Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 13:40.

Why: Wind now 34.0 kt from SW; no two consecutive green forecast windows; next six hours 17.8–33.7 kt, gusting up to 45.2 kt; wind direction changing SW to WSW; rain chance up to 36%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 4.4 kt · direction difference 21°
Forecast confidenceEstablished

Station 07:50 · forecast 07:47 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 07:50
Wind now34.0 kt
Wind directionSW225°
Gust, last hour46.9 kt
1-hour average32.0 kt
Temperature12.3°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.2 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height3.3 mUp to 3.3 m in six hours
Wave period8.2 sLonger periods can carry more energy
Wave directionSW223° from
Swell height0.6 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.

08:40
Likely unsuitable 31.9 kt SW Gust 43.4 kt Rain 0% · Daylight High tide 09:53
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
09:40
Likely unsuitable 33.7 kt SW Gust 45.2 kt Rain 5% · Daylight High tide 09:53
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
10:40
Likely unsuitable 24.4 kt WSW Gust 33.0 kt Rain 5% · Daylight High tide 09:53
Short course 240° magnetic Oppy 1R · Optimist 3 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model
11:40
Likely unsuitable 19.6 kt WSW Gust 27.2 kt Rain 29% · Daylight
Short course 240° magnetic Oppy 1R · Optimist 3 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model
12:40
Marginal 17.8 kt WSW Gust 24.0 kt Rain 36% · Daylight
Short course 255° magnetic Oppy 1Y · Optimist 3 · Feva 8 Slow 8 · Myth 8 · Misc 20 · 1/2 Rater 20 Start G/W
Local model
13:40
Likely unsuitable 19.4 kt WSW Gust 26.9 kt Rain 36% · Daylight
Short course 240° magnetic Oppy 1R · Optimist 3 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model

Experimental local model

Next six hours

How the model works
08:40Likely unsuitable

31.9 kt SW 218°

Likely 30.8–34.2 kt

Gust 43.4 kt

Chance of gust 18 kt or more: 100%
09:40Likely unsuitable

33.7 kt SW 218°

Likely 33.3–37.4 kt

Gust 45.2 kt

Chance of gust 18 kt or more: 100%
10:40Likely unsuitable

24.4 kt WSW 243°

Likely 24.1–28.1 kt

Gust 33.0 kt

Chance of gust 18 kt or more: 99%
11:40Likely unsuitable

19.6 kt WSW 245°

Likely 19.4–23.0 kt

Gust 27.2 kt

Chance of gust 18 kt or more: 99%
12:40Marginal

17.8 kt WSW 254°

Likely 20.3–24.0 kt

Gust 24.0 kt

Chance of gust 18 kt or more: 99%
13:40Likely unsuitable

19.4 kt WSW 245°

Likely 19.0–22.9 kt

Gust 26.9 kt

Chance of gust 18 kt or more: 99%

Independent cross-check

Met Office, next six hours

Strongest wind
34.7 kt
Strongest gust
42.5 kt
Rain chance
36%
Temperature
12–13°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides