Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Fair

62°F

17°C

Humidity 56%
Wind Speed S 5 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 3 Oct 5:53 pm EDT
Extended Forecast for

Newcastle ME

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, clear, with a low around 39. North wind around 5 mph becoming calm.

    Low: 39 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, increasing clouds, with a high near 63. Southeast wind 5 to 10 mph.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before 2am.  Mostly cloudy, with a low around 47. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 67 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, clear, with a low around 39. North wind around 5 mph becoming calm.
Sunday
Patchy fog before 9am. Otherwise, increasing clouds, with a high near 63. Southeast wind 5 to 10 mph.
Sunday Night
A 40 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 47. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 67. Light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 38. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Clear, with a low around 37.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle ME
 44.05°N 69.53°W (Elev. 3 ft)
2:58 pm EDT Oct 3, 2026
6pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
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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