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.

Mostly Cloudy

76°F

24°C

Humidity 47%
Wind Speed W 16 G 33 mph
Barometer 29.49 in (998.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Jun 3:51 pm EDT
Extended Forecast for

Shaw Mills ME

  • Tonight

    Tonight: Increasing clouds, with a low around 57. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 75. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 75 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Rain likely, mainly after 4pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Mostly Sunny
    then Rain
    Likely

  • Monday Night

    Monday Night: Rain likely before 8pm, then showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

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

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. West wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 75. Northwest wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.
Monday
Rain likely, mainly after 4pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Monday Night
Rain likely before 8pm, then showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 7am. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shaw Mills ME
 43.76°N 70.51°W (Elev. 279 ft)
Last Update:
2:17 pm EDT Jun 19, 2026
Forecast Valid:
4pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026
 
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