
Surf Forecasts:
Grindavik Antenas surf forecast from 15 Sep 2026:
- Best quality surf: Wednesday 16 Sep, 6PM (local time) - 8ft (2.5m), 9s period, SSW swell with cross-offshore winds.
- Most powerful swell: Thursday 17 Sep, 3AM (local time) - 13ft (4.0m), 13s period, SW swell with 5,403 kJ wave energy.
- Next surfable swell (1★+): Tuesday 15 Sep, 9AM (local time) - 4ft (1.2m), 9s period with SSW 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 (Sep 15) at 9AM. The primary swell is predicted to be 1.2m and 9s period. 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 4.0m 13s and forecast to arrive on Thursday (Sep 17) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 7s period and expected on Wednesday (Sep 16) at 9AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Tue 15th Sep) | 4ft (1.2m) 9s |
| Best Surf | 6PM (Wed 16th Sep) | 8ft (2.5m) 9s |
| Most Powerful | 3AM (Thu 17th Sep) | 13ft (4.0m) 13s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastHeavy rain (total 32mm), heaviest during Tue night. Very mild (max 11°C on Wed morning, min 7°C on Mon night). Mainly near gales. | Days 5-7 Weather SummaryModerate rain (total 12mm), heaviest on Fri morning. Very mild (max 10°C on Fri night, min 8°C on Thu night). Winds decreasing (strong winds from the E on Fri morning, calm by Sun morning). | ||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||
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 9 | SSW 9 | SW 9 | SSW 9 | S 12 | SSW 8 | SW 13 | SW 13 | SW 12 | WSW 12 | SW 10 | SW 10 | SSW 9 | SW 9 | SW 12 | SW 11 | SW 10 | SW 10 | SW 9 |
Wave Graph | |||||||||||||||||||
424 | 236 | 198 | 136 | 11 | 675 | 5059 | 3078 | 1976 | 1570 | 753 | 624 | 673 | 904 | 1976 | 1147 | 2026 | 1026 | 525 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | on | on | cross-on | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-off | off | cross-off | cross | glassy | cross-on | cross-on |
High Tide | 8:22AM3.12m | 8:36PM2.88m | 8:55AM2.94m | 9:08PM2.63m | 9:32AM2.72m | 9:44PM2.37m | 10:16AM2.48m | 10:31PM2.13m | 11:22AM2.26m | 11:56PM1.94m | 1:13PM2.18m | 2:05AM1.95m | |||||||
Low Tide | 2:10AM0.17m | 2:31PM0.32m | 2:41AM0.39m | 3:06PM0.58m | 3:13AM0.63m | 3:45PM0.86m | 3:49AM0.89m | 4:34PM1.13m | 4:39AM1.13m | 5:55PM1.34m | 6:11AM1.29m | 8:03PM1.34m | |||||||
— | 6:50 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 7:01 | — | — | 7:05 | — | — | |
— | — | 7:57 | — | — | 7:52 | — | — | 7:50 | — | — | 7:45 | — | — | 7:43 | — | — | 7:38 | — | |
mm | — | — | — | 13 | 17 | 2 | — | — | — | 1 | 5 | 5 | — | — | — | 1 | — | — | 1 |
Temp °C | 9 | 7 | 8 | 10 | 11 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 11 |
Feels °C | 1 | 1 | 4 | 1 | 0 | 6 | 6 | 0 | -1 | 1 | 1 | 1 | 6 | 5 | 4 | 3 | 7 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 9 | SW 9 | SSW 9 | S 12 | SSW 8 | SW 13 | SW 13 | SW 12 | WSW 12 | SW 10 | SW 10 | SSW 9 | SSW 9 | SW 12 | WSW 12 | WSW 13 | WSW 9 | SW 9 |
424 | 236 | 198 | 136 | 11 | 675 | 5059 | 3078 | 1976 | 1570 | 753 | 624 | 673 | 723 | 1976 | 889 | 145 | 986 | 525 | |
Swell 2 Height (m) Direction Period (s) | S 12 | SE 7 | SSE 9 | SSW 11 | — | S 10 | WSW 12 | — | — | WSW 13 | NW 6 | NW 5 | S 18 | S 18 | NNW 11 | SSW 15 | WSW 14 | S 15 | S 14 |
12 | 26 | 16 | 12 | — | 130 | 167 | — | — | 137 | 12 | 1 | 24 | 24 | 11 | 42 | 37 | 17 | 37 | |
Swell 3 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | NW 5 | — | S 14 | — | — | — | S 19 | S 15 | S 17 | S 18 | W 14 | NNW 6 | NNW 12 | W 13 | NW 12 | S 11 |
14 | 14 | 3 | 1 | — | 4 | — | — | — | 7 | 5 | 5 | 24 | 4 | 4 | 13 | 13 | 5 | 10 | |
Wind waves Height (m) Direction Period (s) | NNW 4 | NNW 4 | NW 4 | SSE 3 | SSE 7 | — | — | WNW 7 | WNW 7 | NW 7 | SE 3 | ESE 4 | NE 3 | SW 9 | ESE 3 | SW 11 | SW 10 | SW 10 | — |
26 | 8 | 6 | 2 | 829 | — | — | 372 | 620 | 86 | 5 | 54 | 5 | 904 | 3 | 1147 | 2026 | 1026 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 54 | 0 | 0 | 1702 | 785 | 54 | 54 | 1393 | 1393 | 54 | 34 | 34 | 34 | 0 | 54 | 1276 | 0 | 30 | 349 |
Best forecast wave conditions in Reykjanes Peninsula | |||||||||||||||||||
Best forecast wave conditions in Iceland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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.










