Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 04:55 to 06:55.

Why: Wind now 20.0 kt from SSE; next six hours 8.4–15.4 kt, gusting up to 25.9 kt; wind direction changing SSE to SW to WNW to NW; rain chance up to 91%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 0.5 kt · direction difference 27°
Forecast confidenceEstablished

Station 01:04 · forecast 01:02 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 01:04
Wind now20.0 kt
Wind directionSSE158°
Gust, last hour29.5 kt
1-hour average15.0 kt
Temperature16.6°C
Rain now0.0 mm/h
3-hour wind trendSteady-0.1 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.0 mUp to 1.0 m in six hours
Wave period4.3 sLonger periods can carry more energy
Wave directionSSW211° 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.

01:55
Marginal 14.6 kt SW Gust 25.0 kt Rain 10% · 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
02:55
Marginal 15.4 kt SW Gust 25.9 kt Rain 12% · Dark Low tide 03:57
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
03:55
Marginal 15.4 kt SW Gust 25.4 kt Rain 83% · Dark Low tide 03:57
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
04:55
Likely suitable 11.8 kt WNW Gust 20.4 kt Rain 91% · Dark Low tide 03:57
Short course 300° magnetic Oppy 1R · Optimist 2 · Feva 7 Slow 7 · Myth 7 · Misc 19 · 1/2 Rater 19 Start G/W · R = reverse
Local model
05:55
Likely suitable 8.9 kt NW Gust 16.3 kt Rain 57% · Dark
Long course 315° magnetic Oppy 1R · Optimist 3R · Feva 12R Slow 12R · Myth 12R · Misc 25R · 1/2 Rater 24R Start Red · R = reverse
Local model
06:55
Likely suitable 8.4 kt NW Gust 15.6 kt Rain 57% · Dark
Long course 315° magnetic Oppy 1R · Optimist 3R · Feva 12R Slow 12R · Myth 12R · Misc 25R · 1/2 Rater 24R Start Red · R = reverse
Local model

Experimental local model

Next six hours

How the model works
01:55Marginal

14.6 kt SW 214°

Likely 14.4–16.7 kt

Gust 25.0 kt

Chance of gust 18 kt or more: 99%
02:55Marginal

15.4 kt SW 218°

Likely 14.8–16.7 kt

Gust 25.9 kt

Chance of gust 18 kt or more: 98%
03:55Marginal

15.4 kt SW 223°

Likely 15.0–17.0 kt

Gust 25.4 kt

Chance of gust 18 kt or more: 97%
04:55Likely suitable

11.8 kt WNW 303°

Likely 6.5–9.0 kt

Gust 20.4 kt

Chance of gust 18 kt or more: 96%
05:55Likely suitable

8.9 kt NW 310°

Likely 2.0–4.5 kt

Gust 16.3 kt

Chance of gust 18 kt or more: 95%
06:55Likely suitable

8.4 kt NW 320°

Likely 2.8–4.3 kt

Gust 15.6 kt

Chance of gust 18 kt or more: 94%

Independent cross-check

Met Office, next six hours

Strongest wind
16.8 kt
Strongest gust
24.3 kt
Rain chance
91%
Temperature
14–17°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides