
Surf Forecasts:
Grindavik Antenas surf forecast from 6 Aug 2026:
- Best quality surf: Wednesday 12 Aug, 12PM (local time) - 3.5ft (1.0m), 10s period, S swell with offshore winds.
- Most powerful swell: Wednesday 12 Aug, 6PM (local time) - 4.5ft (1.4m), 9s period, S swell with 347 kJ wave energy.
- Next surfable swell (1★+): Tuesday 11 Aug, 3AM (local time) - 2.5ft (0.8m), 8s period with W 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 Tuesday (Aug 11) at 3AM. The primary swell is predicted to be 0.8m and 8s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Grindavik Antenas in the next 16 days are 1.4m 9s and forecast to arrive on Wednesday (Aug 12) at 6PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 9s period and expected on Thursday (Aug 13) at 12AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 11th Aug) | 2.5ft (0.8m) 8s |
| Best Surf | 12PM (Wed 12th Aug) | 3.5ft (1.0m) 10s |
| Most Powerful | 6PM (Wed 12th Aug) | 4.5ft (1.4m) 9s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu afternoon. Very mild (max 12°C on Thu morning, min 6°C on Sat night). Winds increasing (light winds from the SE on Fri morning, fresh winds from the N by Sat afternoon). | Days 4-6 Weather SummaryMostly dry. Very mild (max 11°C on Sun afternoon, min 7°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||
Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | |||||||||||||||
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) | SSW 10 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | NNW 7 | N 6 | W 7 | N 6 | SSW 8 | SW 8 | SW 8 | W 8 | W 8 | W 7 | W 7 | SSW 10 | S 10 | WNW 6 |
Wave Graph | |||||||||||||||||||||
218 | 319 | 244 | 176 | 192 | 163 | 67 | 143 | 112 | 17 | 10 | 6 | 10 | 11 | 21 | 116 | 107 | 81 | 135 | 320 | 14 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | glassy | cross | glassy | glassy | glassy | cross | cross-off | off | off |
High Tide | 11:11AM2.60m | 11:32PM2.43m | 12:23PM2.51m | 00:55AM2.30m | 1:52PM2.54m | 2:31AM2.31m | 3:17PM2.71m | 3:51AM2.48m | 4:24PM2.97m | 4:52AM2.70m | 5:17PM3.23m | 5:41AM2.91m | 6:03PM3.42m | ||||||||
Low Tide | 5:24PM0.86m | 5:52AM0.79m | 6:47PM0.99m | 7:15AM0.88m | 8:24PM0.95m | 8:44AM0.81m | 9:45PM0.75m | 9:57AM0.60m | 10:47PM0.48m | 10:54AM0.35m | 11:37PM0.23m | 11:43AM0.13m | 00:20AM0.04m | ||||||||
4:52 | — | — | 4:56 | — | — | 4:58 | — | — | 5:01 | — | — | 5:05 | — | — | 5:07 | — | — | 5:11 | — | — | |
— | — | 10:15 | — | — | 10:12 | — | — | 10:08 | — | — | 10:05 | — | — | 10:01 | — | — | 9:58 | — | — | 9:54 | |
mm | 5 | 9 | 1 | — | 1 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 8 | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 12 |
Feels °C | 8 | 9 | 9 | 9 | 9 | 7 | 4 | 2 | 1 | 3 | 4 | 5 | 9 | 7 | 8 | 10 | 10 | 8 | 9 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SW 9 | SW 9 | W 7 | N 6 | ESE 6 | ESE 5 | SE 7 | W 8 | W 8 | W 7 | W 7 | SSW 10 | S 10 | SSE 9 |
122 | 319 | 244 | 176 | 192 | 163 | 67 | 49 | 20 | 17 | 10 | 6 | 5 | 7 | 21 | 116 | 107 | 81 | 135 | 320 | 337 | |
Swell 2 Height (m) Direction Period (s) | S 10 | ESE 8 | ESE 8 | NW 8 | WNW 9 | W 10 | SW 10 | S 7 | SSE 7 | SSW 7 | SSE 6 | SSE 7 | SW 8 | SE 7 | SSE 8 | SE 7 | SE 6 | SW 11 | W 7 | W 6 | WNW 6 |
30 | 14 | 13 | 17 | 8 | 17 | 24 | 15 | 9 | 10 | 8 | 4 | 10 | 7 | 11 | 13 | 5 | 30 | 51 | 28 | 14 | |
Swell 3 Height (m) Direction Period (s) | SSE 10 | S 14 | S 14 | E 8 | NNW 9 | W 12 | SE 10 | S 14 | S 12 | S 10 | S 7 | SSW 8 | SSE 7 | SW 8 | SW 8 | SSW 8 | SSE 8 | S 7 | SE 7 | S 15 | WNW 6 |
11 | 16 | 15 | 5 | 8 | 11 | 4 | 14 | 11 | 8 | 4 | 6 | 5 | 11 | 10 | 6 | 6 | 4 | 2 | 4 | 13 | |
Wind waves Height (m) Direction Period (s) | SSW 10 | — | — | — | — | N 4 | N 6 | NNW 7 | N 6 | NNE 5 | NNW 5 | NNW 4 | NW 4 | WNW 4 | NW 4 | — | — | — | ESE 5 | — | — |
218 | — | — | — | — | 20 | 89 | 143 | 112 | 43 | 51 | 20 | 4 | 1 | 4 | — | — | — | 8 | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 30 | 3 | 3 | 3 | 3 | 1162 | 785 | 1262 | 1143 | 1262 | 1256 | 1034 | 349 | 1036 | 1036 | 0 | 0 | 3 | 0 | 0 | 54 |
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.











