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

68°F

20°C

Humidity 31%
Wind Speed S 9 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 10 Mar 3:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 5pm. Patchy fog before 4pm, then areas of fog after 5pm. Otherwise, cloudy, with a high near 39. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain Likely
    and Areas Fog

  • Wednesday Night

    Wednesday Night: Rain. Areas of dense fog. Low around 37. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain and
    Areas Dense
    Fog

  • Thursday

    Thursday: A 40 percent chance of rain before 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 51. West wind around 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Chance Rain
    and Areas Fog

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. Northwest wind around 5 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Rain and snow likely, mainly after 10pm. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

    Low: 28 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 50 percent chance of rain before 11am. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Rain likely, mainly after 5pm. Patchy fog before 4pm, then areas of fog after 5pm. Otherwise, cloudy, with a high near 39. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Areas of dense fog. Low around 37. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of rain before 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 51. West wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 22. Northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 40.
Friday Night
Rain and snow likely, mainly after 10pm. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.
Saturday
A 50 percent chance of rain before 11am. Partly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 41.
Sunday Night
Rain and snow likely. Cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
Rain. High near 51. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of snow. Mostly sunny, with a high near 36.
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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:
2:44 pm EDT Mar 10, 2026
Forecast Valid:
3pm EDT Mar 10, 2026-6pm EDT Mar 17, 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