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

63°F

17°C

Humidity 73%
Wind Speed Calm
Barometer 30.18 in (1022.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Aug 7:53 am EDT
Extended Forecast for

Brunswick MESimilar City Names

  • Today

    Today: Mostly sunny, with a high near 77. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 61. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 81. North wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 8am. Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 61. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 81. North wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A 30 percent chance of showers after 8am. Partly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brunswick MESimilar City Names
 43.91°N 69.96°W (Elev. 69 ft)
Last Update:
2:19 am EDT Aug 16, 2026
Forecast Valid:
8am EDT Aug 16, 2026-6pm EDT Aug 22, 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