After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

Officials are grappling with the aftermath of the atmospheric river which caused mudslides and floods, especially in areas impacted by wildfires.

A destructive storm is making its way out of Southern California Friday, but not before flooding streets, neighborhoods and freeways, causing crashes and congestion, and leading to evacuation orders ...

A cold front and its associated trough are current sweeping across New South Wales, bringing a late southerly change today. The trough and change moves to the northeast during Saturday with the change ...