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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

20°F

-7°C

Humidity 40%
Wind Speed SW 5 mph
Barometer 29.99 in (1017.3 mb)
Dewpoint -1°F (-18°C)
Visibility NA
Wind Chill13°F (-11°C)
Last update 28 Jan 2:54 pm EST
Extended Forecast for

Portland PA

Cold Weather Advisory January 28, 03:15pm until January 29, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 28, 03:15pm until January 29, 10:00am

    NOW until 10:00am Thu

    Cold Weather Advisory

  • This Afternoon

    High: 24 °F

    Scattered
    Flurries

  • Tonight

    Tonight: Scattered flurries before 10pm. Partly cloudy, with a low around -4. West wind around 5 mph becoming calm.

    Low: -4 °F

    Scattered
    Flurries

  • Thursday

    Thursday: Sunny, with a high near 21. Wind chill values as low as -3. Calm wind becoming west around 5 mph in the morning.

    High: 21 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3. West wind around 5 mph becoming calm.

    Low: -3 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 18. Northwest wind 5 to 10 mph.

    High: 18 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -5.

    Low: -5 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Cloudy, with a low around 8.

    Low: 8 °F

    Cloudy

Detailed Forecast

This Afternoon
Scattered flurries after 4pm. Partly sunny, with a high near 24. Southwest wind around 5 mph.
Tonight
Scattered flurries before 10pm. Partly cloudy, with a low around -4. West wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 21. Wind chill values as low as -3. Calm wind becoming west around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around -3. West wind around 5 mph becoming calm.
Friday
Sunny, with a high near 18. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around -5.
Saturday
Partly sunny, with a high near 20.
Saturday Night
Cloudy, with a low around 8.
Sunday
A chance of snow. Cloudy, with a high near 24. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland PA
 40.9°N 75.09°W (Elev. 413 ft)
Last Update:
12:29 pm EST Jan 28, 2026
Forecast Valid:
3pm EST Jan 28, 2026-6pm EST Feb 4, 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