SXUS41 KBTV 181826 RECBTV Recreational Forecast National Weather Service Burlington VT 226 PM EDT Wed Mar 18 2026 .The Forecast for the Northern Waters of Lake Champlain, including Malletts Bay, the Inland Sea, and Isle La Motte... .TONIGHT...Light and variable winds, becoming south 10 to 15 knots. Mostly cloudy. .THURSDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Mostly cloudy. A slight chance of rain showers in the afternoon. .THURSDAY NIGHT...South winds 5 to 15 knots, becoming southwest. Mostly cloudy. .FRIDAY...Light and variable winds, becoming south around 10 knots. Mostly cloudy. A chance of rain showers in the afternoon. .FRIDAY NIGHT...Southeast winds 10 to 15 knots, becoming southwest. Mostly cloudy. A chance of rain or snow showers. .SATURDAY...Southwest winds 5 to 15 knots, becoming west. Mostly cloudy. A chance of rain or snow showers in the morning, then a chance of rain showers in the afternoon. .SATURDAY NIGHT...West winds 5 to 15 knots, becoming southwest. A chance of rain in the evening, then rain likely overnight. .SUNDAY...West winds 10 to 15 knots, becoming northwest. Rain and snow likely in the morning, then a chance of rain and snow in the afternoon. .SUNDAY NIGHT...Northwest winds 10 to 15 knots, becoming north. Partly cloudy. A chance of snow in the evening. .MONDAY...North winds 10 to 15 knots. Mostly sunny. Waves omitted due to the northern waters of the lake being mostly ice covered. && .The Forecast for the Broad Waters of Lake Champlain, including Colchester Reef, Valcour Island, and Cumberland Bay... .TONIGHT...Southeast winds 10 knots or less, becoming south 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Mostly cloudy. Waves 2 to 4 feet, building to 3 to 5 feet, then subsiding to 2 to 4 feet. .THURSDAY NIGHT...South winds 5 to 15 knots, diminishing to less than 10 knots. Mostly cloudy. Waves 2 to 4 feet, subsiding to 1 to 2 feet. .FRIDAY...Light and variable winds, becoming southeast around 10 knots. Mostly cloudy. A chance of rain showers in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...Southeast winds 10 to 15 knots, becoming southwest. Mostly cloudy. A chance of rain showers in the evening, then a chance of snow or rain showers overnight. Waves 1 foot or less. .SATURDAY...Southwest winds 5 to 15 knots, becoming west. Mostly cloudy. A chance of rain or snow showers in the morning, then a chance of rain showers in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...West winds 10 to 15 knots, becoming southwest. Partly cloudy in the evening, then becoming mostly cloudy. A chance of rain. Waves 1 foot or less. .SUNDAY...Northwest winds 10 to 15 knots, becoming north 15 to 20 knots. Partly sunny. A chance of rain and snow. Waves 1 foot or less. .SUNDAY NIGHT...Northwest winds 15 to 20 knots, becoming north. Partly cloudy. A chance of rain in the evening. Waves 1 foot or less. .MONDAY...North winds 15 to 20 knots. Mostly sunny. Waves 1 foot or less, building to 1 to 3 feet. && .The Forecast for the Southern Waters of Lake Champlain, including Willsboro and Shelburne Bays, and Diamond Island... .TONIGHT...Southeast winds 5 to 15 knots, becoming south. Partly cloudy in the evening, then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet. .THURSDAY NIGHT...South winds 5 to 15 knots, diminishing to less than 10 knots. Mostly cloudy. Waves 1 to 3 feet, subsiding to 1 foot or less. .FRIDAY...Light and variable winds, becoming southeast around 10 knots. Mostly cloudy. A chance of rain showers in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...South winds around 10 knots, becoming southwest. Rain showers likely in the evening, then a chance of rain or snow showers overnight. Waves 1 foot or less. .SATURDAY...Southwest winds 5 to 10 knots, becoming west. Mostly cloudy. A chance of rain or snow showers in the morning, then a chance of rain showers in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...West winds 10 to 15 knots, becoming southwest. Gusts up to 25 knots. Mostly cloudy. A chance of rain. Waves 1 foot or less. .SUNDAY...West winds 10 to 15 knots, becoming north. Partly sunny. A chance of rain in the morning, then a chance of rain and snow in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...North winds 10 to 15 knots, increasing to 15 to 20 knots. Partly cloudy. A chance of rain in the evening. Waves 1 foot or less. .MONDAY...North winds 15 to 20 knots, diminishing to 10 to 15 knots. Mostly sunny. Waves 1 foot or less, building to 1 to 3 feet. The ultraviolet index for Thursday will be a 3. This is in the moderate category. Latest Level and Temperature Data from Around Lake Champlain Level Temperature USGS gage at Rouses Point NY 96.62 feet 35 degrees USGS gage at Burlington VT 96.63 feet 34 degrees USGS gage at Port Henry NY 96.71 feet 36 degrees && .The Higher Summits Forecast for Vermont and Northern New York... .TONIGHT...Partly cloudy until midnight, then becoming mostly cloudy. Lows around 15. South winds 10 to 20 mph. Wind chill values as low as 3 below. .THURSDAY...Cloudy. A slight chance of snow showers. Highs in the mid 20s. South winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 2 below. .THURSDAY NIGHT...Summits obscured in clouds. A slight chance of snow showers. Lows around 19. West winds 10 to 25 mph. .FRIDAY...Cloudy. A chance of snow showers in the afternoon. Snow accumulation around an inch. Highs in the lower 30s. West winds 10 to 15 mph, becoming south 10 to 25 mph in the afternoon. $$