Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 16:15.

Why: Wind now 20.0 kt from S; no two consecutive green forecast windows; next six hours 19.9–21.8 kt, gusting up to 36.5 kt; wind direction changing S to SSW; rain chance up to 83%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 1.4 kt · direction difference 7°
Forecast confidenceEstablished

Station 10:31 · forecast 10:21 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 10:31
Wind now20.0 kt
Wind directionS180°
Gust, last hour36.5 kt
1-hour average19.8 kt
Temperature16.3°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.7 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.4 mUp to 1.5 m in six hours
Wave period4.6 sLonger periods can carry more energy
Wave directionSSW202° from
Swell height0.2 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.

11:15
Likely unsuitable 20.2 kt S Gust 36.5 kt Rain 9% · Daylight High tide 10:01
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
12:15
Likely unsuitable 21.2 kt S Gust 33.3 kt Rain 48% · 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
13:15
Likely unsuitable 21.5 kt SSW Gust 34.3 kt Rain 78% · 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
14:15
Likely unsuitable 20.8 kt SSW Gust 34.6 kt Rain 83% · 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
15:15
Likely unsuitable 21.8 kt SSW Gust 33.5 kt Rain 60% · Daylight Low tide 16:20
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
16:15
Likely unsuitable 19.9 kt SSW Gust 30.2 kt Rain 13% · Daylight Low tide 16:20
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
11:15Likely unsuitable

20.2 kt S 180°

Likely 19.0–21.7 kt

Gust 36.5 kt

Chance of gust 18 kt or more: 100%
12:15Likely unsuitable

21.2 kt S 189°

Likely 19.8–22.4 kt

Gust 33.3 kt

Chance of gust 18 kt or more: 99%
13:15Likely unsuitable

21.5 kt SSW 194°

Likely 19.7–23.3 kt

Gust 34.3 kt

Chance of gust 18 kt or more: 99%
14:15Likely unsuitable

20.8 kt SSW 195°

Likely 19.3–21.7 kt

Gust 34.6 kt

Chance of gust 18 kt or more: 99%
15:15Likely unsuitable

21.8 kt SSW 203°

Likely 20.9–23.8 kt

Gust 33.5 kt

Chance of gust 18 kt or more: 98%
16:15Likely unsuitable

19.9 kt SSW 208°

Likely 18.9–22.2 kt

Gust 30.2 kt

Chance of gust 18 kt or more: 97%

Independent cross-check

Met Office, next six hours

Strongest wind
22.4 kt
Strongest gust
33.5 kt
Rain chance
83%
Temperature
15–17°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides