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.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed NE 10 mph
Barometer 29.79 in (1008.8 mb)
Dewpoint 36°F (2°C)
Visibility 4.00 mi
Wind Chill29°F (-2°C)
Last update 22 Mar 7:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: A slight chance of drizzle before 9pm. Cloudy, with a low around 30. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Slight Chance
    Drizzle then
    Cloudy

  • Monday

    Monday: A chance of snow showers after 10am, mixing with rain after 3pm. Cloudy, with a high near 37. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 37 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 26. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 41. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. Southwest wind around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 11am, mixing with snow after 5pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then rain likely between 8pm and 11pm, then rain and snow likely after 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
A slight chance of drizzle before 9pm. Cloudy, with a low around 30. North wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of snow showers after 10am, mixing with rain after 3pm. Cloudy, with a high near 37. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of snow showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 26. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 41. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 30. Southwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
A chance of rain after 11am, mixing with snow after 5pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow before 8pm, then rain likely between 8pm and 11pm, then rain and snow likely after 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Friday
A chance of rain and snow before 11am. Partly sunny, with a high near 43. Chance of precipitation is 50%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
7:11 pm EDT Mar 22, 2026
Forecast Valid:
8pm EDT Mar 22, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation