National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Fair

31°F

-1°C

Humidity 85%
Wind Speed Calm
Barometer 30.24 in (1024.2 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 8 Jan 6:53 pm EST
Extended Forecast for

Newcastle ME

  • Tonight

    Tonight: Patchy freezing fog after 10pm. Increasing clouds, with a low around 18. Calm wind.

    Low: 18 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: A 30 percent chance of rain after 5pm. Areas of freezing fog before 10am. Mostly cloudy, with a high near 43. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Areas
    Freezing Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain before 1am, then a slight chance of showers between 1am and 2am. Low around 34. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Increasing clouds, with a high near 43. West wind around 5 mph becoming calm in the afternoon.

    High: 43 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Snow, mainly after 10pm. Low around 28. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Snow

  • Sunday

    Sunday: Snow likely before 8am, then a chance of rain and snow. Cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

  • Monday

    Monday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy freezing fog after 10pm. Increasing clouds, with a low around 18. Calm wind.
Friday
A 30 percent chance of rain after 5pm. Areas of freezing fog before 10am. Mostly cloudy, with a high near 43. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain before 1am, then a slight chance of showers between 1am and 2am. Low around 34. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Increasing clouds, with a high near 43. West wind around 5 mph becoming calm in the afternoon.
Saturday Night
Snow, mainly after 10pm. Low around 28. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow likely before 8am, then a chance of rain and snow. Cloudy, with a high near 38. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
A 30 percent chance of snow. Cloudy, with a low around 24.
Thursday
A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle ME
 44.03°N 69.53°W (Elev. 0 ft)
Last Update:
6:08 pm EST Jan 8, 2026
Forecast Valid:
7pm EST Jan 8, 2026-6pm EST Jan 15, 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