British military helicopters winched dozens of people to safety and emergency workers in inflatable boats rescued scores more on Friday following the heaviest rainfall ever recorded in Britain.

Warmer-than-average temperatures are forecast for the northern and western United States this December, the U.S. National Weather Service says.

Three-day forecast for the entire US, updated each morning and afternoon.(Other)

Nov. 20: Spring is bringing record-high temperatures along with wild thunder and lightning storms to Australia. Msnbc.com's Dara Brown reports.(msnbc.com)

As Lake Superior warms, it is kicking up stronger winds and faster currents, a new study finds, and possibly changing the ecology of the lake and the distribution of local air pollution.