Inclement Weather in the Mid-Atlantic and Northeast; Below Normal Temperatures Continue

A strong cold front will bring heavy wet snow from the eastern Great Lakes into northern New England and strong thunderstorms with damaging winds in the Mid-Atlantic and Northeast. Well below average temperatures will continue behind this storm system or east of the Rockies, as numerous record low temperatures are likely. Critical fire weather conditions expected in the Southwest and Southeast. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Mostly Cloudy

47°F

8°C

Humidity 77%
Wind Speed NW 12 G 21 mph
Barometer 29.71 in (1006.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 21 Apr 9:53 am EDT
Extended Forecast for

Northumberland PA

Freeze Warning April 22, 01:00am until April 22, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Today

    Today: Showers likely before 3pm, then a slight chance of showers after 5pm.  Cloudy, with a high near 51. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely

    High: 51 °F

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Northwest wind 7 to 11 mph, with gusts as high as 26 mph.

    Decreasing
    Clouds

    Low: 30 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 48. West wind 10 to 16 mph, with gusts as high as 33 mph.

    Mostly Sunny

    High: 48 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 34. West wind 5 to 13 mph.

    Mostly Clear

    Low: 34 °F

  • Friday

    Friday: Sunny, with a high near 62. West wind 6 to 11 mph, with gusts as high as 23 mph.

    Sunny

    High: 62 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 37.

    Mostly Clear

    Low: 37 °F

  • Saturday

    Saturday: A chance of rain after 2pm.  Partly sunny, with a high near 65. Chance of precipitation is 40%.

    Mostly Sunny
    then Chance
    Rain

    High: 65 °F

  • Saturday
    Night

    Saturday Night: Rain, mainly after 8pm.  Low around 48. Chance of precipitation is 80%.

    Rain

    Low: 48 °F

  • Sunday

    Sunday: Rain likely, mainly before 8am.  Partly sunny, with a high near 62. Chance of precipitation is 60%.

    Rain Likely
    then Chance
    Rain

    High: 62 °F

Detailed Forecast

Today
Showers likely before 3pm, then a slight chance of showers after 5pm. Cloudy, with a high near 51. Northwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Northwest wind 7 to 11 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 48. West wind 10 to 16 mph, with gusts as high as 33 mph.
Thursday Night
Mostly clear, with a low around 34. West wind 5 to 13 mph.
Friday
Sunny, with a high near 62. West wind 6 to 11 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 37.
Saturday
A chance of rain after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Saturday Night
Rain, mainly after 8pm. Low around 48. Chance of precipitation is 80%.
Sunday
Rain likely, mainly before 8am. Partly sunny, with a high near 62. Chance of precipitation is 60%.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Mostly sunny, with a high near 71.
Click Map For Forecast
Point Forecast:
Northumberland PA
 40.89°N 76.79°W (Elev. 482 ft)
10:26 am EDT Apr 21, 2021
10am EDT Apr 21, 2021-6pm EDT Apr 27, 2021
 
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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