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

68°F

20°C

Humidity 76%
Wind Speed SE 7 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 27 Jun 6:53 pm EDT
Extended Forecast for

Wiscasset Airport ME

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly between 7pm and midnight. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny and hot, with a high near 91.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 56. South wind around 5 mph becoming calm.
Sunday
A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 57. Calm wind.
Monday
Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. Calm wind.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Showers likely, mainly between 7pm and midnight. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday
Partly sunny and hot, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 69.
Friday
Mostly sunny and hot, with a high near 94.
Friday Night
Partly cloudy, with a low around 64.
Independence Day
A 30 percent chance of showers. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Wiscasset Airport ME
 43.96°N 69.67°W (Elev. 3 ft)
Last Update:
2:28 pm EDT Jun 27, 2026
Forecast Valid:
7pm EDT Jun 27, 2026-6pm EDT Jul 4, 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