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

39°F

4°C

Humidity 55%
Wind Speed S 6 mph
Barometer 30.27 in (1025.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 21 Apr 7:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Increasing clouds, with a low around 32. South wind around 5 mph becoming calm.

    Low: 32 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Scattered showers, mainly between noon and 5pm. Mostly cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 5am. Cloudy, with a low around 36. South wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 54. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly 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

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 32. South wind around 5 mph becoming calm.
Wednesday
Scattered showers, mainly between noon and 5pm. Mostly cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly after 5am. Cloudy, with a low around 36. South wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 54. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 56.
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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:
2:45 pm EDT Apr 21, 2026
Forecast Valid:
8pm EDT Apr 21, 2026-6pm EDT Apr 28, 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