National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Thunderstorm

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 29.91 in (1012.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 14 Aug 3:51 pm EDT
Extended Forecast for

Cumberland Mills ME

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then scattered showers and thunderstorms after 5pm. Mostly cloudy, with a high near 88. Southeast wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Scattered
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. South wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 3pm. Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then scattered showers and thunderstorms after 5pm. Mostly cloudy, with a high near 88. Southeast wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 83. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 57. South wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 83. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 63.
Sunday
A 30 percent chance of showers after 3pm. Mostly sunny and hot, with a high near 90.
Sunday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cumberland Mills ME
 43.68°N 70.35°W (Elev. 82 ft)
Last Update:
1:53 pm EDT Aug 14, 2025
Forecast Valid:
4pm EDT Aug 14, 2025-6pm EDT Aug 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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