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

44°F

7°C

Humidity 79%
Wind Speed S 14 G 21 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 22 Apr 12:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: Scattered showers, mainly after 5pm. Cloudy, with a high near 44. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Scattered
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers. Cloudy, with a low around 39. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. Northwest wind around 5 mph.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. North wind around 5 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers, mainly after 5pm. Cloudy, with a high near 44. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 50 percent chance of showers. Cloudy, with a low around 39. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of showers, mainly before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 36. Northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 50. North wind around 5 mph.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 50.
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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:
11:25 am EDT Apr 22, 2026
Forecast Valid:
1pm EDT Apr 22, 2026-6pm EDT Apr 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