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

48°F

9°C

Humidity 89%
Wind Speed Calm
Barometer 29.71 in (1006.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 1 May 12:53 am EDT
Extended Forecast for

Montsweag ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60. Northwest wind around 5 mph.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy frost after 2am. Otherwise, increasing clouds, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy frost before 7am. Otherwise, partly sunny, with a high near 55. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 55 °F

    Patchy Frost
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 3am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 50 percent chance of showers. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 54.

    High: 54 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. Calm wind.
Friday
Mostly sunny, with a high near 60. Northwest wind around 5 mph.
Friday Night
Patchy frost after 2am. Otherwise, increasing clouds, with a low around 35. Calm wind.
Saturday
Patchy frost before 7am. Otherwise, partly sunny, with a high near 55. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers after 3am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Sunday
A 50 percent chance of showers. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 54.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 62.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
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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:
7:43 pm EDT Apr 30, 2026
Forecast Valid:
1am EDT May 1, 2026-6pm EDT May 7, 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