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.

A Few Clouds

33°F

1°C

Humidity 54%
Wind Speed W 3 mph
Barometer 30.40 in (1029.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 15 Mar 5:53 am EDT
Extended Forecast for

Brunswick ME

  • Today

    Today: Mostly sunny, with a high near 40. North wind 5 to 10 mph becoming light and variable.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Southeast wind 5 to 10 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Monday

    Monday: Rain, with thunderstorms also possible after 5pm. High near 51. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 41. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.

    Low: 41 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Partly sunny, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 48 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 40. North wind 5 to 10 mph becoming light and variable.
Tonight
Increasing clouds, with a low around 31. Southeast wind 5 to 10 mph.
Monday
Rain, with thunderstorms also possible after 5pm. High near 51. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Rain. Low around 41. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.
Tuesday
Showers likely, mainly before 7am. Partly sunny, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly cloudy, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 44.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brunswick ME
 43.93°N 69.95°W (Elev. 39 ft)
Last Update:
3:09 am EDT Mar 15, 2026
Forecast Valid:
6am EDT Mar 15, 2026-6pm EDT Mar 21, 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