Surf Forecasts:
Grindavik Antenas surf forecast from 4 Aug 2026:
- Best quality surf: Friday 7 Aug, 3AM (local time) - 4.5ft (1.4m), 8s period, SW swell with glassy winds.
- Most powerful swell: Thursday 6 Aug, 6PM (local time) - 5ft (1.6m), 9s period, SW swell with 408 kJ wave energy.
- Next surfable swell (1★+): Friday 7 Aug, 3AM (local time) - 4.5ft (1.4m), 8s 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 Friday (Aug 07) at 3AM. The primary swell is predicted to be 1.4m 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 1.6m 9s and forecast to arrive on Thursday (Aug 06) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Sunday (Aug 09) at 3AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Fri 7th Aug) | 4.5ft (1.4m) 8s |
| Best Surf | 3AM (Fri 7th Aug) | 4.5ft (1.4m) 8s |
| Most Powerful | 6PM (Thu 6th Aug) | 5ft (1.6m) 9s |
Table - best surf conditions forecast for Grindavik Antenas over the next 16 days.
Short Range ForecastModerate rain (total 16mm), heaviest on Wed night. Very mild (max 12°C on Wed afternoon, min 10°C on Mon night). Winds increasing (light winds from the W on Tue morning, fresh winds from the SSE by Wed morning). | Days 5-7 Weather SummaryHeavy rain (total 21mm), heaviest during Thu night. Very mild (max 12°C on Fri afternoon, min 5°C on Sat night). Winds increasing (calm on Thu night, strong winds from the N by Sat afternoon). | ||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | ||||||||||||||
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 | S 8 | SW 9 | WSW 9 | SW 8 | S 7 | SW 8 | SW 9 | SW 9 | SW 9 | SSW 8 | SSW 8 | SSW 8 | NNW 7 | NNW 7 | N 6 | S 13 | S 13 | SW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 19 | 21 | 20 | 29 | 35 | 68 | 162 | 238 | 390 | 371 | 261 | 207 | 106 | 319 | 285 | 251 | 12 | 13 | 9 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off |
High Tide | 9:09PM2.97m | 9:32AM2.81m | 9:47PM2.82m | 10:16AM2.71m | 10:32PM2.63m | 11:11AM2.60m | 11:32PM2.43m | 12:23PM2.51m | 00:55AM2.30m | 1:52PM2.54m | 2:31AM2.31m | 3:17PM2.71m | |||||||
Low Tide | 3:23AM0.34m | 3:38PM0.50m | 4:02AM0.46m | 4:24PM0.67m | 4:49AM0.63m | 5:24PM0.86m | 5:52AM0.79m | 6:47PM0.99m | 7:15AM0.88m | 8:24PM0.95m | 8:44AM0.81m | 9:45PM0.75m | |||||||
 | |  |  | | |  |  | | | | |  | | |  |  | | | |
 | — | 4:47 | — | — | 4:50 | — | — | 4:52 | — | — | 4:56 | — | — | 4:58 | — | — | 5:01 | — | — |
 | 10:24 | — | — | 10:22 | — | — | 10:17 | — | — | 10:15 | — | — | 10:12 | — | — | 10:08 | — | — | 10:05 |
mm | — | — | — | — | — | — | 8 | 5 | 3 | 9 | 2 | 5 | 5 | — | — | — | — | — | — |
Temp °C | 11 | 10 | 11 | 11 | 11 | 12 | 11 | 11 | 12 | 11 | 11 | 12 | 12 | 9 | 9 | 7 | 7 | 9 | 10 |
Feels °C | 7 | 7 | 8 | 8 | 6 | 7 | 7 | 6 | 7 | 7 | 10 | 11 | 8 | 0 | -2 | -4 | 0 | 3 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 9 | S 8 | SSE 9 | S 9 | SW 8 | WSW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 9 | WSW 8 | WSW 8 | WSW 8 | SW 8 |
| kJ | 19 | 21 | 25 | 39 | 32 | 62 | 162 | 238 | 390 | 371 | 261 | 207 | 106 | 34 | 12 | 7 | 6 | 6 | 9 |
Swell 2 Height (m) Direction Period (s) | SSW 9 | WSW 7 | SW 9 | WSW 9 | WSW 9 | SW 10 | SSE 7 | S 9 | SE 9 | ESE 8 | NNE 9 | NW 7 | WSW 11 | WSW 10 | S 8 | S 12 | S 13 | S 13 | SE 6 |
| kJ | 15 | 16 | 20 | 29 | 35 | 44 | 5 | 42 | 19 | 13 | 15 | 12 | 12 | 9 | 5 | 11 | 12 | 13 | 1 |
Swell 3 Height (m) Direction Period (s) | WSW 5 | SW 7 | WSW 5 | WSW 5 | SSW 8 | S 14 | S 14 | SSE 11 | S 14 | W 11 | ENE 10 | NNE 8 | SSE 9 | S 12 | S 14 | SE 10 | E 7 | SE 7 | S 11 |
| kJ | 3 | 12 | 9 | 6 | 21 | 15 | 4 | 11 | 16 | 10 | 10 | 7 | 8 | 3 | 4 | 4 | 1 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 5 | W 5 | — | SSW 3 | S 7 | SSE 5 | S 7 | — | — | — | NNW 4 | NNW 6 | NNW 7 | NNW 7 | N 6 | NNW 5 | NW 4 | NW 4 |
| kJ | 7 | 8 | 7 | — | 3 | 68 | 12 | 1 | — | — | — | 6 | 90 | 319 | 285 | 251 | 38 | 16 | 15 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1036 | 1252 | 1034 | 1034 | 1040 | 1302 | 30 | 1348 | 1264 | 3 | 16 | 3 | 1298 | 785 | 1298 | 1292 | 1262 | 1260 | 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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