National Weather Service United States Department of Commerce

Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

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Last Map Update: Mon, Jan 19, 2026 at 7:02:18 pm PST

We have issued a Dense Fog Advisory from 9 PM this evening through 12 PM Tuesday to highlight a very high transportation risk for the San Joaquin Valley. Be sure your headlights are turned on, maintain a safe distance, and drive slow when you encounter dense fog. #cawx

 

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