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

40°F

4°C

Humidity 73%
Wind Speed Vrbl 3 mph
Barometer 30.18 in (1022.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 4 Mar 11:51 am EST
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. South wind around 5 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow and sleet between 11pm and 4am, then snow likely. Cloudy, with a low around 25. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Chance
    Snow/Sleet
    then
    Snow/Sleet
    Likely

  • Friday

    Friday: Snow and sleet likely, becoming all snow after 10am, then gradually ending. Cloudy, with a high near 35. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than one inch possible.

    High: 35 °F

    Snow/Sleet
    Likely then
    Chance Snow

  • Friday Night

    Friday Night: Cloudy, with a low around 31.

    Low: 31 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of rain before 1am. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 36. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of snow and sleet between 11pm and 4am, then snow likely. Cloudy, with a low around 25. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 2 inches possible.
Friday
Snow and sleet likely, becoming all snow after 10am, then gradually ending. Cloudy, with a high near 35. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than one inch possible.
Friday Night
Cloudy, with a low around 31.
Saturday
Mostly cloudy, with a high near 48.
Saturday Night
A 50 percent chance of rain before 1am. Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 56.
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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:
11:49 am EST Mar 4, 2026
Forecast Valid:
12pm EST Mar 4, 2026-6pm EDT Mar 10, 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