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

22°F

-6°C

Humidity 46%
Wind Speed S 12 mph
Barometer 30.59 in (1036.0 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 2 Mar 2:51 pm EST
Extended Forecast for

South Windham ME

  • Tonight

    Tonight: Mostly clear, with a low around 8. Calm wind.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow after 5pm. Increasing clouds, with a high near 38. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 38 °F

    Sunny then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before 4am. Low around 21. Calm wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 8am. Sunny, with a high near 50. Calm wind becoming west around 5 mph.

    High: 50 °F

    Chance Snow
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow after 9pm. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Friday

    Friday: Snow likely before 4pm, then a chance of rain and snow. Cloudy, with a high near 35. Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 1am, then a chance of snow and freezing rain after 1am. Cloudy, with a low around 24. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Wintry
    Mix

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Calm wind.
Tuesday
A 30 percent chance of snow after 5pm. Increasing clouds, with a high near 38. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Snow, mainly before 4am. Low around 21. Calm wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 30 percent chance of snow before 8am. Sunny, with a high near 50. Calm wind becoming west around 5 mph.
Wednesday Night
Partly cloudy, with a low around 20. Calm wind.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
A 50 percent chance of snow after 9pm. Mostly cloudy, with a low around 24.
Friday
Snow likely before 4pm, then a chance of rain and snow. Cloudy, with a high near 35. Chance of precipitation is 70%.
Friday Night
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 1am, then a chance of snow and freezing rain after 1am. Cloudy, with a low around 24. Chance of precipitation is 40%.
Saturday
A 30 percent chance of rain before 1pm. Mostly cloudy, with a high near 48.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Windham ME
 43.75°N 70.43°W (Elev. 210 ft)
Last Update:
1:26 pm EST Mar 2, 2026
Forecast Valid:
3pm EST Mar 2, 2026-6pm EDT Mar 9, 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