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.

Fog/Mist

65°F

18°C

Humidity 90%
Wind Speed SE 5 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 62°F (17°C)
Visibility 3.00 mi
Last update 18 Jun 5:53 pm EDT
Extended Forecast for

Newcastle ME

  • Tonight

    Tonight: Widespread dense fog, mainly after 11pm. Otherwise, cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Dense Fog

  • Juneteenth

    Juneteenth: Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.

    High: 74 °F

    Dense Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 62. Southwest wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 81. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. West wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly after 11pm. Otherwise, cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening.
Juneteenth
Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 62. Southwest wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 81. West wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 58. West wind around 5 mph.
Saturday
Sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 58.
Sunday
A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Sunny and hot, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 86.
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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:
3:05 pm EDT Jun 18, 2025
Forecast Valid:
6pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
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Additional Resources

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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