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

42°F

6°C

Humidity 82%
Wind Speed Calm
Barometer 30.02 in (1016.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Mar 2:53 pm EDT
Extended Forecast for

Wiscasset Airport ME

  • This Afternoon

    This Afternoon: A 40 percent chance of rain, mainly before 5pm. Cloudy, with a high near 46. Northeast wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly between 10pm and 5am. Patchy fog after 8pm. Low around 33. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of rain before 9am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.

    High: 53 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. North wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow after 1pm, mixing with sleet after 5pm. Mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 30%.

    High: 40 °F

    Mostly Cloudy
    then Chance
    Snow/Sleet

  • Thursday Night

    Thursday Night: A chance of rain, snow, and sleet before 11pm, then snow likely between 11pm and 5am, then snow and freezing rain likely after 5am. Cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Wintry Mix
    Likely

  • Friday

    Friday: A 30 percent chance of rain before 11am. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of rain, mainly before 5pm. Cloudy, with a high near 46. Northeast wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly between 10pm and 5am. Patchy fog after 8pm. Low around 33. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 20 percent chance of rain before 9am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 27. North wind around 5 mph becoming calm in the evening.
Thursday
A chance of snow after 1pm, mixing with sleet after 5pm. Mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain, snow, and sleet before 11pm, then snow likely between 11pm and 5am, then snow and freezing rain likely after 5am. Cloudy, with a low around 29. Chance of precipitation is 60%.
Friday
A 30 percent chance of rain before 11am. Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 56.
Saturday Night
A 40 percent chance of rain after 8pm. Mostly cloudy, with a low around 34.
Sunday
Rain likely. Cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Mostly sunny, with a high near 47.
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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:
2:27 pm EDT Mar 31, 2026
Forecast Valid:
3pm EDT Mar 31, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation