Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

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Last Map Update: Tue, Dec 30, 2025 at 12:16:32 am PST

Watches, Warnings & Advisories

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Frost Advisory

Air Stagnation Advisory

Hydrologic Outlook

Fog

Air Stagnation

Weather Timeline

Areas of dense and freezing fog are expected during the nighttime and morning in valleys of Douglas, Jackson, and Josephine counties through Wednesday morning. Frost may develop on paved surfaces with low temperatures in the upper 20s and lower 30s. Take caution. Turn on your low beam lights, drive slowly, and keep your distance from other vehicles. Consider delaying travel until conditions improve in the afternoons. Learn more about these conditions by visiting at weather.gov/safety/fog.