Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 16:40 to 21:40.

Why: Wind now 4.0 kt from ENE; next six hours 5.7–5.9 kt, gusting up to 15.0 kt; wind direction remaining ENE; rain chance up to 4%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 2.3 kt · direction difference 14°
Forecast confidenceEstablished

Station 15:48 · forecast 15:48 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 15:48
Wind now4.0 kt
Wind directionENE68°
Gust, last hour13.9 kt
1-hour average6.1 kt
Temperature9.4°C
Rain now0.0 mm/h
3-hour wind trendSteady-0.6 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height0.7 mUp to 0.7 m in six hours
Wave period7.1 sLonger periods can carry more energy
Wave directionSSE148° from
Swell height0.4 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.

16:40
Likely suitable 5.7 kt ENE Gust 13.9 kt Rain 3% · Dark Low tide 15:49
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
17:40
Likely suitable 5.9 kt ENE Gust 15.0 kt Rain 1% · Dark
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
18:40
Likely suitable 5.9 kt ENE Gust 14.4 kt Rain 4% · Dark
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
19:40
Likely suitable 5.7 kt ENE Gust 13.9 kt Rain 1% · Dark
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
20:40
Likely suitable 5.7 kt ENE Gust 13.9 kt Rain 4% · Dark High tide 21:37
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
21:40
Likely suitable 5.7 kt ENE Gust 13.9 kt Rain 4% · Dark High tide 21:37
Short course 60° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model

Experimental local model

Next six hours

How the model works
16:40Likely suitable

5.7 kt ENE 57°

Likely 5.3–6.5 kt

Gust 13.9 kt

Chance of gust 18 kt or more: 8%
17:40Likely suitable

5.9 kt ENE 57°

Likely 5.6–6.8 kt

Gust 15.0 kt

Chance of gust 18 kt or more: 13%
18:40Likely suitable

5.9 kt ENE 57°

Likely 5.8–6.8 kt

Gust 14.4 kt

Chance of gust 18 kt or more: 10%
19:40Likely suitable

5.7 kt ENE 57°

Likely 5.0–6.7 kt

Gust 13.9 kt

Chance of gust 18 kt or more: 14%
20:40Likely suitable

5.7 kt ENE 57°

Likely 4.7–6.8 kt

Gust 13.9 kt

Chance of gust 18 kt or more: 17%
21:40Likely suitable

5.7 kt ENE 57°

Likely 5.2–6.3 kt

Gust 13.9 kt

Chance of gust 18 kt or more: 16%

Independent cross-check

Met Office, next six hours

Strongest wind
13.0 kt
Strongest gust
20.7 kt
Rain chance
4%
Temperature
4–11°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides