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

36°F

2°C

Humidity 79%
Wind Speed Calm
Barometer 29.92 in (1013.2 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 10 Mar 1:53 am EDT
Extended Forecast for

Montsweag ME

  • Overnight

    Overnight: Mostly clear, with a low around 33. Southwest wind around 5 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

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

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, increasing clouds, with a low around 35. Calm wind becoming northeast around 5 mph after midnight.

    Low: 35 °F

    Patchy Fog

  • Wednesday

    Wednesday: Rain likely, mainly after 3pm. Patchy fog. Otherwise, cloudy, with a high near 39. East wind around 10 mph. Chance of precipitation is 60%.

    High: 39 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Rain. Patchy fog. Low around 36. East wind around 5 mph becoming south after midnight. Chance of precipitation is 80%.

    Low: 36 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: A 50 percent chance of rain. Patchy fog before noon. Otherwise, cloudy, with a high near 53.

    High: 53 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow between 7pm and 11pm, then rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.

    Low: 26 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 33. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 65. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog. Otherwise, increasing clouds, with a low around 35. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
Rain likely, mainly after 3pm. Patchy fog. Otherwise, cloudy, with a high near 39. East wind around 10 mph. Chance of precipitation is 60%.
Wednesday Night
Rain. Patchy fog. Low around 36. East wind around 5 mph becoming south after midnight. Chance of precipitation is 80%.
Thursday
A 50 percent chance of rain. Patchy fog before noon. Otherwise, cloudy, with a high near 53.
Thursday Night
A chance of rain and snow before 11pm. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 39.
Friday Night
A chance of snow between 7pm and 11pm, then rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Saturday
A chance of rain and snow before 1pm. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Sunday Night
Rain and snow. Low around 28. Chance of precipitation is 80%.
Monday
Rain likely. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.73°W (Elev. 69 ft)
Last Update:
9:25 pm EDT Mar 9, 2026
Forecast Valid:
2am EDT Mar 10, 2026-6pm EDT Mar 16, 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