Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (30 Oct):
- Morning surf: Morning surf (30 Oct, local time) - 5ft (1.5m), 7s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Oct, local time) - 4.5ft (1.4m), 6s period with SSW swell.
- Evening surf: Evening surf (30 Oct, local time) - 3ft (0.9m), 7s period with SSW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 4PM is: 1.3m 6s primary swell from a South-southwest direction and 0.2m 12s secondary swell from a West-southwest direction, 0.3m 12s secondary swell from a West-southwest direction (forecast issued at 11:00am October 30). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Oct) | 5ft (1.5m) | 7s |
| Afternoon (30 Oct) | 4.5ft (1.4m) | 6s |
| Evening (30 Oct) | 3ft (0.9m) | 7s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 13°C on Fri afternoon, min 9°C on Sun night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the NW by Sat night). | |||||||||||||||||||||
Fri 30 | Saturday 31 | Sunday 1 | |||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SW 11 | SSW 6 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 189 | 172 | 160 | 100 | 78 | 59 | 51 | 37 | 30 | 26 | 17 | 47 | 46 | 45 | 27 | 16 | 9 | 9 | 9 | 6 | 6 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 12:43PM5.50m | 1:18AM5.27m | 1:39PM5.26m | 2:24AM4.95m | 2:46PM5.03m | ||||||||||||||||
Low Tide | 6:30AM1.21m | 7:02PM1.16m | 7:23AM1.57m | 8:03PM1.43m | 8:26AM1.93m | ||||||||||||||||
 |  |  |  | |  | | | | | |  | | | | | | | | | | |
 | 7:11 | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — |
 | — | — | 4:51 | — | — | — | — | — | — | — | 4:49 | — | — | — | — | — | — | — | 4:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 11 |
Feels °C | 7 | 6 | 7 | 9 | 10 | 10 | 10 | 9 | 10 | 9 | 9 | 10 | 11 | 11 | 7 | 4 | 4 | 5 | 6 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | WSW 13 | WSW 12 | SSW 7 | SSW 7 | SW 11 | SW 11 | SSW 6 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | N 5 |
| kJ | 7 | 7 | 16 | 14 | 78 | 59 | 19 | 19 | 26 | 18 | 17 | 47 | 46 | 45 | 27 | 16 | 9 | 9 | 9 | 6 | 40 |
Swell 2 Height (m) Direction Period (s) | — | — | WSW 12 | SW 12 | WSW 12 | SW 12 | SW 11 | — | SW 11 | — | — | — | — | — | — | SW 9 | SW 9 | SW 9 | — | — | SSW 8 |
| kJ | — | — | 28 | 35 | 14 | 21 | 43 | — | 30 | — | — | — | — | — | — | 3 | 3 | 3 | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 6 | SSW 6 | SSW 6 | — | — | SSW 7 | SSW 6 | — | SSW 6 | SSW 6 | — | — | — | N 3 | N 4 | N 5 | N 6 | N 6 | N 5 | — |
| kJ | 189 | 172 | 160 | 100 | — | — | 51 | 37 | — | 26 | 17 | — | — | — | 2 | 38 | 114 | 156 | 94 | 59 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 125 | 51 | 51 | 51 | 51 | 51 | 179 | 179 | 179 | 187 | 117 | 187 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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