Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 14:10.

Why: Wind now 11.0 kt from W; no two consecutive green forecast windows; next six hours 16.6–20.6 kt, gusting up to 28.4 kt; wind direction changing W to WSW to SW; rain chance up to 9%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 1.4 kt · direction difference 11°
Forecast confidenceEstablished

Station 09:29 · forecast 09:17 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 09:29
Wind now11.0 kt
Wind directionW270°
Gust, last hour25.2 kt
1-hour average16.4 kt
Temperature16.0°C
Rain now0.0 mm/h
3-hour wind trendFalling-1.3 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.5 mUp to 1.5 m in six hours
Wave period6.0 sLonger periods can carry more energy
Wave directionSW226° from
Swell height1.2 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.

10:10
Marginal 16.7 kt W Gust 25.4 kt Rain 4% · Daylight Low tide 10:10
Short course 270° magnetic Oppy 1Y · Optimist 2 · Feva 8 Slow 8 · Myth 8 · Misc 20 · 1/2 Rater 20 Start G/W
Local model
11:10
Marginal 16.6 kt W Gust 24.3 kt Rain 1% · Daylight Low tide 10:10
Short course 270° magnetic Oppy 1Y · Optimist 2 · Feva 8 Slow 8 · Myth 8 · Misc 20 · 1/2 Rater 20 Start G/W
Local model
12:10
Likely unsuitable 20.6 kt WSW Gust 28.4 kt Rain 1% · 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
13:10
Likely unsuitable 19.7 kt WSW Gust 27.2 kt Rain 4% · 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
14:10
Marginal 17.0 kt WSW Gust 24.3 kt Rain 9% · 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
15:10
Likely unsuitable 18.2 kt SW Gust 26.4 kt Rain 5% · Daylight High tide 16:09
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
10:10Marginal

16.7 kt W 262°

Likely 14.8–18.5 kt

Gust 25.4 kt

Chance of gust 18 kt or more: 97%
11:10Marginal

16.6 kt W 262°

Likely 15.6–18.8 kt

Gust 24.3 kt

Chance of gust 18 kt or more: 96%
12:10Likely unsuitable

20.6 kt WSW 244°

Likely 19.8–22.3 kt

Gust 28.4 kt

Chance of gust 18 kt or more: 93%
13:10Likely unsuitable

19.7 kt WSW 237°

Likely 19.1–21.1 kt

Gust 27.2 kt

Chance of gust 18 kt or more: 83%
14:10Marginal

17.0 kt WSW 236°

Likely 16.5–18.8 kt

Gust 24.3 kt

Chance of gust 18 kt or more: 75%
15:10Likely unsuitable

18.2 kt SW 234°

Likely 17.9–20.2 kt

Gust 26.4 kt

Chance of gust 18 kt or more: 78%

Independent cross-check

Met Office, next six hours

Strongest wind
20.7 kt
Strongest gust
26.4 kt
Rain chance
9%
Temperature
17–17°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides