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.

Overcast

68°F

20°C

Humidity 78%
Wind Speed E 10 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Sep 2:51 pm EDT
Extended Forecast for

Saco ME

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 5pm. Mostly cloudy, with a high near 72. Southeast wind around 5 mph.

    High: 72 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 11pm and 3am. Mostly cloudy, with a low around 55. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72. Northeast wind 5 to 10 mph.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 57. East wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers. High near 73. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 5pm. Mostly cloudy, with a high near 72. Southeast wind around 5 mph.
Tonight
A 30 percent chance of showers, mainly between 11pm and 3am. Mostly cloudy, with a low around 55. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 72. Northeast wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 57. East wind around 5 mph becoming calm.
Thursday
Showers. High near 73. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 51.
Labor Day
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saco ME
 43.53°N 70.42°W (Elev. 79 ft)
Last Update:
2:29 pm EDT Sep 1, 2026
Forecast Valid:
3pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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