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

46°F

8°C

Humidity 34%
Wind Speed W 10 G 21 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 6 Apr 3:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Mostly clear, with a low around 25. Northwest wind 10 to 15 mph becoming light in the evening. Winds could gust as high as 25 mph.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow showers likely before 3pm, then snow showers likely, possibly mixed with rain. Partly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Showers
    Likely then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 20. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Snow Showers
    Likely then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 27. South wind around 5 mph.

    Low: 27 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Northwest wind 10 to 15 mph becoming light in the evening. Winds could gust as high as 25 mph.
Tuesday
Snow showers likely before 3pm, then snow showers likely, possibly mixed with rain. Partly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow showers likely, mainly between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 20. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Sunny, with a high near 43. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 27. South wind around 5 mph.
Thursday
Sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 59.
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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:
2:40 pm EDT Apr 6, 2026
Forecast Valid:
4pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation