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6.0 · Estuary · Monmouthshire
Tidal estuary fishing on the lower River Wye around Chepstow, with access mainly from riverside walls/paths and a few muddy or shingle edges. Expect strong flow and big tidal range, with most sport from casting into the main channel and deeper holes on the flood/ebb. It’s a mixed estuary mark best fished around slack water with leads that hold, producing flatfish, bass and occasional rays/dogfish where the Wye meets the Severn influence.
Today · Best available
Best available: 21:00-00:00
Most likely species: Bass and Lesser Spotted Dogfish
Fair conditions. Best available around 21:00-00:00, but no window reaches the strong threshold today. Good chance of Bass and Lesser Spotted Dogfish.
Fishable, but pick your timing carefully.
Scores and best windows are weighted for .
Met Office · Open-Meteo
Where the data comes from. Weather and sea-state readings come from the Met Office and Open-Meteo forecast models, refreshed several times a day. High and low water are taken from tide-station predictions for this stretch of coast.
How the score works. Each window is scored 0–100 from the signals that most reliably move fish inshore: tide movement (a running tide carries food, so the last of the flood and first of the ebb are usually the prime spells), wind speed and direction (onshore wind stirs food into the surf — up to the point it makes fishing hard), sea state (a little wave and swell movement helps, heavy swell hurts), and weather — rain, temperature and light. Behind the headline number we score bite opportunity and comfort separately, and run a separate safety check on wind and swell. The size of the tide counts too: spring tides move more water than neaps, so the tidal range for this stretch of coast is weighed alongside the tide's direction, your target species and this mark — and unusually big springs strengthen the safety check, because the water rises faster and covers more ground.
Your target species counts. Pick a species below and the score also weights what we know about it — its season, preferred sea temperature, tide stage and sea state, and whether it feeds by day or night.
The rating is guidance, not a guarantee — conditions change fast on the coast, so always judge the sea in front of you before you fish.
Next 7 days · Aug 6–12, 2026
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Fishing rating
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Bite opportunity
Comfort
Safety check
Strong spring tides — the sea rises faster and reaches further up the shore than usual, so allow extra margin on access routes and cut-off points.
The fishing rating combines opportunity and comfort. Always check local sea conditions; the safety check is guidance, not a guarantee.
Spring vs neap tides. Spring tides have a larger difference between high and low water, so more water moves on each tide — usually stronger flow that stirs up food and gets fish feeding. Neap tides have a smaller range and generally gentler movement. The range here is compared with what is normal for this stretch of coast, and the cycle swings between springs and neaps roughly every week, following the moon.
Big spring tides: the water rises faster and covers more ground than usual — double-check access routes and cut-off points before you fish.
Tide curve will appear once tide data is available.
All windows will appear once the forecast is loaded.
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Why this window?
Bite
Comfort
Safety
What's moving this score
This window is scored for — its season, preferred tide, temperature and sea state are weighed alongside the general conditions below.
Mixed signals; focus on timing and location.
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Choose when you're free and what you want to catch. We'll show the best tide, weather window and method for this mark.
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Jump to towns around this mark for more marks and guides.
Explore nearby towns: Chepstow · Tutshill and Sedbury · Woodcroft · Beachley · St Arvans
Zoom and pan to explore access points and nearby marks.
Jump to guideForecast tuning currently supports Bass and Mackerel — more species are on the way.
Overall rating
Blend of catch potential, access, safety, and overall experience.
Category scores
Local knowledge
Practical access, seasons, methods, tides, safety and facilities for this mark.
Chepstow on the River Wye offers classic big-tide estuary fishing where sea water meets strong river flow, giving you a genuine chance of quality fish but demanding real respect for conditions. It’s a rewarding venue for the mobile angler who can read water, work the tide, and prioritise safety.
Chepstow sits near the lower Wye as it approaches its confluence with the Severn, and the fishing is typically from riverbank and nearby accessible stretches rather than open-beach style marks. Access can vary by exact spot (public paths, town-front areas, and stretches that may be privately controlled), so it’s worth scouting at low water and checking local permissions.
The lower Wye around Chepstow can produce a mixed estuary bag, with fish moving on the flood to feed and dropping back with the ebb. In clearer spells and warmer months you may find more variety; in colder, higher-flow periods the fishing can be more limited but still offers chances.
Success here is about presenting baits where fish can comfortably intercept them without fighting the full force of the tide. Keep rigs simple and robust, fish the slack water and crease lines, and don’t be afraid to move if you’re not contacting fish.
Chepstow is dominated by big tides and strong currents, and the river can rise and fall quickly. Water colour, debris load, and river height after rain can drastically affect fishability, so planning around conditions is as important as bait choice.
This is not a casual venue: the combination of strong tidal pull, steep or uneven banks, and potentially deep mud in places can be hazardous. Treat it as a dynamic river environment—plan an exit, fish with a margin of safety, and don’t push access in poor light if you’re unfamiliar.
Chepstow provides the conveniences of a town base, but facilities right on the water vary by exact access point. Plan to be self-sufficient on the bank and use town amenities before and after your session.
Chepstow rewards anglers who fish smarter rather than harder—finding the softer water next to fast water is often the difference between blanks and bites. A quick recon at low water and a flexible approach will shorten the learning curve considerably.
Fishing rules on the Wye around Chepstow can be affected by a mix of tidal water practice, local byelaws, and access/ownership of banks, and these can change. You should confirm what applies at the exact stretch you intend to fish and follow any posted restrictions.
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