 28 | 4 | — | 84 | 570 | 966 | 6 | 22 | 74 | 16 | 4 | 167 | — | — | — | 403 | 120 | 98 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 1184 | 54 | 0 | 0 | 30 | 349 | 349 | 349 | 1134 | 1109 | 1127 | 0 | 0 | 1672 | 785 | 54 | 0 | 0 | 54 | 54 |
Best forecast wave conditions in Reykjanes Peninsula | ||||||||||||||||||||
Best forecast wave conditions in Iceland | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Grindavik Antenas 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 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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