Surf Forecasts:
How big are the waves at Grunta Beach today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 5ft (1.6m), 7s period with W swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5ft (1.5m), 7s period with W swell.
- Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 9s period with W swell.
The current surf forecast for Grunta Beach at 3AM is: 1.8m 8s primary swell from a West direction and 0.1m 15s secondary swell from a Southwest direction, 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00am August 20). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 5ft (1.6m) | 7s |
| Afternoon (20 Aug) | 5ft (1.5m) | 7s |
| Evening (20 Aug) | 2.5ft (0.7m) | 9s |
Table - waves today at Grunta Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Very mild (max 18°C on Sat afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the WSW on Wed night, light winds from the NNW by Sat afternoon). | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 7 | W 8 | W 8 | W 7 | W 7 | W 7 | WNW 7 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WNW 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 10 | W 10 | W 10 | W 9 | W 9 | W 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 349 | 368 | 368 | 243 | 242 | 229 | 158 | 83 | 59 | 101 | 76 | 66 | 48 | 94 | 34 | 22 | 23 | 24 | 31 | 29 | 29 | 28 | 26 | 14 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | off | off | off | cross-off | cross | cross-on | cross-off |
High Tide | 11:12PM7.55m | 11:33AM7.18m | 11:54PM6.94m | 12:28PM6.65m | 1:01AM6.42m | 1:59PM6.38m | ||||||||||||||||||
Low Tide | 5:06AM2.63m | 5:29PM2.87m | 5:54AM3.20m | 6:38PM3.39m | 7:20AM3.61m | 8:18PM3.55m | ||||||||||||||||||
 | |  |  |  |  | |  | |  | | | | | | | | | | | | | | | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:24 | — |
mm | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 18 | 18 | 17 |
Feels °C | 13 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 13 | 12 | 14 | 17 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | W 9 | W 9 | SW 15 | W 9 | W 6 | W 7 | W 9 | W 9 | W 8 | W 8 | SW 13 | W 8 | WSW 8 | NW 4 | NW 4 | WSW 10 | W 10 | W 10 | W 9 | W 9 | W 9 |
| kJ | 10 | 9 | 9 | 83 | 61 | 8 | 101 | 83 | 43 | 101 | 76 | 66 | 48 | 7 | 34 | 22 | 10 | 5 | 31 | 29 | 29 | 28 | 26 | 14 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 15 | W 15 | SW 15 | SW 15 | W 14 | SW 14 | W 9 | W 9 | SW 14 | SW 14 | SW 13 | SW 13 | W 16 | SW 13 | W 6 | WSW 8 | WSW 8 | NW 4 | NNW 6 | N 6 | SW 15 | SW 15 | NW 4 |
| kJ | 10 | 9 | 4 | 8 | 8 | 4 | 8 | 79 | 59 | 7 | 7 | 7 | 7 | 5 | 7 | 2 | 23 | 24 | 3 | 3 | 2 | 9 | 9 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 15 | — | — | — | SW 14 | SW 14 | SW 14 | — | W 16 | W 16 | W 13 | W 16 | SW 16 | W 6 | SW 16 | SW 16 | SW 15 | SW 15 | W 12 | W 12 | SW 15 |
| kJ | — | — | — | 4 | — | — | — | 8 | 8 | 7 | — | 5 | 5 | 3 | 5 | 10 | 2 | 10 | 10 | 9 | 9 | 3 | 3 | 9 |
Wind waves Height (m) Direction Period (s) | W 7 | W 8 | W 8 | W 7 | W 7 | W 7 | WNW 7 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | WNW 8 | NW 4 | NW 4 | — | — | — | — | — | — | — | — |
| kJ | 349 | 368 | 368 | 243 | 242 | 229 | 158 | 29 | 29 | 18 | 17 | 19 | 10 | 94 | 18 | 18 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 183 | 222 | 279 | 184 | 44 | 64 | 172 | 317 | 43 | 41 | 12 | 8 | 43 | 43 | 97 | 222 | 48 | 145 | 29 | 6 | 6 | 5 | 78 | 160 |
Best forecast wave conditions in North Devon | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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