Major Storm Pounding California; Winter Weather Threats Through This Weekend From the Central to Eastern U.S.

The last and strongest in a week-long parade of Pacific storms is pounding California with a variety of hazards, including heavy rainfall, mountain snow and flooding near recent wildfire burn scars. Meanwhile, a weak, progressive system may produce light snow from the Ohio Valley into the northern Mid-Atlantic region through early Friday. Then a major winter storm will develop for the weekend. Read More >

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Overcast

32°F

0°C

Humidity 59%
Wind Speed SE 6 mph
Barometer 30.27 in (1025.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 17 Jan 3:53 pm EST
Extended Forecast for

Columbia PA

Winter Storm Watch January 19, 01:00pm until January 20, 04:00pm
Click here for hazard details and duration
Winter Storm Watch
  • This
    Afternoon

    This Afternoon: Cloudy, with a high near 32. Southeast wind around 6 mph.

    Cloudy

    High: 32 °F

  • Tonight

    Tonight: Snow, mainly before 4am.  Low around 30. Southeast wind 3 to 7 mph.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Snow

    Low: 30 °F

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 42. Calm wind becoming west around 6 mph in the afternoon.

    Decreasing
    Clouds

    High: 42 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 28 °F

  • Saturday

    Saturday: A slight chance of snow between 10am and 1pm, then rain, snow, and sleet.  High near 34. Light northeast wind becoming east 5 to 9 mph in the morning.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Slight Chance
    Snow then
    Wintry Mix

    High: 34 °F

  • Saturday
    Night

    Saturday Night: Freezing rain and sleet before 1am, then rain.  Low around 33. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Wintry Mix

    Low: 33 °F

  • Sunday

    Sunday: Freezing rain and sleet likely before 1pm, then a chance of snow.  Cloudy, with a high near 37. Chance of precipitation is 70%.

    Wintry Mix
    Likely

    High: 37 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 6.

    Partly Cloudy

    Low: 6 °F

  • M.L.King
    Day

    M.L.King Day: Sunny, with a high near 13.

    Sunny

    High: 13 °F

Detailed Forecast

This Afternoon
Cloudy, with a high near 32. Southeast wind around 6 mph.
Tonight
Snow, mainly before 4am. Low around 30. Southeast wind 3 to 7 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 42. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of snow between 10am and 1pm, then rain, snow, and sleet. High near 34. Light northeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Freezing rain and sleet before 1am, then rain. Low around 33. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Freezing rain and sleet likely before 1pm, then a chance of snow. Cloudy, with a high near 37. Chance of precipitation is 70%.
Sunday Night
Partly cloudy, with a low around 6.
M.L.King Day
Sunny, with a high near 13.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 36.
Click Map For Forecast
Point Forecast:
Columbia PA
 40.04°N 76.51°W (Elev. 299 ft)
4:19 pm EST Jan 17, 2019
4pm EST Jan 17, 2019-6pm EST Jan 24, 2019
 
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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