Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 09:10.

Why: Wind now 17.0 kt from S; no two consecutive green forecast windows; next six hours 17.9–31.1 kt, gusting up to 51.2 kt; wind direction changing S to SSW to S to SSW; rain chance up to 98%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 3.1 kt · direction difference 17°
Forecast confidenceEstablished

Station 08:31 · forecast 08:17 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 08:31
Wind now17.0 kt
Wind directionS180°
Gust, last hour30.4 kt
1-hour average18.1 kt
Temperature12.1°C
Rain now0.0 mm/h
3-hour wind trendFalling-0.9 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.6 mUp to 2.8 m in six hours
Wave period5.3 sLonger periods can carry more energy
Wave directionSW223° from
Swell height0.3 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.

09:10
Marginal 17.9 kt SSW Gust 27.8 kt Rain 93% · Daylight High tide 09:15
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
10:10
Likely unsuitable 19.5 kt S Gust 32.3 kt Rain 98% · Daylight High tide 09:15
Short course 180° magnetic Oppy 1Y · Optimist 2 · Feva 11 Slow 11 · Myth 11 · Misc 23 · 1/2 Rater 23 Start Red · R = reverse
Local model
11:10
Likely unsuitable 24.2 kt S Gust 40.1 kt Rain 98% · Daylight
Short course 195° magnetic Oppy 1R · Optimist 3R · Feva 10R Slow 10R · Myth 10R · Misc 18R · 1/2 Rater 18R Start Red · R = reverse
Local model
12:10
Likely unsuitable 26.4 kt S Gust 43.9 kt Rain 98% · Daylight
Short course 180° magnetic Oppy 1Y · Optimist 2 · Feva 11 Slow 11 · Myth 11 · Misc 23 · 1/2 Rater 23 Start Red · R = reverse
Local model
13:10
Likely unsuitable 31.1 kt S Gust 51.2 kt Rain 98% · Daylight
Short course 195° magnetic Oppy 1R · Optimist 3R · Feva 10R Slow 10R · Myth 10R · Misc 18R · 1/2 Rater 18R Start Red · R = reverse
Local model
14:10
Likely unsuitable 28.7 kt SSW Gust 45.8 kt Rain 98% · Daylight Low tide 15:31
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

Experimental local model

Next six hours

How the model works
09:10Marginal

17.9 kt SSW 204°

Likely 16.9–20.1 kt

Gust 27.8 kt

Chance of gust 18 kt or more: 99%
10:10Likely unsuitable

19.5 kt S 186°

Likely 18.5–20.2 kt

Gust 32.3 kt

Chance of gust 18 kt or more: 98%
11:10Likely unsuitable

24.2 kt S 188°

Likely 22.6–25.0 kt

Gust 40.1 kt

Chance of gust 18 kt or more: 98%
12:10Likely unsuitable

26.4 kt S 182°

Likely 24.3–26.2 kt

Gust 43.9 kt

Chance of gust 18 kt or more: 97%
13:10Likely unsuitable

31.1 kt S 190°

Likely 28.9–29.8 kt

Gust 51.2 kt

Chance of gust 18 kt or more: 96%
14:10Likely unsuitable

28.7 kt SSW 209°

Likely 28.8–31.3 kt

Gust 45.8 kt

Chance of gust 18 kt or more: 96%

Independent cross-check

Met Office, next six hours

Strongest wind
30.9 kt
Strongest gust
49.6 kt
Rain chance
98%
Temperature
11–14°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides