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.

Fair

46°F

8°C

Humidity 63%
Wind Speed W 6 mph
Barometer 30.29 in (1025.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 10 Oct 4:51 am EDT
Extended Forecast for

Portland International Jetport ME

Frost Advisory October 11, 02:00am until October 11, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Today

    Today: Sunny, with a high near 60. Northwest wind 5 to 10 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. Calm wind.

    Low: 39 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Increasing clouds, with a high near 61. Light west wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 61 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 47. South wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 66. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers, mainly after 10am. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 60. Northwest wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 39. Calm wind.
Sunday
Increasing clouds, with a high near 61. Light west wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Showers, mainly after 9pm. Low around 47. South wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%.
Columbus Day
Partly sunny, with a high near 66. Northeast wind around 5 mph becoming northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Showers, mainly after 10am. High near 58. Chance of precipitation is 80%.
Tuesday Night
Showers. Low around 44. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Jetport ME
 43.65°N 70.3°W (Elev. 52 ft)
Last Update:
2:53 am EDT Oct 10, 2026
Forecast Valid:
5am EDT Oct 10, 2026-6pm EDT Oct 16, 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