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

31°F

-1°C

Humidity 76%
Wind Speed Calm
Barometer 30.17 in (1021.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 19 Mar 10:53 pm EDT
Extended Forecast for

Wiscasset Airport ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southwest wind around 5 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain between 3pm and 5pm, then a chance of rain and snow. Increasing clouds, with a high near 43. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Sunny then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow before 11pm, then rain likely between 11pm and 5am, then a chance of freezing rain after 5am. Low around 29. South wind around 5 mph becoming west after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    Low: 29 °F

    Wintry Mix

  • Saturday

    Saturday: A chance of freezing rain before 8am. Mostly sunny, with a high near 47. Northwest wind around 5 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Freezing Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27. Northwest wind around 5 mph becoming calm.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Southwest wind around 5 mph.
Friday
A slight chance of rain between 3pm and 5pm, then a chance of rain and snow. Increasing clouds, with a high near 43. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain and snow before 11pm, then rain likely between 11pm and 5am, then a chance of freezing rain after 5am. Low around 29. South wind around 5 mph becoming west after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Saturday
A chance of freezing rain before 8am. Mostly sunny, with a high near 47. Northwest wind around 5 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 27. Northwest wind around 5 mph becoming calm.
Sunday
A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Sunday Night
Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Monday
A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
A 30 percent chance of snow. Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wiscasset Airport ME
 43.96°N 69.67°W (Elev. 3 ft)
Last Update:
7:04 pm EDT Mar 19, 2026
Forecast Valid:
11pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation