National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Fair

59°F

15°C

Humidity 54%
Wind Speed S 9 G 16 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 7 Oct 4:53 pm EDT
Extended Forecast for

Westport Island ME

  • Tonight

    Tonight: Partly cloudy, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely, mainly before 11am. Mostly cloudy, then gradual clearing during the afternoon, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. West wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. West wind around 5 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Showers likely, mainly before 11am. Mostly cloudy, then gradual clearing during the afternoon, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 48. West wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 60. West wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 40. West wind around 5 mph.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Columbus Day
A 40 percent chance of showers before 10am. Mostly cloudy, with a high near 64.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 57.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 52. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westport Island ME
 43.9°N 69.72°W (Elev. 20 ft)
Last Update:
2:26 pm EDT Oct 7, 2026
Forecast Valid:
5pm EDT Oct 7, 2026-6pm EDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation