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

49°F

9°C

Humidity 29%
Wind Speed NA
Barometer 30.50 in (1032.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Apr 9:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: Increasing clouds, with a high near 55. Southwest wind around 5 mph.

    High: 55 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain, mainly after 1am. Low around 36. South wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain before 10am, then showers likely, mainly between 10am and 4pm. High near 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of showers before 10pm. Partly cloudy, with a low around 47. Southwest wind around 5 mph becoming calm after midnight.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 7pm and 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 55. Southwest wind around 5 mph.
Tonight
Rain, mainly after 1am. Low around 36. South wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain before 10am, then showers likely, mainly between 10am and 4pm. High near 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of showers before 10pm. Partly cloudy, with a low around 47. Southwest wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A chance of showers between 7pm and 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 60.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 60.
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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:
9:45 am EDT Apr 12, 2026
Forecast Valid:
10am EDT Apr 12, 2026-6pm EDT Apr 18, 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