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

36°F

2°C

Humidity 89%
Wind Speed Calm
Barometer 29.75 in (1007.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 21 Mar 4:53 am EDT
Extended Forecast for

Brunswick ME

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Calm wind.

    Low: 27 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain and snow, becoming all rain after 5pm. High near 38. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain before 10pm, then rain and snow likely between 10pm and 11pm, then a chance of snow after 11pm. Low around 25. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 40 percent chance of snow before 5pm. Cloudy, with a high near 37. North wind around 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow between 9am and 11am, then a chance of rain after 11am. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 46. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 27. Calm wind.
Sunday
Rain and snow, becoming all rain after 5pm. High near 38. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Rain before 10pm, then rain and snow likely between 10pm and 11pm, then a chance of snow after 11pm. Low around 25. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A 40 percent chance of snow before 5pm. Cloudy, with a high near 37. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of snow between 9am and 11am, then a chance of rain after 11am. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brunswick ME
 43.93°N 69.95°W (Elev. 39 ft)
Last Update:
2:17 am EDT Mar 21, 2026
Forecast Valid:
5am EDT Mar 21, 2026-6pm EDT Mar 27, 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