National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

34°F

1°C

Humidity 67%
Wind Speed Vrbl 5 mph
Barometer 29.96 in (1015.5 mb)
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 12 Mar 8:54 pm EDT
Extended Forecast for

Portland PA

  • Tonight

    Tonight: Mostly clear, with a low around 25. West wind around 5 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 46. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 46 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of rain before 2am. Partly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 50. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 65. Chance of precipitation is 100%.

    High: 65 °F

    Rain

  • Monday Night

    Monday Night: Rain likely before 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 25. West wind around 5 mph.
Friday
Increasing clouds, with a high near 46. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A slight chance of rain before 2am. Partly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 50. West wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 30. Calm wind.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
Rain, mainly after 2am. Low around 41. Chance of precipitation is 90%.
Monday
Rain. High near 65. Chance of precipitation is 100%.
Monday Night
Rain likely before 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland PA
 40.93°N 75.08°W (Elev. 299 ft)
Last Update:
4:11 pm EDT Mar 12, 2026
Forecast Valid:
9pm EDT Mar 12, 2026-6pm EDT Mar 19, 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