Current conditions at
Wiscasset Airport (KIWI)
Lat: 43.96°NLon: 69.71°WElev: 53ft.
Fog/Mist
68°F
20°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1012.5 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 3.00 mi |
| Last update | 23 Aug 8:53 am EDT |
Extended Forecast for
South Newcastle ME
Today

High: 73 °F
Chance
Showers and
Patchy FogTonight

Low: 62 °F
Slight Chance
T-storms and
Patchy FogMonday
High: 78 °F
Patchy Fog
then SunnyMonday Night

Low: 57 °F
Partly Cloudy
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 56 °F
Mostly Clear
Wednesday

High: 81 °F
Sunny
Wednesday Night

Low: 57 °F
Mostly Clear
Thursday

High: 81 °F
Mostly Sunny
Detailed Forecast
Today
A 50 percent chance of showers, mainly after 5pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Monday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 61.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 78.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
South Newcastle ME
43.99°N 69.6°W (Elev. 62 ft)
43.99°N 69.6°W (Elev. 62 ft)
2:36 am EDT Aug 23, 2026
9am EDT Aug 23, 2026-6pm EDT Aug 29, 2026


