National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

13°F

-11°C

Humidity 67%
Wind Speed NW 6 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 5 Jan 12:51 am EST
Extended Forecast for

South Windham ME

  • Overnight

    Overnight: Mostly clear, with a low around 0. Wind chill values as low as -8. Northwest wind around 5 mph.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 19. Wind chill values as low as -8. Calm wind becoming south around 5 mph.

    High: 19 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Snow likely before 2am, then a slight chance of snow showers between 2am and 3am. Cloudy, with a low around 11. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 11 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow after 5pm. Mostly cloudy, with a high near 30. Calm wind.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly after 8pm. Low around 25. Calm wind. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 25 °F

    Snow

  • Wednesday

    Wednesday: Snow and sleet likely before 11am, then a chance of snow between 11am and noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Snow/Sleet
    Likely then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 0. Wind chill values as low as -8. Northwest wind around 5 mph.
Monday
Increasing clouds, with a high near 19. Wind chill values as low as -8. Calm wind becoming south around 5 mph.
Monday Night
Snow likely before 2am, then a slight chance of snow showers between 2am and 3am. Cloudy, with a low around 11. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
A 30 percent chance of snow after 5pm. Mostly cloudy, with a high near 30. Calm wind.
Tuesday Night
Snow, mainly after 8pm. Low around 25. Calm wind. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow and sleet likely before 11am, then a chance of snow between 11am and noon. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Sunny, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
A chance of snow between 7am and 9am, then a chance of rain after 9am. Cloudy, with a high near 44. Chance of precipitation is 50%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 46.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 40.
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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:
1:06 am EST Jan 5, 2026
Forecast Valid:
1am EST Jan 5, 2026-6pm EST Jan 11, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation