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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

36°F

2°C

Humidity 97%
Wind Speed Calm
Barometer 29.77 in (1008.8 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 11 Jan 2:54 am EST
Extended Forecast for

Portland PA

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog

  • Sunday

    Sunday: A slight chance of rain and snow showers between 3pm and 4pm, then a slight chance of snow showers after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 43. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 43 °F

    Patchy Fog
    then Isolated
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West wind 5 to 10 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Rain

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 35. Calm wind.
Sunday
A slight chance of rain and snow showers between 3pm and 4pm, then a slight chance of snow showers after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 43. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 41. West wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 35.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 37.
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:
7:57 pm EST Jan 10, 2026
Forecast Valid:
3am EST Jan 11, 2026-6pm EST Jan 17, 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