Jefferson County

Winter Storm Warning issued December 29 at 9:44PM EST until January 3 at 7:00AM EST by NWS Buffalo NY

December 29th, 9:44 PM — 9:45 AM

* WHAT...Heavy snow expected. Total snow accumulations 1 to 2 feet. Winds gusting as high as 50 mph will create blowing and drifting snow along with whiteout conditions at times. * WHERE...The Eastern Lake Ontario Region. Greatest snow accumulation expected south of Watertown and Fort Drum. * WHEN...Until 7 AM EST Saturday. * IMPACTS...Whiteout conditions are expected to continue into Tuesday and will make travel treacherous and potentially life-threatening. Travel will remain very difficult with hazardous conditions from lake effect snow continuing to impact travel through the week.

Small Craft Advisory issued December 29 at 6:54PM EST until December 31 at 1:00AM EST by NWS Buffalo NY

December 29th, 6:54 PM — 3:00 AM

* WHAT...West winds to 30 knots. * WHERE...The Saint Lawrence River from Cape Vincent to Saint Regis. * WHEN...Until 1 AM EST Wednesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Gale Warning issued December 29 at 6:54PM EST until December 31 at 12:00AM EST by NWS Buffalo NY

December 29th, 6:54 PM — 3:00 AM

* WHAT...West winds to 45 knots and waves 20 to 25 feet. * WHERE...The nearshore and open waters of Lake Ontario from Hamlin Beach to the Saint Lawrence River. * WHEN...Until midnight EST Tuesday night. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.

Wind Advisory issued December 29 at 6:36PM EST until December 30 at 7:00AM EST by NWS Buffalo NY

December 29th, 6:36 PM — 6:45 AM

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Erie, Niagara, Orleans, Monroe, Jefferson, Genesee, Wyoming, and Chautauqua Counties. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory issued December 29 at 6:36PM EST until December 30 at 7:00PM EST by NWS Buffalo NY

December 29th, 6:36 PM — 6:45 AM

* WHAT...West winds 20 to 30 mph with gusts to 45 mph. * WHERE...Oswego and Lewis Counties. * WHEN...Until 7 PM EST Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.