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

58°F

14°C

Humidity 93%
Wind Speed Calm
Barometer 30.14 in (1020.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Jun 10:51 pm EDT
Extended Forecast for

South Portland ME

  • Tonight

    Tonight: Areas of drizzle between 3am and 4am, then areas of drizzle with a slight chance of showers after 4am. Areas of fog after 1am. Otherwise, mostly cloudy, with a low around 57. South wind around 5 mph becoming calm after midnight.

    Low: 57 °F

    Areas Drizzle
    and Areas Fog

  • Tuesday

    Tuesday: A 50 percent chance of showers, mainly after 8am. Areas of fog. Otherwise, mostly cloudy, with a high near 63. Southeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers and
    Areas Fog

  • Tuesday Night

    Tuesday Night: Showers likely with areas of drizzle before 2am, then areas of drizzle with a chance of showers between 2am and 3am, then a chance of showers after 3am. Areas of fog. Otherwise, cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers
    Likely and
    Areas Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Patchy fog. Otherwise, mostly cloudy, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Chance
    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: A 30 percent chance of showers after 2pm. Patchy fog. Otherwise, partly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Patchy fog before 9pm. Otherwise, partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of drizzle between 3am and 4am, then areas of drizzle with a slight chance of showers after 4am. Areas of fog after 1am. Otherwise, mostly cloudy, with a low around 57. South wind around 5 mph becoming calm after midnight.
Tuesday
A 50 percent chance of showers, mainly after 8am. Areas of fog. Otherwise, mostly cloudy, with a high near 63. Southeast wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely with areas of drizzle before 2am, then areas of drizzle with a chance of showers between 2am and 3am, then a chance of showers after 3am. Areas of fog. Otherwise, cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of showers before 2pm. Patchy fog. Otherwise, mostly cloudy, with a high near 74. South wind 5 to 10 mph.
Wednesday Night
A 30 percent chance of showers after 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 63. South wind around 5 mph.
Juneteenth
A 30 percent chance of showers after 2pm. Patchy fog. Otherwise, partly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers before 8pm. Patchy fog before 9pm. Otherwise, partly cloudy, with a low around 64.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portland ME
 43.64°N 70.27°W (Elev. 13 ft)
Last Update:
10:29 pm EDT Jun 16, 2025
Forecast Valid:
11pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025
 
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