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.

Light Rain

49°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Apr 3:53 am EDT
Extended Forecast for

Montsweag ME

  • Overnight

    Overnight: Showers. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers before noon, then a slight chance of showers after 2pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 57. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and thunderstorms before midnight, then a chance of showers. Patchy fog before 2am, then patchy fog after 3am. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 40 percent chance of showers between 8am and 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.

    High: 64 °F

    Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 41.

    Low: 41 °F

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before noon, then a slight chance of showers after 2pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 57. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers and thunderstorms before midnight, then a chance of showers. Patchy fog before 2am, then patchy fog after 3am. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers between 8am and 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 43. Calm wind.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 41.
Sunday
Showers, mainly after 8am. High near 51. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 54.
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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:
2:28 am EDT Apr 16, 2026
Forecast Valid:
4am EDT Apr 16, 2026-6pm EDT Apr 22, 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