7-Day Zone Forecast for Grand Isle County (Text-Only)
NWS Forecast for: Grand Isle County
Issued by: National Weather Service Burlington, VT
Last Update: 400 PM EDT Tue Sep 1 2026
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Tonight: Partly cloudy. Lows in the mid 60s. South winds 10 to 15 mph.

Wednesday: Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the mid 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Wednesday Night: Showers, breezy with lows in the mid 60s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent.

Thursday: Showers likely. Breezy with highs in the mid 70s. South winds 20 to 25 mph. Chance of rain 70 percent.

Thursday Night: Partly cloudy with a 30 percent chance of showers. Humid with lows in the lower 60s. Light and variable winds.

Friday And Friday Night: Partly cloudy. A 40 percent chance of showers. Highs in the mid 70s. Lows around 60.

Saturday And Saturday Night: Partly cloudy. Highs in the lower 70s. Lows in the mid 50s.

Sunday And Sunday Night: Mostly clear. Highs in the lower 70s. Lows in the upper 50s.

Labor Day: Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 30 percent.

Monday Night: Partly cloudy with a 30 percent chance of showers. Lows in the upper 50s.

Tuesday: Partly sunny. Highs around 70.







Zone Forecast: Grand Isle County

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