National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Partly Cloudy

49°F

9°C

Humidity 44%
Wind Speed Calm
Barometer 30.10 in (1019.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 May 8:53 pm EDT
Extended Forecast for

Brunswick ME

Frost Advisory May 13, 02:00am until May 13, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly between noon and 5pm. Mostly cloudy, with a high near 55. Light and variable wind becoming south 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 9pm. Cloudy, with a low around 45. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers then
    Cloudy

  • Thursday

    Thursday: Rain, mainly after 10am. High near 57. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 57 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 45. Northeast wind around 5 mph. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Friday

    Friday: Showers, mainly before 5pm. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 10pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of frost after 4am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Wednesday
A 50 percent chance of showers, mainly between noon and 5pm. Mostly cloudy, with a high near 55. Light and variable wind becoming south 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers, mainly before 9pm. Cloudy, with a low around 45. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly after 10am. High near 57. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
Rain. Low around 45. Northeast wind around 5 mph. Chance of precipitation is 90%.
Friday
Showers, mainly before 5pm. High near 58. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers before 10pm. Mostly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brunswick ME
 43.89°N 69.97°W (Elev. 79 ft)
Last Update:
7:55 pm EDT May 12, 2026
Forecast Valid:
9pm EDT May 12, 2026-6pm EDT May 19, 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