Jan 3, 2025 · A deadly winter storm that swept across much of the nation at the end of last week is now impacting the mid-Atlantic, where cities like Washington, Baltimore and Richmond, Virginia, brace for dangerous impacts from heavy snow and ice. Track the storm's progress and forecast:

Winter Storm Watches are issued when conditions are favorable for a significant winter storm event (heavy sleet, heavy snow, ice storm, heavy snow and blowing snow or a combination of events.)

Click on the NWS Warnings and Advisories Map above for more details. Severe weather information from the Storm Prediction Center.

23 hours ago · This early-week winter storm could potentially become Philadelphia's biggest snowfall so far this winter. WASHINGTON – Widespread preparations are underway as a parade of winter storms is forecast for the Lower 48 this week. The first of the trio is currently developing in the Rockies and will head toward the mid-Atlantic and Northeast by ...

4 days ago · Use CNN’s winter weather alert tracker below to see advisories, watches and warnings across the country. Even if some winter weather alerts span huge areas of the country, they may only...

Normally, a Winter Storm Watch will be issued in advance of the storm (usually at least 24 hours). It indicates the risk of a hazardous winter weather event has increased (at least a 50% chance of it occurring), but its occurrence, location, and/or timing is still uncertain.

Jan 3, 2025 · Several states, including Iowa, Illinois, Missouri, Nebraska, Indiana and Kentucky, are under winter storm watches. The watches begin Friday or Saturday in some areas and end Sunday night...

Dec 9, 2024 · What is a winter storm watch? A winter storm watch is issued when there is the potential for significant and hazardous winter weather within 48 hours. It does not mean that significant and...

Jan 8, 2025 · Winter storm watches were in place for 10 states from the National Weather Service (NWS) early on Wednesday, with "heavy snow" forecast in some areas. Snow can cause travel disruptions and create...

A winter storm watch is issued by the National Weather Service of the United States when there is a possibility of heavy snow or potential of significant ice accumulations, without meeting a specific other winter criteria.