• Freezing rain expected north of Philadelphia and surrounding regions

    A Winter Weather Advisory has been issued for parts of eastern Pennsylvania, including Upper Bucks, Lehigh, and Northampton counties north of Philadelphia, as well as portions of New Jersey, New York, Connecticut, Massachusetts, Vermont, and New Hampshire. The advisory is in effect from late Friday, December 27, to Saturday, December 28, 2024, with freezing rain expected to impact these areas, creating hazardous travel conditions and the potential for ice accumulation.

  • Family of atmospheric rivers to bring heavy rain, flood, and snow to the U.S. West Coast

    A series of atmospheric rivers (ARs) is forecast to bring heavy precipitation, flooding risks, and winter storm impacts to the U.S. West Coast this week, with the first AR making landfall on Tuesday, December 17, 2024.  The fourth and fifth ARs are forecast to make landfall on December 21 and 22. Up to 500 mm (20 inches) of rain expected in some areas and significant streamflow rises in western Washington and Oregon.