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.

Overcast

46°F

8°C

Humidity 93%
Wind Speed Vrbl 3 mph
Barometer 29.70 in (1005.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 17 Apr 2:53 am EDT
Extended Forecast for

Wiscasset Airport ME

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 5am. Patchy fog. Otherwise, cloudy, with a low around 42. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 20 percent chance of showers between 11am and noon. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming north around 5 mph in the afternoon.

    High: 65 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. East wind 5 to 10 mph.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 8pm. Cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 31. Chance of precipitation is 80%.

    Low: 31 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 5am. Patchy fog. Otherwise, cloudy, with a low around 42. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of showers between 11am and noon. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 41. Calm wind.
Saturday
Mostly cloudy, with a high near 54. East wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers after 8pm. Cloudy, with a low around 38. Calm wind.
Sunday
Showers. High near 50. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 31. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 46.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 33.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wiscasset Airport ME
 43.96°N 69.67°W (Elev. 3 ft)
Last Update:
2:26 am EDT Apr 17, 2026
Forecast Valid:
3am EDT Apr 17, 2026-6pm EDT Apr 23, 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