Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 23:10 to 04:10.

Why: Wind now 13.0 kt from S; next six hours 10.2–13.6 kt, gusting up to 20.2 kt; wind direction changing S to SSW to SW to WSW to SW; rain chance up to 60%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 4.9 kt · direction difference 11°
Forecast confidenceEstablished

Station 22:29 · forecast 22:17 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 22:29
Wind now13.0 kt
Wind directionS180°
Gust, last hour27.8 kt
1-hour average13.4 kt
Temperature15.9°C
Rain now0.0 mm/h
3-hour wind trendFalling-1.5 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height2.0 mUp to 2.0 m in six hours
Wave period8.1 sLonger periods can carry more energy
Wave directionSSW211° from
Swell height1.6 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.

23:10
Likely suitable 13.6 kt SSW Gust 20.2 kt Rain 8% · 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
00:10
Likely suitable 11.9 kt SW Gust 16.9 kt Rain 11% · Dark
Long course 225° magnetic Oppy 1R · Optimist 5 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start Red · R = reverse
Local model
01:10
Likely suitable 11.8 kt SW Gust 16.9 kt Rain 6% · Dark
Long course 225° magnetic Oppy 1R · Optimist 5 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start Red · R = reverse
Local model
02:10
Likely suitable 10.2 kt WSW Gust 14.3 kt Rain 12% · Dark
Long course 240° magnetic Oppy 1R · Optimist 5 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model
03:10
Likely suitable 10.2 kt SW Gust 15.3 kt Rain 60% · Dark
Long course 240° magnetic Oppy 1R · Optimist 5 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model
04:10
Likely suitable 10.7 kt SW Gust 15.9 kt Rain 31% · Dark
Long course 240° magnetic Oppy 1R · Optimist 5 · Feva 9 Slow 9 · Myth 9 · Misc 17 · 1/2 Rater 17 Start G/W · R = reverse
Local model

Experimental local model

Next six hours

How the model works
23:10Likely suitable

13.6 kt SSW 192°

Likely 11.8–14.2 kt

Gust 20.2 kt

Chance of gust 18 kt or more: 98%
00:10Likely suitable

11.9 kt SW 224°

Likely 10.4–14.3 kt

Gust 16.9 kt

Chance of gust 18 kt or more: 95%
01:10Likely suitable

11.8 kt SW 225°

Likely 10.1–13.9 kt

Gust 16.9 kt

Chance of gust 18 kt or more: 95%
02:10Likely suitable

10.2 kt WSW 241°

Likely 8.7–12.3 kt

Gust 14.3 kt

Chance of gust 18 kt or more: 88%
03:10Likely suitable

10.2 kt SW 232°

Likely 8.4–12.8 kt

Gust 15.3 kt

Chance of gust 18 kt or more: 87%
04:10Likely suitable

10.7 kt SW 235°

Likely 8.9–12.7 kt

Gust 15.9 kt

Chance of gust 18 kt or more: 85%

Independent cross-check

Met Office, next six hours

Strongest wind
23.1 kt
Strongest gust
27.7 kt
Rain chance
60%
Temperature
14–15°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides