Dyfi Catchment Flood Alert 9:12pm, Wednesday 17th December 2025

Flooding possible. Be prepared.

Flood Alert

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels will be above normal levels. We will continue to monitor the situation.

Information supplied by Natural Resources Wales / Cyfoeth Naturiol Cymru

This information last updated 9:12pm, Wednesday 17th December 2025.

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Most recent flood warnings and alerts for Dyfi Catchment

Warning no longer in force
Fri 13 Mar 2026, 9:29am
Flood Alert
Thu 12 Mar 2026, 8:06pm
Warning no longer in force
Fri 27 Feb 2026, 11:39am
Flood Alert
Thu 26 Feb 2026, 7:47pm
Warning no longer in force
Sun 22 Feb 2026, 12:51pm
Flood Alert
Sat 21 Feb 2026, 6:23pm
Warning no longer in force
Sun 1 Feb 2026, 10:17am
Flood Alert
Sat 31 Jan 2026, 5:38pm
Warning no longer in force
Thu 18 Dec 2025, 8:49am
Flood Alert
Wed 17 Dec 2025, 9:12pm

Flood Warning Area Details

Areas around the river Dyfi, from Dinas Mawddwy and Llanbrynmair to the estuary, including Machynlleth

Region: North

Country: Wales

Watercourses covered: Dovey, Twymyn, Dyfi

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Dyfi Catchment.

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).