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.

Partly Cloudy

81°F

27°C

Humidity 39%
Wind Speed NW 5 mph
Barometer 29.80 in (1009.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 24 Jun 12:53 pm EDT
Extended Forecast for

Growstown ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. West wind around 10 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 4am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 57 °F

    Mostly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Showers. Patchy fog before 9am. High near 75. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. West wind around 10 mph.
Tonight
Mostly clear, with a low around 57. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Showers likely, mainly after 4am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Friday
Showers. Patchy fog before 9am. High near 75. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Growstown ME
 43.89°N 69.97°W (Elev. 79 ft)
Last Update:
12:23 pm EDT Jun 24, 2026
Forecast Valid:
1pm EDT Jun 24, 2026-6pm EDT Jun 30, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation