10-Day Weather Forecast - Grand Isle, ME
- |29°FPartly CloudyHourly details
Tonight
29°FPartly cloudy. Low temperature around 29F. Dew point will be around 26F with an average humidity of 91%. Winds will be 16 mph from the S.
- 49|22°FRainHourly details
Day
49°FA chance of rain this morning then rain this afternoon. Patchy fog. Not as cool with highs in the lower 50s. South winds 15 to 20 mph. Gusts up to 30 mph increasing to 40 mph this afternoon. Chance of rain near 100 percent.
Night
22°FRain in the evening. Patchy fog in the evening. A slight chance of snow showers. Little or no snow accumulation. Much colder with lows around 15. Southwest winds 15 to 20 mph with gusts up to 45 mph. Chance of precipitation near 100 percent.
Weekend Weather
- 21|18°FMostly SunnyHourly details
Day
21°FMostly sunny. Much colder with highs in the lower 20s. West winds 15 to 20 mph. Gusts up to 45 mph decreasing to 30 mph in the afternoon.
Night
18°FSnow. Light snow accumulation. Cold with lows around 15. Temperature rising into the lower 20s after midnight. South winds 5 to 10 mph. Chance of snow 90 percent.
- 30|15°F70% Chance Snow ShowersHourly details
Day
30°FMostly cloudy with snow likely in the morning then partly sunny with a chance of snow showers in the afternoon. Little or no additional snow accumulation. Cold with highs in the lower 30s. Temperature falling into the mid 20s in the afternoon. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 70 percent.
Night
15°FMostly cloudy. A slight chance of snow showers in the evening. Cold with lows around 10 above. Chance of snow 20 percent.
- 14|5°FMostly SunnyHourly details
Day
14°FMostly sunny. Much colder with highs around 15.
Night
5°FPartly cloudy. Cold with lows around zero.
- 15|15°F50% Chance of SnowHourly details
Day
15°FPartly sunny in the morning then mostly cloudy with a chance of snow in the afternoon. Cold with highs around 20. Chance of snow 50 percent.
Night
15°FMostly cloudy with a 50 percent chance of snow. Cold. Near steady temperature 10 to 15.
- 15|6°FPartly SunnyHourly details
Day
15°FPartly sunny. Cold with highs around 20. Temperature falling to around 15 in the afternoon.
Night
6°FPartly cloudy. Cold with lows around zero.
- 15|11°FPartly Sunny
Day
15°FPartly sunny. Cold with highs in the lower 20s.
Night
11°FMostly cloudy with a chance of snow. Chance of precipitation 35%. Low temperature around 11F. Dew point will be around 7F with an average humidity of 80%. Winds will be 1 mph from the SE.
- 22|14°F50% Chance of Snow
Day
22°FCloudy with a chance of snow. Chance of precipitation 45%. High temperature around 22F. Dew point will be around 13F with an average humidity of 77%. Winds will be 2 mph from the S.
Night
14°FCloudy with a chance of snow. Chance of precipitation 40%. Low temperature around 14F. Dew point will be around 12F with an average humidity of 80%. Winds will be 4 mph from the NW.
Weekend Weather
- 20|11°F30% Chance of Snow
Day
20°FCloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 20F. Dew point will be around 9F with an average humidity of 70%. Winds will be 6 mph from the NW.
Night
11°FCloudy. Low temperature around 11F. Dew point will be around 7F with an average humidity of 75%. Winds will be 6 mph from the NW.














