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.

Overcast

35°F

2°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.74 in (1007.1 mb)
Dewpoint 35°F (2°C)
Visibility 7.00 mi
Wind Chill30°F (-1°C)
Last update 21 Mar 4:51 am EDT
Extended Forecast for

Biddeford ME

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 5 to 10 mph.

    High: 48 °F

    Gradual
    Clearing

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 5am. Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Rain and snow before 2pm, then rain, possibly mixed with sleet between 2pm and 3pm, then rain after 3pm. High near 41. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 2 inches possible.

    High: 41 °F

    Wintry Mix

  • Sunday Night

    Sunday Night: Rain before 2am, then a chance of snow. Low around 26. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Rain then
    Chance
    Rain/Snow

  • Monday

    Monday: A 40 percent chance of snow before 4pm. Mostly cloudy, with a high near 37. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Chance Snow

  • Monday Night

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

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain between 11am and 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 5 to 10 mph.
Tonight
A 30 percent chance of snow, mainly after 5am. Increasing clouds, with a low around 29. Calm wind.
Sunday
Rain and snow before 2pm, then rain, possibly mixed with sleet between 2pm and 3pm, then rain after 3pm. High near 41. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 2 inches possible.
Sunday Night
Rain before 2am, then a chance of snow. Low around 26. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A 40 percent chance of snow before 4pm. Mostly cloudy, with a high near 37. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of rain between 11am and 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Biddeford ME
 43.47°N 70.47°W (Elev. 128 ft)
Last Update:
2:17 am EDT Mar 21, 2026
Forecast Valid:
5am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation