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

32°F

0°C

Humidity 85%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 10 Mar 6:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: Sunny, with a high near 65. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    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. Light south wind becoming southwest 5 to 10 mph in the afternoon.
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%.
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:
6:45 am EDT Mar 10, 2026
Forecast Valid:
7am EDT Mar 10, 2026-6pm EDT Mar 16, 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