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

54°F

12°C

Humidity 47%
Wind Speed Calm
Barometer 29.97 in (1014.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 10 Mar 9:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: Sunny, with a high near 65. Southwest wind 5 to 10 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 3am. Partly cloudy, with a low around 31. Calm wind becoming northeast around 5 mph after midnight.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 9am. Patchy fog before 4pm, then areas of fog after 5pm. Otherwise, cloudy, with a high near 43. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely
    and Areas Fog

  • Wednesday Night

    Wednesday Night: Rain. Areas of dense fog. Low around 33. East wind around 5 mph becoming south after midnight. Chance of precipitation is 80%.

    Low: 33 °F

    Rain and
    Areas Dense
    Fog

  • Thursday

    Thursday: Rain likely, mainly before 10am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 52. Southwest wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely
    and Areas Fog

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Snow likely before 11pm, then rain and snow likely between 11pm and 5am, then rain likely after 5am. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.

    Low: 28 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain, mixing with snow after 8am, then gradually ending. Partly sunny, with a high near 44. Chance of precipitation is 50%.

    High: 44 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 65. Southwest wind 5 to 10 mph.
Tonight
A 20 percent chance of rain after 3am. Partly cloudy, with a low around 31. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
Rain likely, mainly after 9am. Patchy fog before 4pm, then areas of fog after 5pm. Otherwise, cloudy, with a high near 43. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Areas of dense fog. Low around 33. East wind around 5 mph becoming south after midnight. Chance of precipitation is 80%.
Thursday
Rain likely, mainly before 10am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 52. Southwest wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 40.
Friday Night
Snow likely before 11pm, then rain and snow likely between 11pm and 5am, then rain likely after 5am. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.
Saturday
A chance of rain, mixing with snow after 8am, then gradually ending. Partly sunny, with a high near 44. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 42.
Sunday Night
Rain and snow likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
Monday
Rain likely. Cloudy, with a high near 50. 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:
6:45 am EDT Mar 10, 2026
Forecast Valid:
10am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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