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.

Light Snow

25°F

-4°C

Humidity 72%
Wind Speed NA
Barometer 29.45 in (997.3 mb)
Dewpoint 17°F (-8°C)
Visibility 7.00 mi
Last update 23 Feb 9:53 pm EST
Extended Forecast for

Newcastle ME

  • Tonight

    Tonight: A 40 percent chance of snow before 11pm. Patchy blowing snow before midnight. Mostly cloudy, with a low around 16. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Chance Snow
    and Patchy
    Blowing Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4. Northwest wind around 5 mph becoming calm.

    Low: 4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow before 4pm, then rain and snow. High near 37. Light southeast wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow likely before 7pm, then isolated snow showers between 7pm and 8pm. Mostly cloudy, with a low around 18. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow after 8pm. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow before 10am. Mostly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow before 11pm. Patchy blowing snow before midnight. Mostly cloudy, with a low around 16. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 4. Northwest wind around 5 mph becoming calm.
Wednesday
Snow before 4pm, then rain and snow. High near 37. Light southeast wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow likely before 7pm, then isolated snow showers between 7pm and 8pm. Mostly cloudy, with a low around 18. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
A 50 percent chance of snow after 8pm. Mostly cloudy, with a low around 18.
Friday
A 40 percent chance of snow before 10am. Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 5.
Monday
A 30 percent chance of snow. Mostly sunny, with a high near 24.
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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:
7:37 pm EST Feb 23, 2026
Forecast Valid:
9pm EST Feb 23, 2026-6pm EST Mar 2, 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