Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Partly Cloudy

66°F

19°C

Humidity 78%
Wind Speed Calm
Barometer 30.08 in (1018.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 5 Jul 10:53 pm EDT
Extended Forecast for

South Newcastle ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. Calm wind becoming northeast around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 78. East wind 5 to 10 mph.

    High: 78 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 8am and 11am.  Mostly cloudy, with a high near 71. Light east wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. East wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. Calm wind becoming northeast around 5 mph.
Monday
Mostly cloudy, with a high near 78. East wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers between 8am and 11am. Mostly cloudy, with a high near 71. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 54. East wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 66.
Friday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
South Newcastle ME
 44.02°N 69.63°W (Elev. 174 ft)
9:54 pm EDT Jul 5, 2026
11pm EDT Jul 5, 2026-6pm EDT Jul 12, 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