Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 10:10 to 12:10.

Why: Wind now 17.0 kt from W; next six hours 11.9–14.3 kt, gusting up to 20.4 kt; wind direction changing W to WNW to W; rain chance up to 10%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 0.9 kt · direction difference 26°
Forecast confidenceEstablished

Station 09:19 · forecast 09:17 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 09:19
Wind now17.0 kt
Wind directionW270°
Gust, last hour24.3 kt
1-hour average15.8 kt
Temperature14.1°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.4 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.1 mUp to 1.1 m in six hours
Wave period4.6 sLonger periods can carry more energy
Wave directionWNW302° 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.

10:10
Likely suitable 14.3 kt WNW Gust 20.4 kt Rain 5% · 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
11:10
Likely suitable 14.2 kt WNW Gust 19.9 kt Rain 4% · 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
12:10
Likely suitable 14.2 kt WNW Gust 19.6 kt Rain 4% · Daylight High tide 13:29
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
13:10
Marginal 13.2 kt WNW Gust 18.2 kt Rain 6% · Daylight High tide 13:29
Short course 285° magnetic Oppy 1Y · Optimist 2 · Feva 7 Slow 7 · Myth 7 · Misc 19 · 1/2 Rater 19 Start G/W
Local model
14:10
Marginal 12.6 kt W Gust 17.3 kt Rain 5% · Daylight High tide 13:29
Short course 270° magnetic Oppy 1Y · Optimist 2 · Feva 8 Slow 8 · Myth 8 · Misc 20 · 1/2 Rater 20 Start G/W
Local model
15:10
Likely suitable 11.9 kt W Gust 16.4 kt Rain 4% · Daylight
Long course 255° magnetic Oppy 1Y · Optimist 4 · Feva 8 Slow 8 · Myth 8 · Misc 20 · 1/2 Rater 16 Start G/W
Local model

Experimental local model

Next six hours

How the model works
10:10Likely suitable

14.3 kt WNW 299°

Likely 13.6–15.9 kt

Gust 20.4 kt

Chance of gust 18 kt or more: 97%
11:10Likely suitable

14.2 kt WNW 298°

Likely 14.2–15.6 kt

Gust 19.9 kt

Chance of gust 18 kt or more: 92%
12:10Likely suitable

14.2 kt WNW 294°

Likely 14.3–15.6 kt

Gust 19.6 kt

Chance of gust 18 kt or more: 88%
13:10Marginal

13.2 kt WNW 282°

Likely 12.7–15.6 kt

Gust 18.2 kt

Chance of gust 18 kt or more: 88%
14:10Marginal

12.6 kt W 276°

Likely 12.5–15.4 kt

Gust 17.3 kt

Chance of gust 18 kt or more: 85%
15:10Likely suitable

11.9 kt W 261°

Likely 11.7–15.6 kt

Gust 16.4 kt

Chance of gust 18 kt or more: 82%

Independent cross-check

Met Office, next six hours

Strongest wind
14.5 kt
Strongest gust
21.3 kt
Rain chance
10%
Temperature
14–15°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides