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

41°F

5°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 3 Apr 12:51 pm EDT
Extended Forecast for

Portland ME

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 2pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 46. South wind around 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Patchy fog between 8pm and 2am. Otherwise, partly cloudy, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 50. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers, mainly after midnight. Low around 37. Southeast wind around 10 mph. Chance of precipitation is 80%.

    Low: 37 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 52. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 100%.

    High: 52 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 2pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 46. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog between 8pm and 2am. Otherwise, partly cloudy, with a low around 44. South wind around 10 mph.
Saturday
Mostly sunny, with a high near 50. North wind around 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Showers, mainly after midnight. Low around 37. Southeast wind around 10 mph. Chance of precipitation is 80%.
Sunday
Showers. High near 52. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 100%.
Sunday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Sunny, with a high near 43.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 53.
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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:
9:56 am EDT Apr 3, 2026
Forecast Valid:
1pm EDT Apr 3, 2026-6pm EDT Apr 9, 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