Saint-Cast-le-Guildo

Saint-Cast-le-Guildo is a town on the Brittany coast, France, with a population of 3,363.

Fair

Best window 10:00 – 11:00

Fair (51) — best around ⁦10:00–11:00⁩, thanks to a major solunar period, dawn or dusk light, a light breeze.

Gusting 44 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.

Shore54
Boat36
Rock0
Kayak0
Spearfishing est.0

Shore54
Boat36
Rock0
Kayak0
Spearfishing0est.

Marginal — Shore or Boat

Confidence: highUpdated about 3 h ago

ShoreMarginalBoatMarginalRockNot todayKayakNot todaySpearfishingNot today

Avoid ⁦00:00–00:00⁩

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

Why

a major solunar period
dawn or dusk light
a light breeze
strong wind
likely murky water

Tap a block for the reasons

Tides

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

Coefficient 44

Heights above approximate chart datum

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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 3 h ago

Day	Shore	Boat	Rock	Kayak	Spearfishing	Wind	Waves	Swell	Water
19 Mon	82	80	77	70	64	2–8kn ESE	0.22–0.76m N	0.37m · 3.9s N	16.9°
20 Tue	85	79	81	69	66	1–10kn WSW	0.22–0.48m NW	0.25m · 8.8s WNW	16.7°
21 Wed	30	25	24	0	6	9–21kn WSW	0.48–1.96m WNW	0.64m · 8.3s NW	16.6°
22 Thu	54	36	0	0	0	7–27kn SSW	0.66–1.12m W	0.65m · 7.9s WNW	16.3°
23 Fri	0	0	0	0	0	19–40kn W	0.78–3.84m W	0.40m · 8.3s NW	16.0°
24 Sat	25	17	0	0	0	10–24kn WSW	0.80–1.88m WNW	0.75m · 6.4s NW	15.5°
25 Sun	44	48	11	7	0	8–25kn W	0.72–1.36m WNW	0.67m · 7.5s WNW	15.5°

Seafloor depth

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The town sits by the Anse de Saint-Cast, a bay 0.7 km away, with the Port de Saint-Cast harbour 1.4 km off. Nearby coastal points include Pointe du Châtelet (1.5 km), Pointe de la Garde (1.6 km), Pointe de la Corbière (1.6 km) and Pointe de Saint-Cast (2.1 km). Tides here are macrotidal and semidiurnal, with a spring range of 10.07 m.

Also known as

Sant-Kast-ar-Gwildoù

Fishing spots nearby

Questions

Is October 22, 2026 a good day to fish at Saint-Cast-le-Guildo?

Our fishing score for Saint-Cast-le-Guildo on October 22, 2026 is 51 out of 100 — Fair.

When is high tide at Saint-Cast-le-Guildo on October 22, 2026?

High tides on October 22, 2026: ⁦05:15 AM, 05:32 PM⁩. Low tides: ⁦11:45 AM⁩. Times are local.

What is the tidal range at Saint-Cast-le-Guildo?

The mean spring range at Saint-Cast-le-Guildo is about ⁦10.1 m⁩.

What time do the sun and moon rise at Saint-Cast-le-Guildo?

On October 22, 2026, the sun rises at 08:39 AM and sets at 07:06 PM. The moon rises at 05:27 PM and sets at 04:02 AM.