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

31°F

-1°C

Humidity 33%
Wind Speed NW 9 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 15 Feb 12:53 pm EST
Extended Forecast for

3 Miles ESE South Newcastle ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 32. Northwest wind 5 to 10 mph.

    High: 32 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 35. Calm wind becoming east around 5 mph.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37. Calm wind becoming south around 5 mph.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.

    Low: 19 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 30 percent chance of snow before 8am. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 32. Northwest wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 15. Calm wind.
Washington's Birthday
Partly sunny, with a high near 35. Calm wind becoming east around 5 mph.
Monday Night
Mostly cloudy, with a low around 23. Calm wind.
Tuesday
Mostly cloudy, with a high near 37. Calm wind becoming south around 5 mph.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Thursday
A 30 percent chance of snow before 8am. Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 19.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 37.
Friday Night
Snow likely. Cloudy, with a low around 23. Chance of precipitation is 60%.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE South Newcastle ME
 43.99°N 69.57°W (Elev. 200 ft)
Last Update:
1:30 pm EST Feb 15, 2026
Forecast Valid:
1pm EST Feb 15, 2026-6pm EST Feb 21, 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