Surf Forecasts:
How big are the waves at Grindavik Antenas today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 5ft (1.5m), 9s period with S swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 4.5ft (1.3m), 9s period with S swell.
- Evening surf: Evening surf (25 Aug, local time) - 3.5ft (1.1m), 8s period with S swell.
The current surf forecast for Grindavik Antenas at 1AM is: 1.9m 10s primary swell from a South direction and 0.5m 9s secondary swell from a West direction (forecast issued at 05:00pm August 24). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 5ft (1.5m) | 9s |
| Afternoon (25 Aug) | 4.5ft (1.3m) | 9s |
| Evening (25 Aug) | 3.5ft (1.1m) | 8s |
Table - waves today at Grindavik Antenas. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 10°C on Tue morning, min 6°C on Tue night). Winds decreasing (strong winds from the NNW on Mon afternoon, light winds from the N by Tue morning). | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 9 | S 9 | S 11 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | SW 8 | SW 7 | S 8 | WSW 10 | SSW 13 | S 7 | SSW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 311 | 343 | 828 | 654 | 605 | 518 | 375 | 364 | 269 | 257 | 169 | 136 | 109 | 62 | 80 | 39 | 58 | 40 | 34 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off |
High Tide | 4:18PM2.57m | 4:38AM2.37m | 4:59PM2.78m | 5:15AM2.58m | 5:32PM2.97m | ||||||||||||||
Low Tide | 10:38PM0.91m | 10:38AM0.76m | 11:14PM0.68m | 11:15AM0.54m | |||||||||||||||
 | |  |  | | |  | | |  | | | | | | | | | | |
 | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | 9:14 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:07 |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 7 | 9 | 9 | 8 |
Feels °C | 0 | 1 | 3 | 6 | 7 | 5 | 6 | 7 | 7 | 5 | 3 | 1 | -1 | -1 | -1 | 1 | 3 | 2 | 0 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | S 9 | S 11 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | SW 8 | SW 7 | S 8 | SSE 8 | SSE 7 | S 7 | SSE 7 |
| kJ | 311 | 343 | 828 | 654 | 605 | 518 | 375 | 364 | 269 | 257 | 169 | 136 | 109 | 62 | 80 | 77 | 57 | 40 | 42 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | WSW 8 | W 9 | WNW 8 | WNW 8 | SSW 8 | W 10 | WNW 8 | W 8 | NNW 8 | SE 8 | SSE 8 | SSE 8 | SE 7 | WSW 10 | SSW 13 | SSE 10 | SSW 13 |
| kJ | 141 | 235 | 41 | 42 | 23 | 22 | 49 | 52 | 44 | 43 | 50 | 93 | 63 | 57 | 26 | 39 | 58 | 36 | 34 |
Swell 3 Height (m) Direction Period (s) | SW 11 | SW 12 | N 9 | SW 10 | SW 12 | SW 10 | W 10 | SW 11 | SW 11 | W 8 | WSW 9 | WSW 8 | S 8 | W 7 | SSW 13 | SW 10 | S 9 | SW 10 | W 8 |
| kJ | 44 | 36 | 26 | 37 | 66 | 38 | 32 | 44 | 58 | 35 | 45 | 50 | 50 | 24 | 53 | 17 | 2 | 16 | 1 |
Wind waves Height (m) Direction Period (s) | NNW 5 | NNW 5 | NW 5 | NW 5 | — | — | — | — | — | NW 6 | — | NNE 4 | NNW 5 | NNW 5 | N 4 | N 4 | NNW 5 | NNW 5 | NNW 5 |
| kJ | 44 | 52 | 21 | 6 | — | — | — | — | — | 33 | — | 5 | 40 | 42 | 15 | 15 | 30 | 42 | 52 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 54 | 832 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 832 | 832 | 832 | 832 | 832 | 0 | 54 | 54 |
Best forecast wave conditions in Reykjanes Peninsula | |||||||||||||||||||
Best forecast wave conditions in Iceland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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