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

59°F

15°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Jun 6:51 am EDT
Extended Forecast for

South Portland MESimilar City Names

  • Today

    Today: A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 64. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 59. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 76. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.

    Low: 61 °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 82. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 82 °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 63.

    Low: 63 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 64. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly before 2am. Patchy fog. Otherwise, cloudy, with a low around 59. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of showers, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 76. South wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers after 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.
Juneteenth
A 30 percent chance of showers after 2pm. Patchy fog. Otherwise, partly sunny, with a high near 82. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers before 8pm. Patchy fog before 9pm. Otherwise, partly cloudy, with a low around 63.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portland MESimilar City Names
 43.62°N 70.28°W (Elev. 39 ft)
Last Update:
6:22 am EDT Jun 17, 2025
Forecast Valid:
7am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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