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.

66°F

19°C

Humidity 29%
Wind Speed SW 12 G 22 mph
Barometer 30.00 in (1016.2 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 9 Mar 1:54 pm EDT
Extended Forecast for

Portland PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. South wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A chance of showers, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 48. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers

  • Thursday Night

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

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: A chance of rain and snow showers after 2pm. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 67. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 39. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Calm wind.
Wednesday
A chance of showers, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 48. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers before 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 27.
Friday
A chance of rain and snow showers after 2pm. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow showers. Cloudy, with a high near 52. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland PA
 40.9°N 75.09°W (Elev. 413 ft)
Last Update:
6:15 am EDT Mar 9, 2026
Forecast Valid:
2pm EDT Mar 9, 2026-6pm EDT Mar 15, 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