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 66%
Wind Speed NW 5 mph
Barometer 30.04 in (1017.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 22 Mar 12:51 am EDT
Extended Forecast for

Portland ME

Winter Weather Advisory March 22, 05:00am until March 23, 05:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Cloudy

  • Sunday

    Sunday: Snow before 11am, then rain and snow. High near 35. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely before 11pm, then a chance of snow. Cloudy, with a low around 30. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow. Cloudy, with a high near 35. North wind around 10 mph, with gusts as high as 20 mph.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 25. North wind 5 to 10 mph.

    Low: 25 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 32. Calm wind.
Sunday
Snow before 11am, then rain and snow. High near 35. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Rain and snow likely before 11pm, then a chance of snow. Cloudy, with a low around 30. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Cloudy, with a high near 35. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 25. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
A chance of rain after 9am, mixing with snow after 5pm. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 35.
Basemap Options
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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:
8:49 pm EDT Mar 21, 2026
Forecast Valid:
1am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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