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.

Overcast

25°F

-4°C

Humidity 78%
Wind Speed N 6 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 6 Jan 8:51 pm EST
Extended Forecast for

South Portland MESimilar City Names

Winter Weather Advisory until January 7, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 7, 10:00am

    NOW until 10:00am Wed

    Winter Weather Advisory

  • Tonight

    Low: 22 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: Rain, snow, freezing rain, and sleet likely before 3pm, then a slight chance of rain between 3pm and 4pm. Cloudy, with a high near 35. North wind around 5 mph. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.

    High: 35 °F

    Wintry Mix
    Likely then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Calm wind.

    Low: 21 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 40. Calm wind becoming west around 5 mph.

    High: 40 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy freezing rain after 5am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 30%.

    Low: 23 °F

    Partly Cloudy
    then Patchy
    Freezing Rain

  • Friday

    Friday: Patchy freezing rain before 9am, then rain likely after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Patchy
    Freezing Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 7pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain after 1pm. Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Snow, mainly after 1am. Low around 22. Calm wind becoming northeast around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Rain, snow, freezing rain, and sleet likely before 3pm, then a slight chance of rain between 3pm and 4pm. Cloudy, with a high near 35. North wind around 5 mph. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Calm wind.
Thursday
Sunny, with a high near 40. Calm wind becoming west around 5 mph.
Thursday Night
Patchy freezing rain after 5am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 30%.
Friday
Patchy freezing rain before 9am, then rain likely after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly before 7pm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Saturday
A 40 percent chance of rain after 1pm. Mostly cloudy, with a high near 43.
Saturday Night
Rain likely before 4am, then snow likely between 4am and 5am, then rain and snow likely after 5am. Cloudy, with a low around 30. Chance of precipitation is 70%.
Sunday
A 40 percent chance of rain before 2pm. Mostly cloudy, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portland MESimilar City Names
 43.62°N 70.28°W (Elev. 39 ft)
Last Update:
12:21 pm EST Jan 6, 2026
Forecast Valid:
9pm EST Jan 6, 2026-6pm EST Jan 13, 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