Surf Forecasts:
Grindavik Antenas surf forecast from 15 Jul 2026:
- Best quality surf: Saturday 18 Jul, 12AM (local time) - 3ft (0.9m), 8s period, WSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 15 Jul, 6PM (local time) - 11ft (3.5m), 11s period, SW swell with 2,772 kJ wave energy.
- Next surfable swell (1★+): Friday 17 Jul, 9PM (local time) - 2.5ft (0.8m), 6s period with WSW 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 Friday (Jul 17) at 9PM. The primary swell is predicted to be 0.8m and 6s period with a secondary swell of 0.4m and 9s. Another secondary swell of 0.8m and 6s is also forecast. The wind is predicted to be cross-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 Wednesday (Jul 15) at 6PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Sunday (Jul 19) at 6PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Fri 17th Jul) | 2.5ft (0.8m) 6s |
| Best Surf | 12AM (Sat 18th Jul) | 3ft (0.9m) 8s |
| Most Powerful | 6PM (Wed 15th Jul) | 11ft (3.5m) 11s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 12°C on Fri night, min 9°C on Wed night). Winds decreasing (strong winds from the S on Wed morning, light winds from the SW by Fri night). | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Mon night. Very mild (max 14°C on Mon morning, min 10°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||
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) | SW 9 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | W 7 | W 7 | WSW 8 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 9 | WSW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1575 | 3222 | 1448 | 493 | 282 | 131 | 89 | 72 | 125 | 341 | 401 | 346 | 314 | 242 | 251 | 166 | 159 | 242 | 353 | 287 | 196 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross | cross-on |
High Tide | 7:01PM3.51m | 7:23AM3.05m | 7:46PM3.51m | 8:08AM3.04m | 8:30PM3.40m | 8:52AM2.97m | 9:13PM3.21m | 9:36AM2.85m | 9:55PM2.96m | 10:21AM2.71m | 10:39PM2.69m | 11:10AM2.56m | 11:28PM2.44m | ||||||||
Low Tide | 12:39PM0.03m | 1:19AM0.02m | 1:25PM-0.01m | 2:04AM0.02m | 2:10PM0.02m | 2:46AM0.09m | 2:55PM0.15m | 3:28AM0.24m | 3:39PM0.34m | 4:10AM0.42m | 4:26PM0.58m | 4:54AM0.63m | 5:18PM0.83m | ||||||||
 | |  | | |  |  |  |  | | | | | | | | |  | | | | |
 | 3:46 | — | — | 3:48 | — | — | 3:51 | — | — | 3:55 | — | — | 3:58 | — | — | 4:01 | — | — | 4:03 | — | — |
 | — | — | 11:22 | — | — | 11:20 | — | — | 11:16 | — | — | 11:14 | — | — | 11:10 | — | — | 11:07 | — | — | 11:06 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 2 |
Temp °C | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 11 | 11 | 11 | 10 | 11 | 12 | 14 | 14 | 13 | 9 | 10 | 13 |
Feels °C | 2 | 2 | 6 | 4 | 5 | 6 | 7 | 6 | 11 | 9 | 8 | 8 | 6 | 8 | 11 | 11 | 10 | 10 | 5 | 6 | 8 |
Swell 1 Height (m) Direction Period (s) | S 18 | S 18 | SW 10 | SW 9 | SW 8 | SW 8 | W 7 | SW 8 | WSW 8 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 9 | WSW 10 | SW 9 | SW 9 | S 12 | S 12 | S 12 | SW 8 |
| kJ | 98 | 55 | 1448 | 493 | 282 | 131 | 89 | 55 | 125 | 341 | 401 | 346 | 314 | 242 | 251 | 166 | 159 | 11 | 11 | 11 | 196 |
Swell 2 Height (m) Direction Period (s) | — | — | S 17 | SSW 16 | SW 12 | SSW 15 | SW 8 | SSW 14 | SSW 14 | SSW 13 | S 14 | S 13 | S 13 | SSW 13 | S 12 | NW 5 | WNW 5 | WNW 7 | S 18 | S 14 | S 12 |
| kJ | — | — | 52 | 86 | 95 | 73 | 59 | 62 | 63 | 33 | 33 | 54 | 30 | 53 | 27 | 7 | 6 | 5 | 6 | 4 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 14 | S 14 | S 15 | S 10 | WSW 14 | SSW 7 | S 7 | S 7 | S 7 | S 7 | S 6 | S 12 | S 12 | S 19 | — | S 18 | S 14 |
| kJ | — | — | — | — | 16 | 4 | 38 | 2 | 18 | 5 | 1 | 1 | 1 | 1 | 1 | 23 | 25 | 7 | — | 6 | 4 |
Wind waves Height (m) Direction Period (s) | SW 9 | SW 11 | — | — | — | W 7 | — | W 7 | W 6 | WSW 8 | — | — | — | — | — | — | — | SW 9 | SW 9 | SW 9 | — |
| kJ | 1575 | 3222 | — | — | — | 116 | — | 72 | 39 | 92 | — | — | — | — | — | — | — | 242 | 353 | 287 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 785 | 832 | 54 | 54 | 349 | 54 | 54 | 54 | 0 | 54 | 0 | 54 | 54 | 0 | 0 | 30 | 1036 | 54 | 54 | 54 | 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.
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