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: 242 AM EDT Mon Apr 20 2026


Today: Mostly cloudy with a slight chance of snow showers this morning, then partly sunny this afternoon. Highs in the upper 30s. Northwest winds 10 to 15 mph. Chance of snow 20 percent.

Tonight: Mostly clear. Lows in the upper 20s. Northwest winds around 10 mph until midnight, becoming light and variable.

Tuesday: Partly sunny. Highs in the mid 40s. Light and variable winds, becoming south around 10 mph in the afternoon.

Tuesday Night: Partly cloudy. Lows in the mid 30s. South winds 10 to 15 mph.

Wednesday: Partly sunny. Highs in the upper 40s. South winds 10 to 15 mph.

Wednesday Night Through Thursday Night: Partly cloudy. Lows in the mid 30s. Highs in the lower 50s.

Friday And Friday Night: Mostly clear. Highs in the lower 50s. Lows in the upper 30s.

Saturday: Partly sunny. Highs in the mid 50s.

Saturday Night And Sunday: Partly cloudy. A 30 percent chance of showers. Lows in the upper 30s. Highs in the upper 50s.







Zone Forecast: Grand Isle County

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