Overview

• The National Weather Service has issued winter weather warnings and advisories for 16 states, with conditions expected to worsen over the weekend.
• Northern California and the Pacific Northwest are facing heavy rain, high surf, and up to 7 feet of snow in mountainous areas, increasing risks of flooding and landslides.
• Severe thunderstorms are forecast for the southern U.S., with Louisiana, Mississippi, Arkansas, and Alabama at risk of tornadoes, hail, and damaging winds on Saturday.
• Freezing rain is expected to create hazardous travel conditions in the Northeast, including parts of New York, New Jersey, and Pennsylvania, with icy roads and sidewalks likely.
• Post-holiday travel for millions is being disrupted nationwide, with difficult driving conditions and flight delays reported in several regions.