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

36°F

2°C

Humidity 42%
Wind Speed W 3 mph
Barometer 30.51 in (1033.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 15 Mar 11:51 am EDT
Extended Forecast for

Saco ME

  • Today

    Today: Partly sunny, with a high near 41. North wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 51. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 39. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Showers likely, mainly before 7am. Mostly sunny, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 48 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 41. North wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 33. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Rain, with thunderstorms also possible after 2pm. High near 51. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Rain. Low around 39. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.
Tuesday
Showers likely, mainly before 7am. Mostly sunny, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
Sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 46.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 26.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saco ME
 43.53°N 70.45°W (Elev. 108 ft)
Last Update:
3:09 am EDT Mar 15, 2026
Forecast Valid:
11am EDT Mar 15, 2026-6pm EDT Mar 21, 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