Trearddur Bay sailing weather

Should I go sailing?

No clear window

No clearly suitable period; least risky conditions are around 05:40.

Why: Wind now 13.0 kt from WNW; no two consecutive green forecast windows; next six hours 14.5–18.0 kt, gusting up to 25.9 kt; wind direction changing WNW to NW; rain chance up to 10%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 0.1 kt · direction difference 20°
Forecast confidenceEstablished

Station 04:55 · forecast 04:47 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 04:55
Wind now13.0 kt
Wind directionWNW292°
Gust, last hour18.2 kt
1-hour average12.7 kt
Temperature15.6°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.5 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.0 mUp to 1.3 m in six hours
Wave period5.4 sLonger periods can carry more energy
Wave directionWSW242° 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.

05:40
Marginal 14.5 kt NW Gust 19.1 kt Rain 3% · Dark Low tide 06:36
Short course 315° magnetic Oppy 1R · Optimist 3R · Feva 11 Slow 12R · Myth 12R · Misc 14 · 1/2 Rater 14 Start G/W · R = reverse
Local model
06:40
Marginal 15.1 kt NW Gust 22.0 kt Rain 5% · Daylight Low tide 06:36
Short course 315° magnetic Oppy 1R · Optimist 3R · Feva 11 Slow 12R · Myth 12R · Misc 14 · 1/2 Rater 14 Start G/W · R = reverse
Local model
07:40
Marginal 15.0 kt NW Gust 22.2 kt Rain 9% · Daylight Low tide 06:36
Short course 315° magnetic Oppy 1R · Optimist 3R · Feva 11 Slow 12R · Myth 12R · Misc 14 · 1/2 Rater 14 Start G/W · R = reverse
Local model
08:40
Marginal 16.6 kt NW Gust 24.2 kt Rain 9% · Daylight
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
09:40
Likely unsuitable 18.0 kt NW Gust 25.9 kt Rain 10% · Daylight
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
10:40
Marginal 17.5 kt NW Gust 24.8 kt Rain 10% · Daylight
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

Experimental local model

Next six hours

How the model works
05:40Marginal

14.5 kt NW 308°

Likely 13.6–17.8 kt

Gust 19.1 kt

Chance of gust 18 kt or more: 57%
06:40Marginal

15.1 kt NW 307°

Likely 16.0–20.6 kt

Gust 22.0 kt

Chance of gust 18 kt or more: 63%
07:40Marginal

15.0 kt NW 307°

Likely 14.7–19.6 kt

Gust 22.2 kt

Chance of gust 18 kt or more: 60%
08:40Marginal

16.6 kt NW 306°

Likely 14.9–21.2 kt

Gust 24.2 kt

Chance of gust 18 kt or more: 60%
09:40Likely unsuitable

18.0 kt NW 305°

Likely 16.6–24.2 kt

Gust 25.9 kt

Chance of gust 18 kt or more: 65%
10:40Marginal

17.5 kt NW 306°

Likely 17.8–22.2 kt

Gust 24.8 kt

Chance of gust 18 kt or more: 53%

Independent cross-check

Met Office, next six hours

Strongest wind
18.0 kt
Strongest gust
25.9 kt
Rain chance
10%
Temperature
16–16°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides