Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 23:10 to 02:10.

Why: Wind now 8.0 kt from S; next six hours 9.1–14.8 kt, gusting up to 22.6 kt; wind direction changing S to SSW to SW; rain chance up to 50%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 0.5 kt · direction difference 20°
Forecast confidenceEstablished

Station 22:26 · forecast 22:18 Guidance only — not a go/no-go instruction. Check your ability, boat, sea state, tide and official warnings before sailing.

Ravenspoint station

Conditions now

Updated 22:26
Wind now8.0 kt
Wind directionS180°
Gust, last hour15.6 kt
1-hour average8.9 kt
Temperature16.6°C
Rain now0.0 mm/h
3-hour wind trendIncreasing+0.7 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height0.2 mUp to 0.5 m in six hours
Wave period3.5 sLonger periods can carry more energy
Wave directionSW223° from
Swell height0.1 mModelled offshore grid value

Marine model guidance from Open-Meteo. Coastal resolution is limited and this must not replace local observation, nautical forecasts or seamanship.

Decision timeline

Sailing outlook by hour

Next six hours

Wind, gusts, rain, daylight, nearby tide turns and the wind-based TBSC 2026 course selection. Forecast bearings are converted approximately to magnetic; race officers should shorten for poor visibility, rough sea or other local concerns.

23:10
Likely suitable 9.1 kt SSW Gust 16.6 kt Rain 6% · Dark
Long course 195° magnetic Oppy 1R · Optimist 6R · Feva 13R Slow 13R · Myth 13R · Misc 18R · 1/2 Rater 18R Start Red · R = reverse
Local model
00:10
Likely suitable 11.3 kt SSW Gust 18.8 kt Rain 12% · Dark
Short course 210° magnetic Oppy 1R · Optimist 3R · Feva 10R Slow 10R · Myth 10R · Misc 18R · 1/2 Rater 18R Start Red · R = reverse
Local model
01:10
Likely suitable 11.9 kt SSW Gust 18.8 kt Rain 12% · Dark
Short course 210° magnetic Oppy 1R · Optimist 3R · Feva 10R Slow 10R · Myth 10R · Misc 18R · 1/2 Rater 18R Start Red · R = reverse
Local model
02:10
Likely suitable 14.0 kt SW Gust 21.1 kt Rain 50% · Dark
Short course 225° magnetic Oppy 1R · Optimist 3R · Feva 11R Slow 11R · Myth 11R · Misc 13R · 1/2 Rater 17 Start Red · R = reverse
Local model
03:10
Marginal 14.2 kt SW Gust 21.5 kt Rain 14% · Dark
Short course 225° magnetic Oppy 1R · Optimist 3R · Feva 11R Slow 11R · Myth 11R · Misc 13R · 1/2 Rater 17 Start Red · R = reverse
Local model
04:10
Marginal 14.8 kt SW Gust 22.6 kt Rain 12% · Dark
Short course 225° magnetic Oppy 1R · Optimist 3R · Feva 11R Slow 11R · Myth 11R · Misc 13R · 1/2 Rater 17 Start Red · R = reverse
Local model

Experimental local model

Next six hours

How the model works
23:10Likely suitable

9.1 kt SSW 199°

Likely 8.0–10.0 kt

Gust 16.6 kt

Chance of gust 18 kt or more: 36%
00:10Likely suitable

11.3 kt SSW 205°

Likely 9.0–11.3 kt

Gust 18.8 kt

Chance of gust 18 kt or more: 45%
01:10Likely suitable

11.9 kt SSW 206°

Likely 9.4–12.5 kt

Gust 18.8 kt

Chance of gust 18 kt or more: 49%
02:10Likely suitable

14.0 kt SW 220°

Likely 11.4–14.5 kt

Gust 21.1 kt

Chance of gust 18 kt or more: 61%
03:10Marginal

14.2 kt SW 222°

Likely 11.8–15.0 kt

Gust 21.5 kt

Chance of gust 18 kt or more: 59%
04:10Marginal

14.8 kt SW 222°

Likely 12.7–15.4 kt

Gust 22.6 kt

Chance of gust 18 kt or more: 50%

Independent cross-check

Met Office, next six hours

Strongest wind
13.2 kt
Strongest gust
19.2 kt
Rain chance
50%
Temperature
16–16°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides