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

49°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 29.95 in (1014.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Apr 8:53 am EDT
Extended Forecast for

Wiscasset Airport ME

  • Today

    Today: A chance of showers before noon, then a slight chance of showers after 2pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms before midnight, then a chance of showers. Patchy fog after 11pm. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 40 percent chance of showers, mainly between 8am and 5pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming northeast around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. Calm wind becoming east around 5 mph in the afternoon.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 40.

    Low: 40 °F

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers before noon, then a slight chance of showers after 2pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms before midnight, then a chance of showers. Patchy fog after 11pm. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers, mainly between 8am and 5pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming northeast around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 42. Calm wind.
Saturday
Mostly cloudy, with a high near 55. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 40.
Sunday
Showers, mainly after 8am. High near 51. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wiscasset Airport ME
 43.96°N 69.67°W (Elev. 3 ft)
Last Update:
6:30 am EDT Apr 16, 2026
Forecast Valid:
9am EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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