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Weather News
Page last updated at 11:33 GMT, Tuesday, 22 February 2011
Darren Bett in front of a weather graphic
Darren Bett explains why the jet stream is responsible for the shift in weather this week.

Heavy winds have blown down the National Christmas Tree of the US, which had stood near the White House since 1978.
In a summer when Australia has faced more than its fair share of weather disasters, tropical cyclones bring further heavy rain.

Two studies released last week say that greenhouse gases did contribute to the devastating floods of 2000.
Space storms, sparked by massive eruptions on the sun, pose a large threat to technology on Earth, a US expert says.


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