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Llanymynech Flooding

Powys • Live river level monitoring on Vyrnwy
1 monitoring station
1 river
4 warning areas
🏠 Thinking of buying in Llanymynech? Get the detailed Property Flood-Risk Report for any Llanymynech postcode — official risk band, recorded floods since 1703, warning history, river behaviour and nearby storm overflows. £19 one-off, instant. Learn more →
Wales — NRW flood warnings

NRW has no flood warnings or alerts in force in Wales. Last successful check: 2026-09-20 06:48:01 UTC.

No current NRW warning or alert matched the location of Llanymynech River Station. That does not establish warning coverage for the whole town: only these gauge points were checked.

Messages: Natural Resources Wales flood warnings API. Warning-area boundaries: Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved. Reused under the Open Government Licence v3.0. Boundaries from DataMapWales.

Flood risk in Llanymynech today: Normal

No official flood warning is active nearby and the closest river stations are within normal ranges.

Updated 2026-09-20 06:51:00 UTC · Official GOV.UK warnings · Flood preparation & help guide

About Llanymynech
Llanymynech
Village straddling the England-Wales border

Llanymynech is a village and former civil parish straddling the border between Powys, Wales, and Shropshire, England, about 9 miles (14 km) north of the Welsh town of Welshpool. The name is Welsh for "Llan of the Monks". The village is on the banks of the River Vyrnwy, and the Montgomery Canal passes through it.

Source: Wikipedia
Flood Contacts
Floodline 24hr
0345 988 1188
Emergency
999

Flood Zones, Warning Areas and Surface Water are Environment Agency maps and cover England only. Llanymynech is in Wales, so they draw little or nothing here — that is where the map ends, not an absence of flood risk. Natural Resources Wales’s warning areas have their own pages under flood areas.

Vyrnwy 1 station
Llanymynech River Station ▼ Falling
20 Sep 06:30
2.08m
Useful Links
Flood Monitoring in Llanymynech

Llanymynech is monitored by 1 Environment Agency river level station on the Vyrnwy, in Powys. Water levels are updated every 15 minutes, providing real-time flood monitoring for the area.

Monitoring Stations

The Vyrnwy is monitored by 1 station (Llanymynech River Station). Each station records water levels continuously, with data synced to FloodRadar every 5 minutes.

Flood Warning Areas

There are 4 Environment Agency flood warning areas within 10km of Llanymynech. When the EA issues a flood warning for any of these areas, it will appear on this page. These include: River Tanat at Llanyblodwel; River Vyrnwy at Maesbrook; Severn Vyrnwy confluence; River Vyrnwy at Melverley including Melverley Green.

Sewage Discharge Monitoring

There is 1 storm overflow within 5km of Llanymynech. None are currently discharging. Enable "Sewage" on the map above to see their locations.

What To Do During A Flood

If flooding is forecast in Llanymynech, call Floodline on 0345 988 1188 for the latest information. Move valuables upstairs, turn off gas and electricity if safe to do so, and avoid walking or driving through flood water. Sign up for flood warnings on any station page above to receive email alerts when water levels rise. For emergency numbers, a preparation checklist and insurance guidance, see our flood help & preparation guide.

How much rain falls on Llanymynech

Llanymynech gets about 753 mm of rain a year on average (wettest month December, 85 mm; driest March, 51 mm). That is 35% drier than the UK as a whole, which averages 1,163 mm a year. See the rain gauges →

A thirty-year average for the area, not a forecast and not a flood risk on its own. Source: Met Office HadUK-Grid 1991–2020 (5 km grid), 3.1 km away. Average rainfall: HadUK-Grid v1.3.2, Met Office. Contains public sector information licensed under the Open Government Licence v3.0.

Recorded floods near Llanymynech

Floods whose mapped extent (EA Recorded Flood Outlines) reached within ~5 km of the town centre — most recent first. These are records of mapped extents, not a full list of floods. See them on the map →

  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)
  • 2004-02-03 — Upper Severn - February 2004 (Main river)

Records, not floods: no outline on the record is not evidence a place has not flooded.

Frequently asked questions

Is there flooding in Llanymynech today?

Current verdict: Normal. No official flood warning is active nearby and the closest river stations are within normal ranges.

Which rivers affect Llanymynech?

Llanymynech has river level monitoring on Vyrnwy — 1 monitoring station in total.

How do I check official flood warnings for Llanymynech?

Use the GOV.UK Check for Flooding service (check-for-flooding.service.gov.uk) or call Floodline on 0345 988 1188 (24 hours). You can also set up free FloodRadar email or browser alerts from any station page above.

What should I do during a flood warning?

Follow official advice: move valuables and vehicles to safety, never walk or drive through flood water, turn off gas and electricity if safe, and check on vulnerable neighbours. See our flood preparation guide at floodradar.co.uk/flood-help.

Has Llanymynech flooded before?

Yes — the Environment Agency's Recorded Flood Outlines dataset shows 1 recorded flood extent around the town centre since 1703, most recently in 2000. That is a count of mapped extents, not of separate floods. Records, not floods: no outline on the record is not evidence a place has not flooded. See the flood history link below.

🏠 Buying or renting around here? Get the Property Flood-Risk Report for any English postcode — official risk band, recorded floods, warning history, river behaviour and nearby storm overflows. £19 one-off. Learn more →