Surf Forecasts:
Grindavik Lighthouse ( Hopsnesta) surf forecast from 23 Sep 2026:
- Best quality surf: Thursday 24 Sep, 9PM (local time) - 20ft (6.0m), 15s period, S swell with cross-shore winds.
- Most powerful swell: Friday 25 Sep, 12AM (local time) - 20ft (6.0m), 16s period, S swell with 18,654 kJ wave energy.
- Next surfable swell (1★+): Thursday 24 Sep, 9PM (local time) - 20ft (6.0m), 15s period with S 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 Thursday (Sep 24) at 9PM. The primary swell is predicted to be 6.0m and 15s period. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Grindavik Lighthouse ( Hopsnesta) in the next 16 days are 6.0m 16s and forecast to arrive on Friday (Sep 25) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 8s period and expected on Friday (Sep 25) at 9PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Thu 24th Sep) | 20ft (6.0m) 15s |
| Best Surf | 9PM (Thu 24th Sep) | 20ft (6.0m) 15s |
| Most Powerful | 12AM (Fri 25th Sep) | 20ft (6.0m) 16s |
Table - best surf conditions forecast for Grindavik Lighthouse ( Hopsnesta) over the next 16 days.
Short Range ForecastHeavy rain (total 32mm), heaviest during Thu morning. Very mild (max 10°C on Thu afternoon, min 5°C on Fri night). Winds decreasing (gales from the E on Thu morning, light winds from the NNW by Fri morning). | Days 4-6 Weather SummaryLight rain (total 3mm), mostly falling on Sun morning. Mild temperatures (max 6°C on Sat afternoon, min 4°C on Sat night). Mainly strong winds. | ||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | |||||||||||||||
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 11 | SW 11 | SW 11 | ESE 9 | SE 10 | S 16 | S 13 | S 12 | S 11 | S 10 | WSW 8 | S 9 | SW 12 | SW 12 | W 9 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 7 | SW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3591 | 4444 | 1848 | 2404 | 3109 | 18654 | 2611 | 909 | 389 | 200 | 169 | 127 | 199 | 505 | 101 | 115 | 94 | 73 | 28 | 24 | 41 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | off | cross-off | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross | cross-on | cross-on | cross |
High Tide | 4:25PM2.73m | 4:44AM2.62m | 4:58PM2.93m | 5:16AM2.85m | 5:30PM3.10m | 5:47AM3.05m | 6:01PM3.23m | 6:19AM3.21m | 6:32PM3.29m | 6:51AM3.31m | 7:06PM3.28m | 7:25AM3.34m | 7:41PM3.19m | ||||||||
Low Tide | 10:09AM0.77m | 10:40PM0.62m | 10:45AM0.53m | 11:11PM0.38m | 11:18AM0.30m | 11:40PM0.17m | 11:51AM0.13m | 00:10AM0.02m | 12:24PM0.02m | 00:41AM-0.06m | 12:59PM-0.02m | 1:14AM-0.05m | 1:35PM0.04m | 1:49AM0.04m | |||||||
 |  |  |  |  |  |  | |  | | | |  | | | | |  | | | | |
 | 7:13 | — | — | 7:16 | — | — | 7:18 | — | — | 7:22 | — | — | 7:24 | — | — | 7:28 | — | — | 7:30 | — | — |
 | — | 7:28 | — | — | 7:24 | — | — | 7:21 | — | — | 7:17 | — | — | 7:14 | — | — | 7:10 | — | — | 7:07 | — |
mm | 2 | — | 8 | 11 | 7 | 4 | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | 2 | 3 |
Temp °C | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 6 | 5 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 9 | 9 | 10 |
Feels °C | -3 | -1 | 3 | -3 | 1 | 4 | 5 | 2 | -3 | -5 | -2 | -3 | -1 | 1 | -1 | -3 | -3 | -2 | 2 | -1 | 0 |
Swell 1 Height (m) Direction Period (s) | NNW 12 | — | SW 11 | WSW 10 | SSW 11 | S 16 | S 13 | S 12 | S 11 | S 10 | WSW 8 | S 9 | S 9 | SW 12 | W 9 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 7 | SW 9 |
| kJ | 14 | — | 1848 | 214 | 1685 | 18654 | 2611 | 909 | 389 | 200 | 169 | 127 | 155 | 505 | 101 | 115 | 94 | 73 | 28 | 24 | 41 |
Swell 2 Height (m) Direction Period (s) | — | — | S 15 | S 15 | WSW 9 | NNW 8 | NW 13 | SSW 9 | WSW 8 | W 15 | W 9 | W 9 | SW 12 | ENE 8 | S 10 | NW 9 | SW 9 | S 12 | WSW 8 | W 6 | WSW 12 |
| kJ | — | — | 4 | 4 | 47 | 146 | 444 | 202 | 120 | 17 | 97 | 23 | 199 | 103 | 65 | 67 | 14 | 3 | 6 | 7 | 15 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 19 | — | — | NW 14 | WSW 7 | — | SW 16 | S 15 | SSW 13 | SW 14 | SW 8 | S 8 | SE 10 | ESE 10 | S 12 | SSW 8 | WSW 9 | S 11 |
| kJ | — | — | — | 7 | — | — | 407 | 107 | — | 10 | 17 | 17 | 8 | 67 | 47 | 16 | 10 | 3 | 6 | 7 | 3 |
Wind waves Height (m) Direction Period (s) | SW 11 | SW 11 | — | ESE 9 | SE 10 | NNW 9 | WNW 10 | NW 14 | NW 9 | NW 8 | NNW 6 | NNE 4 | N 6 | NE 4 | NNE 4 | N 5 | NNW 6 | NNW 6 | NW 5 | NW 4 | SE 4 |
| kJ | 3591 | 4444 | — | 2404 | 3109 | 293 | 419 | 1688 | 1089 | 250 | 98 | 37 | 62 | 3 | 2 | 27 | 175 | 122 | 25 | 5 | 19 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1182 | 348 | 33 | 1094 | 1132 | 1300 | 51 | 51 | 1150 | 1159 | 1140 | 1133 | 1094 | 783 | 348 | 51 | 1132 | 3 | 348 | 348 | 783 |
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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