Y Barri

Rhagolwg 10 diwrnod

Diweddarwyd 04:05

Codiad haul 08:03

Machlud haul 16:48

Trosolwg dydd

Heddiw

,

Uchel C 45°F Isaf C 36°F

Cwmwl ysgafn

Cyflymder gwynt 6 mya 10 km/a Dwyreiniol

Rhagolwg amgylcheddol

  • UV Isel
  • Llygredd Cymedrol

Rhagolwg bob awr

Wales

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

Today

Cold and frosty to start, with patchy fog slowly clearing to give some sunny spells. Staying generally dry and cold for most, although becoming breezier in the north-west with outbreaks of light rain, mainly over the hills.

Tonight

Cloudy and breezy for most overnight with further outbreaks of mostly light rain and drizzle. Perhaps becoming clearer for many later, bringing a frost by dawn.

Rhybuddion gan y Swyddfa Dywydd ar gyfer Vale of Glamorgan

  1. Mewn grym

    Rhybudd melyn o niwl

    Diweddarwyd ar 23 Ionawr am 15:00
    O:
    1700 ar Llu 23 Ionawr
    Tan:
    1100 ar Maw 24 Ionawr

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

    Areas of freezing fog, some dense, are expected to form again during Monday night and into Tuesday morning. The fog will become widespread in places, most likely in the southwest of the warning area early in the night and then in other areas later in the night and early on Tuesday morning.

    Driving conditions will be difficult with journeys likely to take longer than usual and delays to air travel are possible.

Allwedd

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

Cyhoeddwyd gan y Swyddfa Dywydd