Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 23:25.

Why: Wind now 18.0 kt from SSE; no two consecutive green forecast windows; next six hours 19.3–24.6 kt, gusting up to 42.7 kt; wind direction changing SSE to S to SSW; rain chance up to 85%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 3.3 kt · direction difference 9°
Forecast confidenceEstablished

Station 22:35 · forecast 22:33 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 22:35
Wind now18.0 kt
Wind directionSSE158°
Gust, last hour31.3 kt
1-hour average16.8 kt
Temperature15.8°C
Rain now0.0 mm/h
3-hour wind trendFalling-1.5 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.7 mUp to 2.1 m in six hours
Wave period5.4 sLonger periods can carry more energy
Wave directionSSW203° 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.

23:25
Likely unsuitable 19.3 kt S Gust 31.2 kt Rain 13% · Dark High tide 23:32
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
00:25
Likely unsuitable 21.0 kt SSW Gust 36.8 kt Rain 12% · Dark High tide 23:32
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
01:25
Likely unsuitable 23.6 kt SSW Gust 39.9 kt Rain 45% · 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
02:25
Likely unsuitable 23.0 kt SSW Gust 40.5 kt Rain 9% · Dark
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
03:25
Likely unsuitable 23.4 kt SSW Gust 41.0 kt Rain 44% · Dark
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
04:25
Likely unsuitable 24.6 kt SSW Gust 42.7 kt Rain 85% · Dark
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

Experimental local model

Next six hours

How the model works
23:25Likely unsuitable

19.3 kt S 182°

Likely 18.0–20.8 kt

Gust 31.2 kt

Chance of gust 18 kt or more: 99%
00:25Likely unsuitable

21.0 kt SSW 193°

Likely 19.5–25.0 kt

Gust 36.8 kt

Chance of gust 18 kt or more: 99%
01:25Likely unsuitable

23.6 kt SSW 202°

Likely 22.2–26.8 kt

Gust 39.9 kt

Chance of gust 18 kt or more: 97%
02:25Likely unsuitable

23.0 kt SSW 200°

Likely 21.2–25.8 kt

Gust 40.5 kt

Chance of gust 18 kt or more: 96%
03:25Likely unsuitable

23.4 kt SSW 193°

Likely 21.4–26.7 kt

Gust 41.0 kt

Chance of gust 18 kt or more: 95%
04:25Likely unsuitable

24.6 kt SSW 197°

Likely 22.5–27.2 kt

Gust 42.7 kt

Chance of gust 18 kt or more: 92%

Independent cross-check

Met Office, next six hours

Strongest wind
24.9 kt
Strongest gust
40.2 kt
Rain chance
85%
Temperature
16–17°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides