Surf Forecasts:
Grindavik Lighthouse ( Hopsnesta) surf forecast from 22 Aug 2026:
- Best quality surf: Sunday 23 Aug, 9PM (local time) - 6ft (1.8m), 9s period, SSW swell with cross-offshore winds.
- Most powerful swell: Tuesday 25 Aug, 3AM (local time) - 16ft (5.0m), 10s period, SSE swell with 5,450 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 9PM (local time) - 6ft (1.8m), 9s period with SSW 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 Sunday (Aug 23) at 9PM. The primary swell is predicted to be 1.8m and 9s period with a secondary swell of 1.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Grindavik Lighthouse ( Hopsnesta) in the next 16 days are 5.0m 10s and forecast to arrive on Tuesday (Aug 25) at 3AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 5s period and expected on Monday (Aug 24) at 3PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sun 23rd Aug) | 6ft (1.8m) 9s |
| Best Surf | 9PM (Sun 23rd Aug) | 6ft (1.8m) 9s |
| Most Powerful | 3AM (Tue 25th Aug) | 16ft (5.0m) 10s |
Table - best surf conditions forecast for Grindavik Lighthouse ( Hopsnesta) over the next 16 days.
Short Range ForecastHeavy rain (total 29mm), heaviest during Mon afternoon. Very mild (max 12°C on Sat afternoon, min 10°C on Sun night). Winds decreasing (near gales from the S on Sat afternoon, light winds from the ESE by Sun night). | Days 4-6 Weather SummaryLight rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 13°C on Wed night, min 11°C on Tue morning). Winds decreasing (strong winds from the S on Tue morning, calm by Thu morning). | ||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | |||||||||||||||
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) | WSW 9 | SW 10 | SW 10 | SW 10 | SW 10 | SSW 9 | SSW 9 | SSW 9 | SSE 10 | S 9 | S 8 | S 8 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 6 | SSE 6 | SE 7 | SE 7 | WNW 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1635 | 2061 | 2170 | 1947 | 1363 | 533 | 343 | 189 | 2812 | 1693 | 637 | 257 | 220 | 220 | 120 | 37 | 26 | 15 | 16 | 14 | 28 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-on | cross-on | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | cross-off | off | glassy | cross | cross | cross | cross-on | cross |
High Tide | 1:56PM2.24m | 2:36AM2.01m | 3:23PM2.37m | 3:51AM2.17m | 4:18PM2.57m | 4:38AM2.37m | 4:59PM2.78m | 5:15AM2.58m | 5:32PM2.97m | 5:47AM2.77m | 6:03PM3.12m | 6:18AM2.93m | 6:33PM3.23m | ||||||||
Low Tide | 8:37PM1.29m | 8:45AM1.18m | 9:52PM1.12m | 9:52AM0.99m | 10:38PM0.91m | 10:38AM0.76m | 11:14PM0.68m | 11:15AM0.54m | 11:45PM0.46m | 11:48AM0.34m | 00:15AM0.27m | 12:20PM0.18m | 00:44AM0.13m | ||||||||
 | |  |  |  |  | |  |  | | |  | | |  | | |  | | | | |
 | 5:41 | — | — | 5:45 | — | — | 5:48 | — | — | 5:50 | — | — | 5:52 | — | — | 5:56 | — | — | 5:58 | — | — |
 | — | — | 9:21 | — | — | 9:16 | — | — | 9:14 | — | — | 9:09 | — | — | 9:07 | — | — | 9:02 | — | — | 9:00 |
mm | 1 | 5 | 1 | — | — | — | 1 | 15 | 6 | — | — | 2 | 1 | 2 | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 13 | 13 | 11 | 13 | 13 |
Feels °C | 4 | 3 | 4 | 6 | 6 | 9 | 6 | 6 | 7 | 2 | 7 | 6 | 7 | 8 | 11 | 11 | 9 | 9 | 8 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSW 13 | SW 10 | SW 10 | SSW 9 | SSW 9 | SSW 9 | NW 7 | SSW 14 | SSW 11 | S 8 | S 10 | SSW 13 | S 12 | SSE 6 | SSE 6 | SSE 6 | SE 7 | SE 7 | SE 7 |
| kJ | 126 | 131 | 170 | 1947 | 1363 | 533 | 343 | 189 | 11 | 38 | 148 | 257 | 68 | 58 | 45 | 37 | 26 | 15 | 16 | 14 | 7 |
Swell 2 Height (m) Direction Period (s) | — | — | S 17 | S 14 | S 14 | WSW 9 | S 11 | S 12 | SW 10 | NNW 10 | W 10 | SSW 11 | SW 10 | W 7 | W 7 | WSW 7 | WSW 6 | ESE 8 | SSE 10 | S 11 | S 12 |
| kJ | — | — | 51 | 101 | 136 | 188 | 65 | 96 | 14 | 10 | 18 | 75 | 28 | 8 | 8 | 9 | 7 | 11 | 10 | 10 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 18 | NW 12 | WNW 8 | WSW 9 | SW 12 | WSW 8 | — | NW 11 | WSW 10 | W 6 | NW 7 | NW 7 | S 12 | S 11 | S 11 | SW 8 | S 8 | SW 9 |
| kJ | — | — | — | 25 | 5 | 71 | 31 | 35 | 6 | — | 5 | 20 | 7 | 2 | 2 | 12 | 10 | 10 | 3 | 1 | 3 |
Wind waves Height (m) Direction Period (s) | WSW 9 | SW 10 | SW 10 | — | — | — | NE 3 | ENE 5 | SSE 10 | S 9 | S 8 | — | SE 6 | SE 6 | SE 6 | — | — | NW 2 | NW 4 | NW 4 | WNW 5 |
| kJ | 1635 | 2061 | 2170 | — | — | — | 2 | 100 | 2812 | 1693 | 637 | — | 220 | 220 | 120 | — | — | 2 | 5 | 6 | 28 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1107 | 1244 | 1107 | 1107 | 1107 | 0 | 33 | 1037 | 348 | 830 | 830 | 348 | 0 | 1032 | 0 | 11 | 1032 | 783 | 1039 | 1107 | 1360 |
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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