Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 03:40 to 04:40.

Why: Wind now 11.0 kt from SE; next six hours 10.5–14.9 kt, gusting up to 23.3 kt; wind direction changing SE to SSE; rain chance up to 73%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 3.9 kt · direction difference 16°
Forecast confidenceEstablished

Station 22:55 · forecast 22:47 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 22:55
Wind now11.0 kt
Wind directionSE135°
Gust, last hour19.1 kt
1-hour average9.5 kt
Temperature14.7°C
Rain now0.0 mm/h
3-hour wind trendIncreasing+2.0 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height0.9 mUp to 1.2 m in six hours
Wave period3.9 sLonger periods can carry more energy
Wave directionS179° from
Swell height0.5 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.

23:40
Marginal 13.5 kt SE Gust 19.2 kt Rain 44% · Dark High tide 22:58
Short course 135° magnetic Oppy 1Y · Optimist 3 · Feva 12 Slow 12 · Myth 12 · Misc 13 · 1/2 Rater 14R Start G/W · R = reverse
Local model
00:40
Likely suitable 10.5 kt SE Gust 20.5 kt Rain 73% · Dark
Short course 135° magnetic Oppy 1Y · Optimist 3 · Feva 12 Slow 12 · Myth 12 · Misc 13 · 1/2 Rater 14R Start G/W · R = reverse
Local model
01:40
Marginal 13.1 kt SE Gust 21.3 kt Rain 49% · Dark
Short course 150° magnetic Oppy 1Y · Optimist 3 · Feva 12 Slow 12 · Myth 13 · Misc 13 · 1/2 Rater 14R Start G/W · R = reverse
Local model
02:40
Marginal 13.6 kt SE Gust 21.3 kt Rain 15% · Dark
Short course 150° magnetic Oppy 1Y · Optimist 3 · Feva 12 Slow 12 · Myth 13 · Misc 13 · 1/2 Rater 14R Start G/W · R = reverse
Local model
03:40
Likely suitable 14.4 kt SSE Gust 22.6 kt Rain 50% · Dark
Short course 165° magnetic Oppy 1Y · Optimist 3 · Feva 11 Slow 11 · Myth 11 · Misc 13 · 1/2 Rater 23 Start G/W
Local model
04:40
Likely suitable 14.9 kt SSE Gust 23.3 kt Rain 50% · Dark
Short course 165° magnetic Oppy 1Y · Optimist 3 · Feva 11 Slow 11 · Myth 11 · Misc 13 · 1/2 Rater 23 Start G/W
Local model

Experimental local model

Next six hours

How the model works
23:40Marginal

13.5 kt SE 135°

Likely 12.6–16.3 kt

Gust 19.2 kt

Chance of gust 18 kt or more: 81%
00:40Likely suitable

10.5 kt SE 140°

Likely 10.5–14.3 kt

Gust 20.5 kt

Chance of gust 18 kt or more: 78%
01:40Marginal

13.1 kt SE 142°

Likely 13.3–16.8 kt

Gust 21.3 kt

Chance of gust 18 kt or more: 68%
02:40Marginal

13.6 kt SE 146°

Likely 13.7–16.9 kt

Gust 21.3 kt

Chance of gust 18 kt or more: 62%
03:40Likely suitable

14.4 kt SSE 158°

Likely 12.8–15.1 kt

Gust 22.6 kt

Chance of gust 18 kt or more: 63%
04:40Likely suitable

14.9 kt SSE 160°

Likely 13.0–15.7 kt

Gust 23.3 kt

Chance of gust 18 kt or more: 50%

Independent cross-check

Met Office, next six hours

Strongest wind
12.6 kt
Strongest gust
22.6 kt
Rain chance
73%
Temperature
12–15°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides