More water is flowing this year in California from frequent storms and melting snowpack.
Western snowpack at the end of the the wet season is up this year — but that's less likely in the future.
Snow cover in North America is on the decline in part due to climate change.
See how snowfall is trending in these U.S. cities.
Warmer winters have consequences, including for our winter fun.
See the trend in winter high temperatures across the U.S.
Halloween weather can be highly variable depending on the year.
The annual Arctic sea ice minimum extent has been below average every year since 2002.