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.

60°F

16°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.53 in (999.4 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 12 Mar 4:54 am EDT
Extended Forecast for

Portland PA

  • Overnight

    Overnight: Showers likely. Cloudy, with a steady temperature around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain and snow likely before 5pm, then a slight chance of snow. Cloudy, with a temperature falling to around 38 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 49 °F⇓

    Rain Likely
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight.

    Low: 26 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 47. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 47 °F

    Increasing
    Clouds

  • Friday Night

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

    Low: 34 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Chance Rain
    then Rain

Detailed Forecast

Overnight
Showers likely. Cloudy, with a steady temperature around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain and snow likely before 5pm, then a slight chance of snow. Cloudy, with a temperature falling to around 38 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight.
Friday
Increasing clouds, with a high near 47. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
A slight chance of rain before 2am. Partly cloudy, with a low around 34. South wind around 5 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly cloudy, with a high near 50.
Sunday Night
Rain, mainly after 2am. Low around 41. Chance of precipitation is 80%.
Monday
Rain. High near 64. Chance of precipitation is 90%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland PA
 40.93°N 75.08°W (Elev. 299 ft)
Last Update:
4:09 am EDT Mar 12, 2026
Forecast Valid:
4am EDT Mar 12, 2026-6pm EDT Mar 18, 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