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.

33°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 30.01 in (1016.5 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Last update 10 Mar 5:54 am EDT
Extended Forecast for

Portland PA

  • Today

    Today: Sunny, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, mainly after 2pm. Increasing clouds, with a high near 74. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 50. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain showers before 5pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 54. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 50. Calm wind.
Wednesday
A chance of showers, mainly after 2pm. Increasing clouds, with a high near 74. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 50. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of rain showers before 5pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 54. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 27.
Friday
Partly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Cloudy, with a high near 56.
Sunday Night
Rain. Low around 41. Chance of precipitation is 80%.
Monday
Rain. High near 56. Chance of precipitation is 80%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland PA
 40.93°N 75.08°W (Elev. 299 ft)
Last Update:
4:08 am EDT Mar 10, 2026
Forecast Valid:
6am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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