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 86%
Wind Speed Calm
Barometer 29.96 in (1014.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Oct 1:53 am EDT
Extended Forecast for

Montsweag ME

  • Overnight

    Overnight: Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. North wind around 5 mph.

    Low: 36 °F

    Patchy Frost

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, sunny, with a high near 64. North wind around 5 mph.

    High: 64 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 49. South wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, mainly after 10am. High near 64. Breezy. Chance of precipitation is 80%.

    High: 64 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers, mainly before midnight. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. North wind around 5 mph.
Saturday
Patchy frost before 8am. Otherwise, sunny, with a high near 64. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 43. Calm wind.
Sunday
Mostly sunny, with a high near 65. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 49. South wind 5 to 10 mph.
Monday
Showers, mainly after 10am. High near 64. Breezy. Chance of precipitation is 80%.
Monday Night
Showers, mainly before midnight. Low around 47. Chance of precipitation is 80%.
Tuesday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 63.
Tuesday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 47.
Wednesday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 39.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 58.
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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:
1:35 am EDT Oct 18, 2025
Forecast Valid:
2am EDT Oct 18, 2025-6pm EDT Oct 24, 2025
 
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