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.

Partly Cloudy

42°F

6°C

Humidity 65%
Wind Speed W 16 G 29 mph
Barometer 29.71 in (1006.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 14 Mar 11:51 am EDT
Extended Forecast for

Sebago Lake ME

  • This Afternoon

    This Afternoon: A 30 percent chance of showers after 5pm. Partly sunny, with a high near 44. West wind around 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 20. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 43. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 3am. Mostly cloudy, with a low around 27. Southeast wind around 5 mph.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, mainly after 7am. High near 56. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    High: 56 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 42. Chance of precipitation is 100%.

    Low: 42 °F

    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before 9am. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain
    then Mostly
    Sunny

  • Tuesday Night

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

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 44. West wind around 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 20. West wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Partly sunny, with a high near 43. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of rain after 3am. Mostly cloudy, with a low around 27. Southeast wind around 5 mph.
Monday
Rain, mainly after 7am. High near 56. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 42. Chance of precipitation is 100%.
Tuesday
A 30 percent chance of rain before 9am. Partly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Mostly cloudy, with a high near 42.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sebago Lake ME
 43.77°N 70.6°W (Elev. 381 ft)
Last Update:
6:37 am EDT Mar 14, 2026
Forecast Valid:
12pm EDT Mar 14, 2026-6pm EDT Mar 20, 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