Surf Forecasts:
Grindavik Lighthouse ( Hopsnesta) surf forecast from 17 Aug 2026:
- Best quality surf: Tuesday 18 Aug, 3AM (local time) - 10ft (3.0m), 9s period, ESE swell with offshore winds.
- Most powerful swell: Monday 24 Aug, 6AM (local time) - 16ft (5.0m), 11s period, WSW swell with 5,775 kJ wave energy.
- Next surfable swell (1★+): Monday 17 Aug, 9PM (local time) - 7ft (2.2m), 7s period with ESE swell.
Best Forecast Surf Conditions for Grindavik Lighthouse ( Hopsnesta) this week:
The surf forecast for Grindavik Lighthouse ( Hopsnesta) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 17) at 9PM. The primary swell is predicted to be 2.2m and 7s period with a secondary swell of 1.1m and 8s. Another secondary swell of 0.2m and 13s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Grindavik Lighthouse ( Hopsnesta) in the next 16 days are 5.0m 11s and forecast to arrive on Monday (Aug 24) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Monday (Aug 17) at 12PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Mon 17th Aug) | 7ft (2.2m) 7s |
| Best Surf | 3AM (Tue 18th Aug) | 10ft (3.0m) 9s |
| Most Powerful | 6AM (Mon 24th Aug) | 16ft (5.0m) 11s |
Table - best surf conditions forecast for Grindavik Lighthouse ( Hopsnesta) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Mon morning, min 9°C on Tue night). Winds decreasing (strong winds from the ESE on Mon afternoon, calm by Tue morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 11°C on Thu morning, min 7°C on Sat morning). Winds increasing (light winds from the WSW on Wed night, fresh winds from the NNE by Sat morning). | ||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||
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 8 | SSW 8 | ESE 6 | ESE 8 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 8 | SW 9 | W 7 | W 7 | WSW 6 | WSW 8 | WSW 8 | WSW 6 | SSW 12 | SW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 102 | 58 | 295 | 468 | 593 | 402 | 281 | 132 | 115 | 62 | 49 | 34 | 59 | 45 | 130 | 117 | 181 | 93 | 250 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | glassy | on | on | on | cross-on | on | cross-on | on | on | cross-on | on | on | cross-off | cross-off | cross-off |
High Tide | 8:59AM3.01m | 9:15PM2.94m | 9:36AM2.85m | 9:51PM2.66m | 10:17AM2.65m | 10:31PM2.39m | 11:06AM2.44m | 11:22PM2.15m | 12:15PM2.28m | 00:46AM1.99m | 1:56PM2.24m | 2:36AM2.01m | |||||||
Low Tide | 2:49AM0.16m | 3:05PM0.29m | 3:24AM0.37m | 3:44PM0.56m | 3:59AM0.62m | 4:27PM0.85m | 4:40AM0.87m | 5:22PM1.11m | 5:35AM1.09m | 6:46PM1.30m | 7:03AM1.23m | 8:37PM1.29m | |||||||
 |  |  |  | | | | | |  | | |  | | | | | | | |
 | — | 5:26 | — | — | 5:30 | — | — | 5:33 | — | — | 5:35 | — | — | 5:39 | — | — | 5:41 | — | — |
 | 9:40 | — | — | 9:37 | — | — | 9:34 | — | — | 9:30 | — | — | 9:27 | — | — | 9:23 | — | — | 9:21 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 9 | 8 | 8 |
Feels °C | 8 | 5 | 3 | 7 | 9 | 6 | 6 | 7 | 6 | 7 | 9 | 8 | 7 | 8 | 7 | 7 | 2 | 1 | 3 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SSW 8 | SW 8 | SSE 11 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 8 | SW 9 | S 8 | W 7 | WSW 8 | SSW 15 | SSW 14 | S 15 | SW 7 | SW 8 |
| kJ | 102 | 58 | 32 | 194 | 593 | 402 | 281 | 132 | 115 | 62 | 49 | 33 | 59 | 24 | 72 | 38 | 112 | 91 | 206 |
Swell 2 Height (m) Direction Period (s) | SSW 9 | S 9 | S 12 | S 16 | SSW 9 | S 11 | S 10 | SW 8 | SSW 9 | SSW 10 | ESE 8 | SSE 11 | SW 8 | SW 8 | SSW 15 | SW 11 | SW 10 | W 7 | W 8 |
| kJ | 7 | 24 | 26 | 5 | 29 | 389 | 226 | 72 | 46 | 39 | 23 | 23 | 39 | 16 | 22 | 30 | 38 | 86 | 98 |
Swell 3 Height (m) Direction Period (s) | W 6 | SSW 11 | S 8 | S 19 | S 17 | S 19 | S 19 | SW 11 | SSW 14 | SSW 16 | S 17 | S 14 | SSW 16 | SSW 14 | SSW 14 | S 18 | S 10 | SSW 12 | SSW 17 |
| kJ | 1 | 12 | 5 | 7 | 5 | 7 | 28 | 20 | 19 | 50 | 23 | 15 | 49 | 41 | 19 | 55 | 2 | 93 | 94 |
Wind waves Height (m) Direction Period (s) | — | ESE 5 | ESE 6 | ESE 8 | NNE 3 | — | WSW 3 | NW 5 | WNW 4 | WNW 4 | W 3 | W 7 | — | WSW 6 | WSW 8 | WSW 8 | WSW 6 | — | SW 8 |
| kJ | — | 98 | 295 | 468 | 1 | — | 3 | 19 | 13 | 5 | 1 | 34 | — | 45 | 130 | 117 | 181 | — | 250 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1032 | 19 | 1032 | 0 | 0 | 51 | 3 | 3 | 51 | 3 | 1272 | 1671 | 51 | 51 | 51 | 51 | 1398 | 1299 | 0 |
Best forecast wave conditions in Reykjanes Peninsula | |||||||||||||||||||
Best forecast wave conditions in Iceland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Grindavik Lighthouse ( Hopsnesta) Surf forecast
The above surf forecast table for Grindavik Lighthouse ( Hopsnesta) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Grindavik Lighthouse ( Hopsnesta) can be found by selecting the local surf guide option on the grey menu. Our Grindavik Lighthouse ( Hopsnesta) 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 Lighthouse ( Hopsnesta)) 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 Lighthouse ( Hopsnesta) 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 Lighthouse ( Hopsnesta) is 3 km (2 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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