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.

Fair

27°F

-3°C

Humidity 32%
Wind Speed NW 13 G 25 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 1 Mar 5:51 pm EST
Extended Forecast for

Portland International Jetport ME

  • Tonight

    Tonight: Mostly clear, with a low around 5. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 23. Wind chill values as low as -3. North wind around 5 mph becoming southwest in the afternoon.

    High: 23 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of snow after 2pm. Increasing clouds, with a high near 37. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely before 8pm, then rain and snow likely between 8pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 24. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 2am. Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 10pm, then rain and snow likely between 10pm and 4am, then snow and freezing rain likely after 4am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Wintry Mix
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 23. Wind chill values as low as -3. North wind around 5 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 10. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A 40 percent chance of snow after 2pm. Increasing clouds, with a high near 37. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Snow likely before 8pm, then rain and snow likely between 8pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 24. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
A 30 percent chance of rain after 2am. Partly cloudy, with a low around 27.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 43.
Thursday Night
A chance of rain before 10pm, then rain and snow likely between 10pm and 4am, then snow and freezing rain likely after 4am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Friday
Snow and freezing rain likely before 7am, then rain and snow likely. Cloudy, with a high near 37. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 25.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 49.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
6:33 pm EST Mar 1, 2026
Forecast Valid:
6pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation