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.

Overcast

34°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 29.61 in (1002.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 11 Jan 6:53 pm EST
Extended Forecast for

Newcastle ME

  • Tonight

    Tonight: Snow showers likely between 8pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Light northwest wind becoming west 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 33. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Southwest wind 5 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40. Calm wind becoming southwest around 5 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 3am. Cloudy, with a low around 29. Light south wind becoming southwest 5 to 10 mph in the evening.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Cloudy, with a high near 43.

    High: 43 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain after 7pm. Cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

  • Thursday

    Thursday: A chance of snow before 8am, then a chance of rain between 8am and 2pm, then a chance of rain and snow after 2pm. Cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly between 11pm and 5am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.

    Low: 12 °F

    Snow Likely

Detailed Forecast

Tonight
Snow showers likely between 8pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Light northwest wind becoming west 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 33. West wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 22. Southwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 40. Calm wind becoming southwest around 5 mph.
Tuesday Night
A 30 percent chance of showers after 3am. Cloudy, with a low around 29. Light south wind becoming southwest 5 to 10 mph in the evening.
Wednesday
A 30 percent chance of showers before 1pm. Cloudy, with a high near 43.
Wednesday Night
A 50 percent chance of rain after 7pm. Cloudy, with a low around 29.
Thursday
A chance of snow before 8am, then a chance of rain between 8am and 2pm, then a chance of rain and snow after 2pm. Cloudy, with a high near 40. Chance of precipitation is 50%.
Thursday Night
Snow likely, mainly between 11pm and 5am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow before 9am. Partly sunny, with a high near 25.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle ME
 44.03°N 69.53°W (Elev. 0 ft)
Last Update:
7:08 pm EST Jan 11, 2026
Forecast Valid:
7pm EST Jan 11, 2026-6pm EST Jan 18, 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