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

24°F

-4°C

Humidity 84%
Wind Speed Calm
Barometer 30.36 in (1027.9 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 21 Apr 4:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: Increasing clouds, with a high near 46. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 46 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 31. South wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 46. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers before 5pm. Partly sunny, with a high near 53. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 53 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 46. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 31. South wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 46. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 36. Calm wind.
Thursday
A 40 percent chance of showers before 5pm. Partly sunny, with a high near 53. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.73°W (Elev. 69 ft)
Last Update:
2:39 am EDT Apr 21, 2026
Forecast Valid:
5am EDT Apr 21, 2026-6pm EDT Apr 27, 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