⚓ The Boatmen

Water Safety — Nevern Estuary, Newport Pembs

⚙ Set up your boat
Verdict
Perfect
Sea: Perfect Wind: Perfect
⚓
Live wind + forecast
Local anemometer at the Parrog + 7-day Windguru forecast
› 📷
Webcam — see the estuary live
Panning camera at the Parrog
›

Sea conditions

Swell height (m)

0.2m
Flat0.4m0.8m1.5m

Swell period (seconds)

6s
2s chop6s10s14s ground18s

Total wave height (m) swell + wind waves combined

0.3m
Flat0.5m1.0m1.5m2.0m

Swell direction

Wind

Wind speed (mph)

8 mph
7 kts
Calm8 / 7kts15 / 13kts20 / 17kts30 / 26kts

Wind gusts (mph)

12 mph
10 kts
None15 / 13kts25 / 22kts35 / 30kts50 / 43kts

Wind direction

Tide + visibility

⚠ Tide times are Fishguard — Newport/Nevern may differ. Check locally.
Calculating tide state...

Visibility

7-day boating forecast

⚠ Tide windows based on Fishguard times — Newport/Nevern may differ. Check locally.
Shows the best windows to go out — conditions + tide combined

Trip planner — range + return time

See how far you can go and when you must leave to get back safely

Outward cruise speed (knots)

17 kts
6 slow101517 cruise25

Safe estuary window (hours from HW)

HW ±2hr
±1hr tight±1.5±2hr normal±2.5±3hr springs
Circles show straight-line range (sea routes follow the coast and may be longer) · Destination times use actual sea distances
Calculate return deadline for a specific destination:
Select a destination for return deadline

Trip timer — return to mooring

Pre-departure checklist

Tide chart — Fishguard

⚠ These are Fishguard tide times. Newport/Nevern times may differ — check locally or at the boat club.
Accurate 14-day predictions from harmonic data. Powered by WorldTides.

WorldTides API key

You can update this key anytime. Credits remaining shown after each fetch.
Or enter today's Fishguard times manually:
Manual times from tidetimes.co.uk — Fishguard tide times shown directly
Green = safe window (HW ±2hrs) · Red line = now

14-day tide outlook — Fishguard

⚠ Fishguard tide times shown. Newport/Nevern may differ — check locally or at the boat club.
Enter API key above for accurate predictions, or uses manual estimate (~50 min shift/day)
Scroll sideways for full 14 days → · Green bands = HW ±2hr windows · Weekends marked *

Forecasts + live data

Quick reference

Perfect Swell 0-0.2m · Waves 0-0.3m · Wind 0-8mph
Good Swell 0.2-0.4m · Waves 0.3-0.5m · Wind 8-12mph
Caution Swell 0.4-0.6m · Waves 0.5-0.8m · Wind 12-15mph
Stay in Swell 0.6-0.8m · Waves 0.8-1.0m · Wind 15-20mph
Dangerous Swell 0.8m+ · Waves 1.0m+ · Wind 20mph+
Northerly wind (N/NNE/NNW) bumps rating one category worse · VHF: Ch16 distress, Ch69 Newport local
This app provides guidance only. The decision to go afloat is solely the responsibility of the skipper. Neither the app developer nor any contributors accept any liability.
⚓
Live wind + Windguru forecast
Live wind + Windguru forecast combined
› 💨
Windguru forecast (7 day)
Newport — wind, waves, tides, temp
› 🌊
Swell forecast (12 day)
surf-forecast.com — Newport Pembs
› ☀
Met Office weather (7 day)
Newport Pembrokeshire — official forecast
› 🌍
Tide times — Fishguard
Fishguard reference port for Nevern
› 📶
Live wind at club (real-time)
Windguru Station 624 — anemometer at Parrog
› 📷
Webcam — Nevern Estuary
See the estuary conditions live
›

🆘 Emergency contacts

📞 Coastguard: 999 (ask for Coastguard)
📞 Milford Haven MRCC: 01646 690909
📻 VHF Ch16 — Distress & calling
📻 VHF Ch69 — Newport local
⚓ Boat Club: 01239 820 503
⚓ The Boatmen — Nevern Estuary Water Safety
Guidance only — not for navigation.
Always check actual conditions before departure.
Tide times: Fishguard (reference port for Nevern).

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Works offline once installed.

Safety Officer Settings

© The Boatmen 2026 · Newport, Pembrokeshire