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Grunta Beach surfForecast / Devon (North) / UK
48hr Weather and Surf, issued 6 pm Friday 15 May 2026 BSTForecast update in hr min s Forecast update imminent
Grunta Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grunta Beach sea temperature is
11.7° C
(Which is normal for this time of year)How big are the waves at Grunta Beach today?
The current surf forecast for Grunta Beach at 9PM is: 0.8m 4s primary swell from a West-northwest direction and 0.2m 9s secondary swell from a West direction, 0.1m 13s secondary swell from a West direction (forecast issued at 06:00pm May 15). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | - | - |
| Afternoon (15 May) | 3ft (0.9m) | 5s |
| Evening (15 May) | 2.5ft (0.8m) | 4s |
Table - waves today at Grunta Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Sun night. Very mild (max 12°C on Sat afternoon, min 9°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 5 | WNW 5 | WNW 4 | WNW 4 | W 5 | W 5 | W 9 | W 5 | W 5 | W 5 | W 6 | W 7 | W 7 | W 7 | W 7 | W 12 | W 12 | W 12 | W 6 | W 7 | W 7 | W 8 | W 8 | W 8 | |
48 | 39 | 21 | 10 | 15 | 16 | 14 | 16 | 28 | 34 | 99 | 173 | 178 | 153 | 149 | 103 | 480 | 132 | 284 | 480 | 491 | 337 | 302 | 196 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | on | on | on | |
High Tide | 5:44PM8.78m | 6:08AM9.04m | 6:30PM9.11m | 6:55AM9.23m | 7:16PM9.28m | 7:42AM9.24m | ||||||||||||||||||
Low Tide | 11:48PM1.04m | 12:13PM0.82m | 00:35AM0.78m | 12:58PM0.69m | 1:21AM0.69m | |||||||||||||||||||
 |  |  | | |  | |  | | | | |  | | | | | |  | | |  | | | |
 | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — |
 | — | 9:00 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | 9:04 |
— | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | 4 | — | — | |
Temp °C | 10 | 11 | 9 | 10 | 11 | 10 | 10 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 9 | 10 | 10 | 11 |
3 | 5 | 4 | 7 | 8 | 7 | 7 | 7 | 7 | 5 | 7 | 5 | 4 | 5 | 4 | 3 | 4 | 4 | 2 | 2 | 2 | 6 | 7 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 5 | W 5 | W 5 | W 5 | W 7 | W 7 | W 8 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 12 | W 8 | W 8 | W 8 |
 kJ | 2 | 2 | 6 | 5 | 15 | 16 | 10 | 4 | 4 | 5 | 4 | 14 | 31 | 28 | 47 | 103 | 138 | 132 | 64 | 64 | 46 | 337 | 302 | 196 |
Swell 2 Height (m) Direction Period (s) | SW 14 | W 14 | W 13 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 7 | — | W 13 | W 13 | W 13 | W 12 | W 8 | — | — | — | — | — | W 12 | — | — |
| kJ | 7 | 4 | 4 | 6 | 13 | 14 | 14 | 6 | 6 | 1 | — | 14 | 14 | 28 | 25 | 21 | — | — | — | — | — | 41 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 13 | W 13 | W 13 | W 13 | W 13 | W 15 | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 3 | 3 | 3 | 3 | 3 | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 5 | WNW 4 | WNW 4 | — | — | — | W 5 | W 5 | W 5 | W 6 | W 7 | W 7 | W 7 | W 7 | W 6 | W 12 | W 5 | W 6 | W 7 | W 7 | — | — | — |
| kJ | 48 | 39 | 21 | 10 | — | — | — | 16 | 28 | 34 | 99 | 173 | 178 | 153 | 149 | 101 | 480 | 114 | 284 | 480 | 491 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 418 | 416 | 332 | 78 | 279 | 279 | 279 | 385 | 387 | 385 | 317 | 317 | 112 | 45 | 294 | 324 | 324 | 326 | 324 | 119 | 124 | 41 | 23 | 23 |
Best forecast wave conditions in North Devon | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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