10-day surf forecast with Strike Scores for Rhossili Bay, Gower, UK
Rhossili Bay is frequently voted one of the UK's most beautiful beaches--sweeping sand backed by dramatic cliffs.
Best day in the forecast: 2026-08-12 with a score of 37/100 (Poor)
Poor conditions overall: Average score 10/100. Look for spots with better forecasts.
Perfect alignment: Swell from 238° is within 5° of optimal 240°.
Marginal size: 1.1m is 0.6m from ideal 1.7m.
Short period: 7s is below minimum 8s. Windswell-dominated (choppy, weak waves).
Onshore/cross-shore: 29 km/h from 278° (W). Destroying wave quality. Offshore range: 30°-120°.
-10 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
-5 points: Short-period windswell is present, creating choppy, disorganized conditions.
Poor conditions at Rhossili Bay. Either swell direction (238°), size (1.1m), or wind (29 km/h from 278°) is unfavorable. Consider other spots or wait for better conditions.
1.1m (3.6ft) swell from 238° (WSW) at 7.1s period
Local wind-generated waves (choppy, short-period)
Moderate alignment: Swell from 254° is 14° off optimal 240°, workable but not ideal.
Marginal size: 0.9m is 0.8m from ideal 1.7m.
Short period: 6s is below minimum 8s. Windswell-dominated (choppy, weak waves).
Onshore/cross-shore: 21 km/h from 282° (WNW). Destroying wave quality. Offshore range: 30°-120°.
-17 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Groundswell-dominant conditions (clean, long-period waves).
Poor conditions at Rhossili Bay. Either swell direction (254°), size (0.9m), or wind (21 km/h from 282°) is unfavorable. Consider other spots or wait for better conditions.
0.9m (3.0ft) swell from 254° (WSW) at 6s period
Too small: 0.4m is below minimum 0.9m. Waves will be weak/mushy.
Moderate period: 9s meets minimum 8s but below ideal 12s. Some groundswell energy present.
Onshore/cross-shore: 11 km/h from 206° (SSW). Destroying wave quality. Offshore range: 30°-120°.
-21 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Poor conditions at Rhossili Bay. Either swell direction (254°), size (0.4m), or wind (11 km/h from 206°) is unfavorable. Consider other spots or wait for better conditions.
0.4m (1.3ft) swell from 254° (WSW) at 9.3s period
Good alignment: Swell from 243° is 3° off optimal 240°, still within prime range.
Too small: 0.3m is below minimum 0.9m. Waves will be weak/mushy.
Short period: 1s is below minimum 8s. Windswell-dominated (choppy, weak waves).
Onshore/cross-shore: 10 km/h from 195° (SSW). Destroying wave quality. Offshore range: 30°-120°.
-11 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Poor conditions at Rhossili Bay. Either swell direction (243°), size (0.3m), or wind (10 km/h from 195°) is unfavorable. Consider other spots or wait for better conditions.
0.3m (1.0ft) swell from 243° (WSW) at 0.6s period
Good alignment: Swell from 237° is 3° off optimal 240°, still within prime range.
Too small: 0.7m is below minimum 0.9m. Waves will be weak/mushy.
Onshore/cross-shore: 17 km/h from 284° (WNW). Destroying wave quality. Offshore range: 30°-120°.
-7 points: Short-period windswell is present, creating choppy, disorganized conditions.
Poor conditions at Rhossili Bay. Either swell direction (237°), size (0.7m), or wind (17 km/h from 284°) is unfavorable. Consider other spots or wait for better conditions.
0.7m (2.3ft) swell from 237° (WSW) at 7s period
Moderate alignment: Swell from 255° is 15° off optimal 240°, workable but not ideal.
Marginal size: 1.2m is 0.5m from ideal 1.7m.
Onshore/cross-shore: 15 km/h from 284° (WNW). Destroying wave quality. Offshore range: 30°-120°.
Poor conditions at Rhossili Bay. Either swell direction (255°), size (1.2m), or wind (15 km/h from 284°) is unfavorable. Consider other spots or wait for better conditions.
1.2m (3.9ft) swell from 255° (WSW) at 7s period
Moderate alignment: Swell from 251° is 11° off optimal 240°, workable but not ideal.
Too small: 0.6m is below minimum 0.9m. Waves will be weak/mushy.
Onshore/cross-shore: 14 km/h from 129° (SE). Destroying wave quality. Offshore range: 30°-120°.
Poor conditions at Rhossili Bay. Either swell direction (251°), size (0.6m), or wind (14 km/h from 129°) is unfavorable. Consider other spots or wait for better conditions.
0.6m (2.0ft) swell from 251° (WSW) at 7s period
Moderate alignment: Swell from 256° is 16° off optimal 240°, workable but not ideal.
Marginal size: 1.6m is 0.1m from ideal 1.7m.
Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
Onshore/cross-shore: 27 km/h from 228° (SW). Destroying wave quality. Offshore range: 30°-120°.
Poor conditions at Rhossili Bay. Either swell direction (256°), size (1.6m), or wind (27 km/h from 228°) is unfavorable. Consider other spots or wait for better conditions.
1.6m (5.2ft) swell from 256° (WSW) at 11s period
Very low confidence (8-10 day forecast, conditions may change)
Perfect size: 2.0m is at the sweet spot (ideal: 1.7m).
Onshore/cross-shore: 15 km/h from 269° (W). Destroying wave quality. Offshore range: 30°-120°.
Poor conditions at Rhossili Bay. Either swell direction (254°), size (2.0m), or wind (15 km/h from 269°) is unfavorable. Consider other spots or wait for better conditions.
2.0m (6.6ft) swell from 254° (WSW) at 9s period
Onshore/cross-shore: 27 km/h from 249° (WSW). Destroying wave quality. Offshore range: 30°-120°.
-7 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Poor conditions at Rhossili Bay. Either swell direction (251°), size (0.7m), or wind (27 km/h from 249°) is unfavorable. Consider other spots or wait for better conditions.
0.7m (2.3ft) swell from 251° (WSW) at 9s period
Open-Meteo Weather API (wind/weather data)