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6.4 · Beach · Bridgend
Merthyr Mawr Beach (near the Ogmore-by-Sea/river mouth) is a long, sandy surf beach with a gentle gradient and plenty of tide run, best fished by spreading out and covering ground. Access is on foot via dunes/paths from the Merthyr Mawr/Ogmore car parks, with a moderate walk and soft sand. Fishing is typical open-coast surf work: clean ground for flatties and bass, with rays and dogfish showing after dark, especially around the lower beach and nearer the river channel on bigger tides.
Today · Best window
Best window: 06:00-09:00 around the rising tide
Most likely species: Flounder and Plaice
Poor conditions. Best around 06:00-09:00 around the rising tide. Good chance of Flounder and Plaice.
Consider a backup mark if conditions do not improve.
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
Local tide times
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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.
Trip planner
Choose when you're free and what you want to catch. We'll show the best tide, weather window and method for this mark.
Premium unlocks exact windows, tactics and alerts.
Jump to towns around this mark for more marks and guides.
Explore nearby towns: Ogmore-by-Sea · Merthyr Mawr · Trelales · Porthcawl · St Brides Major
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.
Merthyr Mawr Beach (often thought of as part of the wider Ogmore-by-Sea/Merthyr Mawr Sands area) is a classic South Wales surf mark with plenty of sand, mobile features and the ever-present influence of the River Ogmore. It can fish very well for typical clean-ground species, but it’s a place where conditions, tides and safety need to be taken seriously.
Merthyr Mawr Beach sits on the Bridgend coast behind the Merthyr Mawr dunes system, with access commonly approached via local lanes and footpaths that cross dune terrain. Expect a walk-in and plan for soft sand underfoot.
You’re mainly looking at clean-ground surf species, with the river mouth and any mixed ground adding variety when food is pushed around on bigger tides. Species presence shifts with water temperature, surf and bait availability.
This is a straightforward surf venue where reading the beach is as important as distance. Aim to present baits in gutters, along the edges of banks, and anywhere the tide forms a defined seam.
Merthyr Mawr is shaped by tide and swell, with sandbanks and channels that move. It can fish on a range of tides, but the most consistent results come when you match your approach to surf strength and water clarity.
This is a beautiful but serious coastline: the dunes, fast-changing tide lines and the nearby River Ogmore mean you must plan conservatively. Treat the area with respect and don’t take chances around channels or in poor visibility.
Facilities are limited right on the beach itself, so you’ll want to arrive self-sufficient and plan around local amenities before or after your session.
This is a mark where small adjustments make a big difference, and where regulars do well by fishing the structure the tide gives them. Take time to watch the sea and treat each session as a fresh puzzle.
Fishing is generally practiced along this stretch of coast, but local restrictions can exist due to conservation management, seasonal controls, events, or safety measures near access points. Because rules can change and may be signposted on-site, it’s best to verify before you fish.
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