Grand Isle County, VT Weather Forecast

County weather hub

66°

Rain Showers Likely

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Wednesday, April 15, 2026

Wind: 6 to 10 mph S

Wednesday

Rain showers likely. Mostly cloudy, with a high near 66. South wind 6 to 10 mph. Chance of precipitation is 60%.

County weather hub

County Weather Overview

This county weather page brings together forecast coverage for Grand Isle County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.

Current forecast coverage spans 0 of 0 mapped cities in Grand Isle County.

Page Snapshot

Page focus: county weather
Forecast window: Apr 15 to Apr 16, 2026
Latest sync: Apr 10, 2026 5:43 AM EDT
Forecast office: BTV
Source: NOAA / NWS

Next High

66°F

Wednesday

Next Low

49°F

Wednesday Night

Rain Outlook

Periods mentioning precipitation

Windiest

12 mph

Thursday

Daily Outlook

Today

Apr 15

Rain Showers Likely

66 °F

/ 49°F

Wind 6 to 10 mph

Thu

Apr 16

Chance Rain Showers

62 °F

Wind 12 mph

This Week in Grand Isle County

Wednesday looks like the warmest upcoming period in Grand Isle County at 66 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 49 degrees F.

The strongest winds are forecast for Thursday at about 12 mph SW.

Precipitation is mentioned in 3 upcoming forecast periods.

Forecast Details

Last updated: Apr 10, 2026 5:43 AM EDT
Coverage: 2 days
Time zone: America/New_York
Forecast office: BTV
Radar station: KCXX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night

Apr 15

49°F

Rain Showers Likely

10 mph S

Rain showers likely. Mostly cloudy, with a low around 49. South wind around 10 mph. Chance of precipitation is 60%.

Thursday

Apr 16

62°F

Chance Rain Showers

12 mph SW

A chance of rain showers. Partly sunny, with a high near 62. Southwest wind around 12 mph. Chance of precipitation is 50%.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Wednesday Apr 15	Rain Showers Likely	66°F	6 to 10 mph S	Rain showers likely. Mostly cloudy, with a high near 66. South wind 6 to 10 mph. Chance of precipitation is 60%.
Wednesday Night Apr 15	Rain Showers Likely	49°F	10 mph S	Rain showers likely. Mostly cloudy, with a low around 49. South wind around 10 mph. Chance of precipitation is 60%.
Thursday Apr 16	Chance Rain Showers	62°F	12 mph SW	A chance of rain showers. Partly sunny, with a high near 62. Southwest wind around 12 mph. Chance of precipitation is 50...

Nearby Forecasts

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Forecast coverage currently spans 0 of 0 mapped cities in Grand Isle County.

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Grand Isle County Courthouse 01 image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.