Weather Alerts For Omar, NY

URGENT - WINTER WEATHER MESSAGE National Weather Service Buffalo NY 1248 PM EST Mon Dec 15 2025 Jefferson-Lewis- Including the cities of Watertown and Lowville 1248 PM EST Mon Dec 15 2025 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 PM EST TUESDAY... * WHAT...Heavy lake effect snow expected. Total snow accumulations 8 to 16 inches in the most persistent lake snows over southern Jefferson County and the northwest portion of the Tug Hill Plateau. * WHERE...Jefferson and Lewis Counties. The greatest accumulations will be across southern Jefferson County and the northwest portion of the Tug Hill Plateau. * WHEN...Until 1 PM EST Tuesday. * IMPACTS...Travel will be very difficult with deep snow cover roads and very poor visibility. The hazardous conditions will impact the Monday evening commute. Significant impacts are possible on Interstate 81 this evening between Mannsville and Watertown. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heavy snow will fall in relatively narrow bands. If traveling, be prepared for rapidly changing road conditions and visibilities. Submit snow reports through our website or social media. &&