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

28°F

-2°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Wind Chill22°F (-6°C)
Last update 4 Mar 1:51 am EST
Extended Forecast for

Portland International Jetport ME

Winter Weather Advisory March 4, 01:54am until March 4, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 4, 01:54am until March 4, 04:00am

    NOW until 4:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 26 °F

    Snow Likely

  • Wednesday

    Wednesday: Sunny, with a high near 47. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming calm.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 37. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 37 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow before midnight, then a chance of snow and sleet between midnight and 3am, then snow likely after 3am. Cloudy, with a low around 24. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow
    then
    Snow/Sleet
    Likely

  • Friday

    Friday: Snow likely, mainly before noon. Cloudy, with a high near 34. Chance of precipitation is 70%.

    High: 34 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of freezing rain after 3am. Cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Cloudy then
    Chance
    Freezing Rain

  • Saturday

    Saturday: A 30 percent chance of rain before 7am. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 3am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Calm wind. Chance of precipitation is 60%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Sunny, with a high near 47. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 37. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A chance of snow before midnight, then a chance of snow and sleet between midnight and 3am, then snow likely after 3am. Cloudy, with a low around 24. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly before noon. Cloudy, with a high near 34. Chance of precipitation is 70%.
Friday Night
A chance of freezing rain after 3am. Cloudy, with a low around 26. Chance of precipitation is 30%.
Saturday
A 30 percent chance of rain before 7am. Mostly cloudy, with a high near 48.
Saturday Night
A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 55.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
1:48 am EST Mar 4, 2026
Forecast Valid:
1am 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