Trearddur Bay sailing weather

Should I go sailing?

Likely suitable

Likely sailing window from 05:25 to 06:25.

Why: Wind now 7.0 kt from W; next six hours 1.6–11.2 kt, gusting up to 18.8 kt; wind direction changing W to NE to NW to WNW to W; rain chance up to 91%.

Models broadly agreeStation and Met Office guidance broadly agree · wind difference 8.7 kt · direction difference 119°
Forecast confidenceEstablished

Station 04:41 · forecast 04:32 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 04:41
Wind now7.0 kt
Wind directionW270°
Gust, last hour8.7 kt
1-hour average2.1 kt
Temperature9.0°C
Rain now0.0 mm/h
3-hour wind trendSteady+0.1 kt/h

Marine model guidance

Sea state near Trearddur Bay

Updated hourly
Wave height1.1 mUp to 1.2 m in six hours
Wave period6.1 sLonger periods can carry more energy
Wave directionWSW248° from
Swell height0.9 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.

05:25
Likely suitable 1.6 kt NE Gust 4.3 kt Rain 91% · Dark
Short course 45° magnetic Oppy 1Y · Optimist 3R · Feva 5R Slow 5R · Myth 9R · Misc 9R · 1/2 Rater 17R Start Red · R = reverse
Local model
06:25
Likely suitable 3.2 kt NW Gust 4.7 kt Rain 52% · Dark
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
07:25
Marginal 11.2 kt NW Gust 18.8 kt Rain 16% · Dark High tide 08:09
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
08:25
Likely suitable 10.9 kt WNW Gust 17.9 kt Rain 11% · Daylight High tide 08:09
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
09:25
Marginal 11.0 kt WNW Gust 17.1 kt Rain 6% · Daylight High tide 08:09
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
10:25
Marginal 10.8 kt W Gust 15.8 kt Rain 5% · Daylight
Long course 270° 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
05:25Likely suitable

1.6 kt NE 39°

Likely 0.0–2.5 kt

Gust 4.3 kt

Chance of gust 18 kt or more: 3%
06:25Likely suitable

3.2 kt NW 311°

Likely 1.7–3.3 kt

Gust 4.7 kt

Chance of gust 18 kt or more: 5%
07:25Marginal

11.2 kt NW 309°

Likely 9.2–11.4 kt

Gust 18.8 kt

Chance of gust 18 kt or more: 4%
08:25Likely suitable

10.9 kt WNW 299°

Likely 8.5–11.5 kt

Gust 17.9 kt

Chance of gust 18 kt or more: 14%
09:25Marginal

11.0 kt WNW 286°

Likely 10.9–14.1 kt

Gust 17.1 kt

Chance of gust 18 kt or more: 14%
10:25Marginal

10.8 kt W 275°

Likely 10.3–14.6 kt

Gust 15.8 kt

Chance of gust 18 kt or more: 22%

Independent cross-check

Met Office, next six hours

Strongest wind
14.1 kt
Strongest gust
20.1 kt
Rain chance
91%
Temperature
9–10°C
View the detailed Met Office forecast

Trearddur Bay

Today's tides