SXUS41 KBTV 091849 RECBTV Recreational Forecast National Weather Service Burlington VT 249 PM EDT Thu Jul 9 2026 .The Forecast for the Northern Waters of Lake Champlain, including Malletts Bay, the Inland Sea, and Isle La Motte... .TONIGHT...North winds 5 to 15 knots, becoming northwest. Patchy fog. Showers with a chance of thunderstorms in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Waves 1 to 2 feet. .FRIDAY...Northwest winds 10 knots or less, becoming north. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast winds 10 knots or less, becoming north. Partly cloudy. Waves 1 foot or less. .SATURDAY...North winds 5 to 10 knots. Sunny. Waves 1 foot or less. .SATURDAY NIGHT...North winds around 10 knots, becoming light and variable. Clear. Waves 1 foot or less. .SUNDAY...Light and variable winds. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Light and variable winds. Mostly clear. Waves 1 foot or less. .MONDAY...South winds less than 10 knots. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Light and variable winds. Partly cloudy. Waves 1 to 2 feet. .TUESDAY...South winds 5 to 10 knots, becoming southwest. Partly sunny. Waves 1 to 2 feet. Winds and waves higher in and near thunderstorms. && .The Forecast for the Broad Waters of Lake Champlain, including Colchester Reef, Valcour Island, and Cumberland Bay... .TONIGHT...North winds 15 to 20 knots, diminishing to 5 to 10 knots. Showers with a chance of thunderstorms in the evening, then showers likely overnight. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Waves 1 to 2 feet. .FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...North winds 10 knots or less. Mostly clear. Waves 1 foot or less. .SATURDAY...North winds 5 to 10 knots. Sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...North winds around 10 knots, becoming light and variable. Clear. Waves 1 foot or less. .SUNDAY...Light and variable winds. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Light and variable winds. Mostly clear. Waves 1 foot or less. .MONDAY...South winds 10 knots or less. Sunny. Waves 1 foot or less. .MONDAY NIGHT...Southwest winds 10 knots or less, becoming south. Partly cloudy. Waves 1 foot or less. .TUESDAY...South winds 5 to 10 knots, becoming southwest. Partly sunny. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. && .The Forecast for the Southern Waters of Lake Champlain, including Willsboro and Shelburne Bays, and Diamond Island... .TONIGHT...North winds 15 to 20 knots, diminishing to 5 to 15 knots. Showers with a chance of thunderstorms in the evening, then a chance of showers overnight. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Waves 1 to 2 feet. .FRIDAY...North winds 5 to 10 knots. Partly sunny. A slight chance of showers in the morning. Waves 1 foot or less. .FRIDAY NIGHT...North winds 10 knots or less. Mostly clear. Waves 1 foot or less. .SATURDAY...North winds 5 to 15 knots. Sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...North winds 10 to 15 knots, becoming light and variable. Clear. Waves 1 foot or less. .SUNDAY...Light and variable winds. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Light and variable winds. Mostly clear. Waves 1 foot or less. .MONDAY...South winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Southwest winds 10 knots or less, becoming south. Mostly clear. Waves 1 foot or less. .TUESDAY...South winds 5 to 10 knots, becoming southwest. Partly sunny. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. The ultraviolet index for Friday will be a 7. This is in the high category. Latest Level and Temperature Data from Around Lake Champlain Level Temperature USGS gage at Rouses Point NY 96.16 feet 78 degrees USGS gage at Burlington VT 96.21 feet 77 degrees USGS gage at Port Henry NY 96.20 feet 70 degrees && .The Higher Summits Forecast for the Northern Adirondacks of New York and the Northern Green Mountains of Vermont... .TONIGHT...Cloudy until midnight, then becoming obscured in clouds. Thunderstorms likely early, then a slight chance of thunderstorms until midnight. Some thunderstorms may produce gusty winds and heavy rainfall. Lows in the upper 50s. West winds 10 to 15 mph, increasing to 10 to 25 mph after midnight. .FRIDAY...Cloudy in the morning, then becoming partly sunny. A chance of showers in the morning. A slight chance of showers and thunderstorms in the afternoon. Highs around 70. North winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds 10 to 15 mph. .SATURDAY...Mostly sunny. Highs in the upper 60s. North winds around 10 mph. .The Higher Summits Forecast for the Southern Green Mountains of Vermont... .TONIGHT...Cloudy until midnight, then becoming in and out of clouds. A chance of thunderstorms until midnight. A chance of showers. Some thunderstorms may produce gusty winds and heavy rainfall until midnight. Lows in the lower 60s. West winds 10 to 20 mph. .FRIDAY...Summits obscured in clouds in the morning, then becoming partly sunny. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Northwest winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds 10 to 15 mph. .SATURDAY...Mostly sunny. Highs in the lower 70s. North winds around 10 mph. $$