Temperatures are for the next 24 hours
Powerful Santa Ana winds have ripped through Southern California toppling trees and powerlines. Susan Powell explains how these winds form.
Cold Arctic winds are bringing some heavy snowfall and strong winds to North America. But as Susan Powell explains, it's welcome news for skiers at the World Cup in Colorado.
As our mild and dry autumn draws to a close, John Hammond takes an in-depth look at the meteorology behind this unusual season.
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