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

71°F

22°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 May 6:53 am EDT
Extended Forecast for

2 Miles S Westport Island ME

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Northwest wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 63. Northwest wind 5 to 10 mph.

    High: 63 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Northwest wind around 5 mph becoming calm.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 51. Northwest wind around 5 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 63. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 44. Northwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 63. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 56.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 45.
Memorial Day
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Westport Island ME
 43.88°N 69.73°W (Elev. 3 ft)
Last Update:
6:46 am EDT May 20, 2026
Forecast Valid:
7am EDT May 20, 2026-6pm EDT May 26, 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