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.

A Few Clouds

57°F

14°C

Humidity 64%
Wind Speed N 12 G 22 mph
Barometer 30.43 in (1030.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 12:51 pm EDT
Extended Forecast for

Rosemont ME

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

  • This Afternoon

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

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 5am. Otherwise, increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, increasing clouds, with a high near 62. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 62 °F

    Patchy Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 48. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 68. Northeast wind around 5 mph.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

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

    High: 59 °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

This Afternoon
Sunny, with a high near 60. Northwest wind 5 to 10 mph.
Tonight
Patchy frost after 5am. Otherwise, increasing clouds, with a low around 36. Calm wind.
Sunday
Patchy frost before 8am. Otherwise, increasing clouds, with a high near 62. Light and variable 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 48. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%.
Columbus Day
Partly sunny, with a high near 68. Northeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Showers, mainly after 10am. High near 59. 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 58.
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:
Rosemont ME
 43.67°N 70.3°W (Elev. 75 ft)
Last Update:
7:27 am EDT Oct 10, 2026
Forecast Valid:
1pm 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