Surf Forecasts:
How big are the waves at Grunta Beach today (20 Aug):
- 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 (0.8m), 9s period with W swell.
The current surf forecast for Grunta Beach at 11PM is: 0.7m 9s primary swell from a West direction and 0.9m 7s secondary swell from a West direction, 0.9m 4s secondary swell from a North-northwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 5ft (1.5m) | 7s |
| Evening (20 Aug) | 2.5ft (0.8m) | 9s |
Table - waves today at Grunta Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu afternoon, light winds from the NE by Sat night). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 7 | W 7 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WNW 6 | W 8 | WSW 8 | W 8 | WSW 10 | WSW 10 | WSW 10 | W 9 | W 9 | W 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 223 | 107 | 79 | 160 | 103 | 76 | 54 | 49 | 47 | 24 | 21 | 23 | 35 | 31 | 31 | 31 | 28 | 26 | 14 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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-on | cross |
High Tide | 11:54PM6.94m | 12:28PM6.65m | 1:01AM6.42m | 1:59PM6.38m | |||||||||||||||
Low Tide | 5:29PM2.87m | 5:54AM3.20m | 6:38PM3.39m | 7:20AM3.61m | 8:18PM3.55m | ||||||||||||||
 | |  | | | | | | | | | |  |  | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | 8:29 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:24 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 14 | 14 | 15 | 15 | 16 | 18 | 16 |
Feels °C | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 12 | 12 | 14 | 12 | 10 | 11 | 12 | 12 | 12 | 15 | 12 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 7 | W 7 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WSW 8 | WNW 4 | NW 4 | W 8 | WSW 10 | WSW 10 | WSW 10 | W 9 | W 9 | W 9 |
| kJ | 63 | 107 | 69 | 160 | 103 | 76 | 54 | 49 | 47 | 22 | 14 | 4 | 35 | 31 | 31 | 31 | 28 | 26 | 14 |
Swell 2 Height (m) Direction Period (s) | SW 15 | W 9 | W 9 | SW 14 | SW 14 | SW 14 | W 16 | N 4 | SW 13 | SW 13 | W 8 | WSW 8 | SW 16 | N 6 | NNW 6 | NW 6 | SW 15 | SW 15 | SW 15 |
| kJ | 8 | 101 | 79 | 8 | 7 | 7 | 5 | 1 | 7 | 7 | 21 | 23 | 10 | 2 | 3 | 1 | 9 | 9 | 8 |
Swell 3 Height (m) Direction Period (s) | — | SW 14 | SW 14 | W 9 | W 9 | W 14 | W 13 | SW 13 | W 16 | W 16 | SW 16 | W 5 | SW 16 | — | SW 15 | SW 15 | W 12 | W 12 | — |
| kJ | — | 8 | 8 | 59 | 40 | 4 | 3 | 7 | 5 | 5 | 10 | 2 | 10 | — | 9 | 9 | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | W 7 | NW 4 | NNW 4 | NNW 5 | NNW 4 | NNW 4 | NNW 4 | NW 4 | NW 3 | WNW 6 | — | — | — | — | — | — | — | NW 2 | NNW 3 |
| kJ | 223 | 16 | 28 | 24 | 19 | 17 | 13 | 6 | 4 | 24 | — | — | — | — | — | — | — | 1 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 609 | 235 | 41 | 41 | 41 | 43 | 43 | 147 | 310 | 39 | 48 | 145 | 0 | 6 | 6 | 114 | 146 | 145 | 145 |
Best forecast wave conditions in North Devon | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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