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

32°F

0°C

Humidity 79%
Wind Speed Calm
Barometer 29.99 in (1015.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 20 Feb 10:51 am EST
Extended Forecast for

Portland International Jetport ME

Winter Weather Advisory February 20, 06:00pm until February 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: A 30 percent chance of snow, mainly after 5pm. Cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.

    High: 36 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly before 5am. Low around 18. East wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 18 °F

    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 31. North wind 5 to 10 mph.

    High: 31 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. North wind around 5 mph.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Northeast wind 5 to 10 mph.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 5pm. Cloudy, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Snow, mainly before 5am. Low around 18. East wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Saturday
A 30 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 31. North wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 17. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 34. Northeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 32.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
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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:
6:21 am EST Feb 20, 2026
Forecast Valid:
11am EST Feb 20, 2026-6pm EST Feb 26, 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