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.

Mostly Cloudy

40°F

4°C

Humidity 79%
Wind Speed S 3 mph
Barometer 30.21 in (1023.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 22 Apr 4:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 2am. Cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 54. Light west wind becoming northwest 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

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

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53. North wind around 5 mph.

    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

  • Saturday Night

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

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly after 2am. Cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 54. Light west wind becoming northwest 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 32. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 53. North wind around 5 mph.
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 36.
Monday
Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 55.
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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:
2:33 am EDT Apr 22, 2026
Forecast Valid:
5am EDT Apr 22, 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