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.

A Few Clouds

58°F

14°C

Humidity 84%
Wind Speed Calm
Barometer 30.13 in (1020.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 29 Aug 11:51 pm EDT
Extended Forecast for

Saco ME

  • Overnight

    Overnight: Partly cloudy, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84. West wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 79. North wind around 5 mph becoming southeast in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 55. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 84. West wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. North wind around 5 mph becoming southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Wednesday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 78.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 57.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 75.
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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:
7:20 pm EDT Aug 29, 2026
Forecast Valid:
1am EDT Aug 30, 2026-6pm EDT Sep 5, 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