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Vancouver 4°C 39°F
Mexico City 20°C 68°F
Honolulu 23°C 73°F
4°C 39°F New York
24°C 75°F Buenos Aires
Reykjavik 3°C 37°F
London 5°C 41°F
Cairo 9°C 48°F
17°C 63°F Cape Town
0°C 32°F Moscow
30°C 86°F Kuala Lumpur
11°C 52°F Tokyo
25°C 77°F Sydney

Nodweddion a Dadansoddiad

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

Weather for the week ahead

There'll be a flavour of spring to the temperatures in the coming week, but will it stay dry? Sarah Keith-Lucas has the long-range forecast.

The Foehn effect

John Hammond explains Foehn winds.

Chilean volcano roars to life

As the Villarrica volcano spews ash and gas into the atmosphere, how do volcanic eruptions affect global weather?

Fideo Rhagolwg

Rhagolwg North America Diweddarwyd 16:58, Mercher 4 Maw Mae’r fideo yma ar gael yn Saesneg yn unig.