Lleyn Peninsula and Cardigan Bay Coastline

Warning no longer in force

Information supplied by Natural Resources Wales / Cyfoeth Naturiol Cymru

This information last updated 9:18am, Sunday 5th April.

Most recent flood warnings and alerts for Lleyn Peninsula and Cardigan Bay Coastline

• Warning no longer in force
  Sun 5 Apr 2026, 9:18am

• Flood Alert
  Sat 4 Apr 2026, 10:16am

• Warning no longer in force
  Tue 9 Dec 2025, 4:40pm

• Flood Alert
  Mon 8 Dec 2025, 7:34pm

• Warning no longer in force
  Sun 7 Dec 2025, 7:57am

• Flood Alert
  Fri 5 Dec 2025, 12:21pm

• Warning no longer in force
  Fri 7 Nov 2025, 8:18am

• Flood Alert
  Thu 6 Nov 2025, 1:18pm

• Warning no longer in force
  Thu 6 Nov 2025, 7:36am

• Flood Alert
  Wed 5 Nov 2025, 7:15am

Flood Warning Area Details

Areas along the North West Wales coastline from the Menai Straits to Aberdyfi

Region: North

Country: Wales

Watercourses covered: Irish Sea

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Lleyn Peninsula and Cardigan Bay Coastline.

Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).

Other Nearby Flood Warning Locations