Wind Days = % of days with 12–35 knot average wind speed (ideal kiting conditions). Based on 6 years of historical weather data.
Waves breaking on sandy bottom, varied conditions
Hellmouth is a west-facing beach break located on the Pembrokeshire coast in Wales, directly exposed to Atlantic swell and prevailing westerly winds. The spot is characterized by a sandy beach backed by low dunes and grassland, with rocky outcrops visible in the nearshore zone. This is a genuine open-ocean exposure point with significant fetch and consistent swell generation. The beach setting provides straightforward access but requires careful navigation of shallow rocky areas near the shore. Wind reliability is modest at 32.5%, typical for exposed Welsh coastal locations. Best conditions occur with northerly or southerly winds (side-shore), allowing riders to work parallel to the beach while maintaining safety distance from rocks. Water temperature averages 11.2°C, necessitating adequate thermal protection. Wave heights around 1m average suggest variable conditions; larger Atlantic swells can significantly increase this. The spot suits intermediate riders comfortable with rock hazards and open-water conditions. Low wind reliability means sessions require patience and flexible scheduling.
Real-time wind conditions and 10-day forecast powered by ECMWF
Historical ocean data for wetsuit planning & water type
Challenging chop, experienced riders
Wind reliability by time of day (average across all months)
Months with 50%+ wind days (12–35 knots)
Historical averages based on 6 years of data
| Month | Wind Days | Avg Wind | Temp | Best Time |
|---|---|---|---|---|
| Jan | 42% | 11kts | 6°feels 2° | PM |
| Feb | 54% | 13kts | 7°feels 2° | PM |
| Mar | 34% | 10kts | 8°feels 4° |
Plan your wetsuit and know what to expect in the water
Search for the best dates based on historical wind data.
Find Best Dates| PM |
| Apr | 16% | 8kts | 10°feels 6° | PM |
| May | 17% | 8kts | 12°feels 10° | PM |
| Jun | 22% | 9kts | 15°feels 13° | PM |
| Jul | 16% | 8kts | 16°feels 15° | PM |
| Aug | 27% | 9kts | 17°feels 15° | PM |
| Sep | 26% | 9kts | 15°feels 13° | PM |
| Oct | 45% | 11kts | 12°feels 9° | AM |
| Nov | 41% | 11kts | 10°feels 6° | AM |
| Dec | 49% | 12kts | 8°feels 3° | PM |