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

51°F

11°C

Humidity 89%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Apr 8:53 pm EDT
Extended Forecast for

Brunswick ME

  • Tonight

    Tonight: Mostly clear, with a low around 42. Calm wind becoming northeast around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, increasing clouds, with a high near 54. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 54 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers likely before 9am, then rain, mainly after 9am. Patchy fog before 9am. High near 47. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%.

    High: 47 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 31. West wind around 5 mph.

    Low: 31 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Calm wind becoming northeast around 5 mph.
Saturday
Patchy fog before 10am. Otherwise, increasing clouds, with a high near 54. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A 30 percent chance of showers, mainly after 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely before 9am, then rain, mainly after 9am. Patchy fog before 9am. High near 47. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 31. West wind around 5 mph.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Sunny, with a high near 46.
Tuesday Night
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 34.
Wednesday
A 30 percent chance of showers before 9am. Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 55.
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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:
6:30 pm EDT Apr 17, 2026
Forecast Valid:
8pm EDT Apr 17, 2026-6pm EDT Apr 24, 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