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.

Overcast

50°F

10°C

Humidity 93%
Wind Speed Calm
Barometer 29.98 in (1015.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 9:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Showers likely, mainly after 5am. Patchy fog before 11pm, then patchy fog after 3am. Otherwise, cloudy, with a low around 43. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 3am, then showers likely. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 62. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 10am. Cloudy, with a high near 52. Chance of precipitation is 70%.

    High: 52 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers likely before 5am, then a chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Showers
    Likely then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Patchy fog before 11pm, then patchy fog after 3am. Otherwise, cloudy, with a low around 43. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 3am, then showers likely. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 62. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 41. Calm wind.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 40.
Sunday
Showers likely, mainly after 10am. Cloudy, with a high near 52. Chance of precipitation is 70%.
Sunday Night
Rain showers likely before 5am, then a chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Monday
A 30 percent chance of snow showers before 7am. Partly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Sunny, with a high near 49.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 35.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.73°W (Elev. 69 ft)
Last Update:
6:34 pm EDT Apr 15, 2026
Forecast Valid:
10pm EDT Apr 15, 2026-6pm EDT Apr 22, 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