Winter weather related Warnings, Watches and Advisories are issued by your local National Weather Service office. Each office knows the local area and will issue Warnings, Watches or Advisories based on local criteria.

Winter Storm Warning. A Winter Storm Warning is issued when a significant combination of hazardous winter weather is occurring or imminent. Significant and hazardous winter weather is defined as a combination of: 1) 5 inches or more of snow/sleet within a 12-hour period or 7 inches or more of snow/sleet within a 24-hour period AND/OR

A prolonged atmospheric river event will continue to bring moderate to heavy rain to northern and central California through the Pacific Northwest with mountain snow in the Cascades and northern Rockies today into next week. Read More > Comments? Questions? Please Contact Us.

This website is designed to teach you how to stay safe before, during and after a winter storm. You will find information on winter alerts, science and hazards, snow coverage maps, and information describing the different types of winter storms.

Nov 11, 2023 · The National Weather Service has revamped the criteria for Winter Storm Warnings across the country, releasing a new map to serve as the basis for issuing winter storm watches and warnings across the U.S. The criteria for watches and warnings abide by thresholds of snowfall amounts.

Most likely time of winter precipitation onset (snow, sleet, freezing rain). Rain is not included here. This information is provided when we issue a Warning or Advisory for expected snow or ice accumulation; typically six to 24 hours in advance. Times are only given for places that are under a Warning or Advisory.

The National Weather Service (NWS) National Winter Program is announcing new Winter Storm Warning (WSW) criteria for Heavy Snow, which will be used by all Contiguous United States Weather Forecast Offices (WFOs) beginning this winter season. The primary reason for changing the NWS snow criteria is to increase consistency among neighboring WFOs.

Jan 5, 2025 · Winter storm warnings and weather advisories are in place across 15 states due to expected snowfall, freezing rain and potentially hazardous road conditions. The National Weather Service (NWS) has ...

The alerts web service displays NWS watches, warnings, advisories, and similar products. Click the main menu down-arrow for a quick guide and documentation. Select a location option to begin your search for alerts.

The National Weather Service is your best source for complete weather forecast and weather related information on the web! weather.gov . National Weather Service ... Morton, Packwood, Deming, Paradise, and Longmire 123 PM PST Fri Jan 31 2025 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY …