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.

Partly Cloudy

56°F

13°C

Humidity 65%
Wind Speed NW 14 G 24 mph
Barometer 30.43 in (1030.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 11:51 am EDT
Extended Forecast for

2 Miles ESE Union Falls 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 61. Northwest wind around 5 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 2am. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, increasing clouds, with a high near 63. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 63 °F

    Patchy Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 47. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 69. North wind around 5 mph becoming calm.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly after 10am. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 3am. 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 61. Northwest wind around 5 mph.
Tonight
Patchy frost after 2am. Otherwise, partly cloudy, with a low around 31. Calm wind.
Sunday
Patchy frost before 8am. Otherwise, increasing clouds, with a high near 63. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Showers. Low around 47. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.
Columbus Day
Partly sunny, with a high near 69. North wind around 5 mph becoming calm.
Monday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 45.
Tuesday
Showers, mainly after 10am. High near 59. Chance of precipitation is 80%.
Tuesday Night
Showers, mainly before 3am. 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 38.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Union Falls ME
 43.57°N 70.53°W (Elev. 118 ft)
Last Update:
7:27 am EDT Oct 10, 2026
Forecast Valid:
11am 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