Sully

Sully is a town on the Welsh coast in the Vale of Glamorgan, United Kingdom. It has a large tidal range with a spring range of 10.19 m.

Fair

Best window 09:00 – 10:00

Fair (52) — best around ⁦09:00–10:00⁩, thanks to a major solunar period, dawn or dusk light, a light breeze.

Gusting 40 kn around 23:00.
Why we say this
Gusts, not average wind, are what capsize a kayak and spoil a cast. Above 30 kn most shore and small-craft fishing stops being pleasant.

Shore24
Boat39
Rock0
Kayak0
Spearfishing est.0

Shore24
Boat39
Rock0
Kayak0
Spearfishing0est.

Marginal — Boat

Confidence: highUpdated about 10 h ago

ShoreNot todayBoatMarginalRockNot todayKayakNot todaySpearfishingNot today

Avoid ⁦00:00–12:00⁩, ⁦15:00–00:00⁩

00:0003:0006:0009:0012:0015:0018:0021:00

Why

a major solunar period
dawn or dusk light
a light breeze
faces SSW · wind quartering offshore
big swell
strong wind

Tap a block for the reasons

Tides

High tideLow tideHourly fishing scoreMoon overhead or underfootMoonrise or moonsetDawn or dusk lightTide running

Coefficient 48

Heights above approximate chart datum

Hover an hour

Fishing—
Wind— kn
Waves— m

Show all rows

Gusts— kn
Period— s
Current— kn
UV—
Cloud— %
Feels like— °

0h3h6h9h12h15h18h21h

Tap an hour to see the values

Which day to go

Updated about 10 h ago

Day	Shore	Boat	Rock	Kayak	Spearfishing	Wind	Waves	Swell	Water
19 Mon	63	50	57	24	21	7–12kn ENE	0.36–0.48m ENE	0.17m · 8.4s W	15.7°
20 Tue	81	80	81	68	36	1–9kn N	0.34–0.44m W	0.39m · 10.5s W	15.5°
21 Wed	50	50	49	31	14	5–19kn WSW	0.44–2.76m W	0.66m · 9.1s W	15.3°
22 Thu	24	39	0	0	0	3–23kn SW	0.88–1.80m W	1.01m · 7.4s W	15.1°
23 Fri	37	29	18	0	0	9–23kn NW	0.64–2.80m W	0.65m · 9.0s W	14.7°
24 Sat	0	14	0	0	0	4–22kn WSW	1.24–3.42m W	0.79m · 6.8s W	14.2°
25 Sun	0	7	0	0	0	10–17kn W	1.38–3.46m W	0.64m · 9.3s WSW	14.1°

The nearest town is Lavernock, 3.2 km away, with Dinas Powys 3.7 km and Barry 4.4 km also nearby. Lavernock Point is 3.6 km away, Barry Harbour is 4.6 km away and Watch House Bay is 5 km away. Sully Island lies 1.8 km away and Cosmeston Castle is 2.7 km away. The tides are semidiurnal, with a large tidal range and a spring range of 10.19 m.

Fishing spots nearby

Nearby landmarks

Cosmeston Castle — castle, ⁦2.7 km⁩
Sully Island — island, ⁦1.8 km⁩

Questions

Is October 22, 2026 a good day to fish at Sully?

Our fishing score for Sully on October 22, 2026 is 52 out of 100 — Fair.

When is high tide at Sully on October 22, 2026?

High tides on October 22, 2026: ⁦04:35 AM, 05:00 PM⁩. Low tides: ⁦10:40 AM, 11:11 PM⁩. Times are local.

What is the tidal range at Sully?

The mean spring range at Sully is about ⁦10.2 m⁩.

What time do the sun and moon rise at Sully?

On October 22, 2026, the sun rises at 07:48 AM and sets at 06:05 PM. The moon rises at 04:33 PM and sets at 03:02 AM.