Y Drenewydd

Rhagolwg 10 diwrnod

Diweddarwyd 10:31

Codiad haul 05:00

Machlud haul 21:21

Trosolwg dydd

Heddiw

,

Uchel 17°C 63°F Isaf 10°C 50°F

Cwmwl ysgafn

Cyflymder gwynt 6 mya 10 km/a De ddwyreiniol

Rhagolwg amgylcheddol

  • UV Uchel
  • Paill Isel
  • Llygredd Cymedrol

Rhagolwg bob awr

Wales

Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

Today

A mostly dry and bright morning is expected in the north. However, locally heavy and thundery showers are expected in the south, and these could break out elsewhere during the afternoon. Between the showers there will be some warm sunshine.

Tonight

Further heavy and possibly thundery showers are likely overnight. However, some clear spells are also expected, allowing patches of low cloud and mist to form by the morning.

Rhybuddion gan y Swyddfa Dywydd ar gyfer Powys

  1. Rhybudd melyn o law

    Diweddarwyd ar 27 Mai am 10:13
    O:
    1300 ar Gwe 27 Mai
    Tan:
    2300 ar Gwe 27 Mai

    Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

    Many places will be dry this afternoon, although scattered heavy showers and thunderstorms will develop and continue through the evening in places, so be aware of the potential for localised surface water flooding.

Allwedd

  • Melyn:
    Byddwch yn ymwybodol
  • Ambr:
    Byddwch yn barod
  • Coch:
    Gweithredwch
  • Glaw
  • Gwynt
  • Eira
  • Rew
  • Niwl

Cyhoeddwyd gan y Swyddfa Dywydd