Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 22:40 to 23:40.

Why: Wind now 17.0 kt from SSW; next six hours 12.8–14.1 kt, gusting up to 21.0 kt; wind direction changing SSW to SW to SSW; rain chance up to 18%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 2.5 kt · direction difference 24°
Forecast confidenceEstablished

Station 21:59 · forecast 21:47 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 21:59
Wind now17.0 kt
Wind directionSSW202°
Gust, last hour23.5 kt
1-hour average13.3 kt
Temperature13.9°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.9 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.2 mUp to 1.2 m in six hours
Wave period6.1 sLonger periods can carry more energy
Wave directionSW218° from
Swell height0.8 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.

22:40
Likely suitable 13.7 kt SSW Gust 20.0 kt Rain 5% · Dark High tide 22:52
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
23:40
Likely suitable 12.8 kt SSW Gust 21.0 kt Rain 7% · Dark High tide 22:52
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
00:40
Marginal 13.8 kt SW Gust 19.7 kt Rain 9% · Dark
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
01:40
Marginal 13.3 kt SW Gust 18.9 kt Rain 10% · Dark
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
02:40
Marginal 14.1 kt SW Gust 19.3 kt Rain 18% · 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
03:40
Likely suitable 13.6 kt SSW Gust 19.8 kt Rain 18% · 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
22:40Likely suitable

13.7 kt SSW 202°

Likely 12.3–15.1 kt

Gust 20.0 kt

Chance of gust 18 kt or more: 94%
23:40Likely suitable

12.8 kt SSW 202°

Likely 8.7–12.8 kt

Gust 21.0 kt

Chance of gust 18 kt or more: 91%
00:40Marginal

13.8 kt SW 218°

Likely 10.7–17.5 kt

Gust 19.7 kt

Chance of gust 18 kt or more: 91%
01:40Marginal

13.3 kt SW 220°

Likely 10.6–17.4 kt

Gust 18.9 kt

Chance of gust 18 kt or more: 88%
02:40Marginal

14.1 kt SW 215°

Likely 11.2–18.1 kt

Gust 19.3 kt

Chance of gust 18 kt or more: 87%
03:40Likely suitable

13.6 kt SSW 201°

Likely 9.5–13.8 kt

Gust 19.8 kt

Chance of gust 18 kt or more: 87%

Independent cross-check

Met Office, next six hours

Strongest wind
12.6 kt
Strongest gust
17.4 kt
Rain chance
18%
Temperature
13–14°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides