SXUS41 KBTV 180800 RECBTV Recreational Forecast National Weather Service Burlington VT 400 AM EDT Tue Mar 18 2025 .The Forecast for the Northern Waters of Lake Champlain, including Malletts Bay, the Inland Sea, and Isle La Motte... .TODAY...North winds less than 10 knots. Sunny. .TONIGHT...South winds 5 to 10 knots. Mostly clear. .WEDNESDAY...Southeast winds 5 to 15 knots, becoming south 15 to 20 knots. Partly sunny. .WEDNESDAY NIGHT...South winds 20 to 25 knots with gusts to around 40 knots. Partly cloudy. .THURSDAY...South winds 20 to 25 knots with gusts to around 40 knots. Partly sunny. .THURSDAY NIGHT...South winds 15 to 20 knots, becoming west 10 to 15 knots. Rain in the evening, then rain or snow overnight. .FRIDAY...Northwest winds 15 to 20 knots. Snow in the morning, then a chance of snow in the afternoon. .FRIDAY NIGHT...Northwest winds 15 to 20 knots, becoming west 10 to 15 knots. Mostly clear. .SATURDAY...South winds 5 to 15 knots. Partly sunny. A chance of rain showers in the afternoon. Waves omitted due to the lake being fully ice covered. && .The Forecast for the Broad Waters of Lake Champlain, including Colchester Reef, Valcour Island, and Cumberland Bay... .TODAY...North winds 5 to 10 knots, becoming light and variable. Sunny. Waves 1 foot or less. .TONIGHT...South winds 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. .WEDNESDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Partly sunny. Waves 1 to 3 feet. .WEDNESDAY NIGHT...South winds to 30 knots. Partly cloudy. Waves 1 to 3 feet. .THURSDAY...South winds to 30 knots. Partly sunny. Waves 1 to 3 feet, building to 2 to 4 feet, then subsiding to 1 to 3 feet. .THURSDAY NIGHT...South winds 15 to 20 knots, becoming west. Rain. Waves 1 to 2 feet. .FRIDAY...Northwest winds 15 to 25 knots. Snow in the morning, then a chance of snow in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Northwest winds 15 to 25 knots, becoming west and diminishing to 10 to 15 knots. Mostly clear. Waves 1 to 2 feet. .SATURDAY...South winds 10 to 15 knots. Partly sunny. Waves 1 foot or less. && .The Forecast for the Southern Waters of Lake Champlain, including Willsboro and Shelburne Bays, and Diamond Island... .TODAY...North winds 5 to 10 knots, becoming light and variable. Sunny. Waves 1 foot or less. .TONIGHT...South winds 5 to 10 knots. Mostly clear. Waves 1 foot or less. .WEDNESDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Partly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...South winds to 30 knots. Partly cloudy. Waves 1 to 2 feet. .THURSDAY...South winds 20 to 25 knots with gusts to around 40 knots. Partly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...South winds 15 to 20 knots, becoming northwest. Rain. Waves 1 to 2 feet. .FRIDAY...Northwest winds 15 to 25 knots. Snow or rain in the morning, then a chance of snow in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Northwest winds 15 to 25 knots, becoming west and diminishing to 10 to 15 knots. Mostly clear. Waves 1 to 2 feet. .SATURDAY...South winds 10 to 15 knots. Partly sunny. Waves 1 foot or less. Wave heights are for ice free areas. Latest Level and Temperature Data from Around Lake Champlain Level Temperature USGS gage at Rouses Point NY 96.34 feet 36 degrees USGS gage at Burlington VT 96.33 feet 35 degrees USGS gage at Port Henry NY 96.89 feet 36 degrees Diamond Island Missing && .The Higher Summits Forecast for Vermont and Northern New York... .TODAY...Sunny. Highs in the mid 40s. North winds 10 to 20 mph, becoming southwest around 10 mph this afternoon. .TONIGHT...Clear. Lows in the lower 30s. Southwest winds 10 to 20 mph. .WEDNESDAY...Partly sunny. Highs in the mid 50s. South winds 10 to 20 mph, increasing to 20 to 35 mph with gusts up to 45 mph in the afternoon. $$