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.

Overcast

73°F

23°C

Humidity 66%
Wind Speed E 9 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Sep 2:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 10pm, then a chance of showers after 4am. Mostly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 71. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
A slight chance of showers before 10pm, then a chance of showers after 4am. Mostly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers. High near 71. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 52.
Labor Day
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.73°W (Elev. 69 ft)
Last Update:
2:29 pm EDT Sep 1, 2026
Forecast Valid:
3pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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