Heavy Rain and Snowmelt Threatens Flooding in Southeast and Mid-Atlantic; Strong Cold Front Presses Across the Northwest

A southern storm system will bring heavy to excessive rain from the Southeast to the Mid-Atlantic through Saturday with a secondary heavy rain threat area from the Lower Mississippi Valley into the Ohio Valley. Out West, a strong cold front will continue rain, mountain snow and gusty winds into Saturday morning. Another front will bring more unsettled weather to the region by Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fog/Mist

41°F

5°C

Humidity 93%
Wind Speed Calm
Barometer 30.16 in (1021.9 mb)
Dewpoint 39°F (4°C)
Visibility 1.50 mi
Last update 15 Dec 8:54 am EST
Extended Forecast for

Williamsport PA

  • Today

    Today: A chance of rain.  Cloudy, with a high near 47. Calm wind becoming northeast 5 to 7 mph in the afternoon.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain

    High: 47 °F

  • Tonight

    Tonight: Rain likely, mainly after 11pm.  Cloudy, with a low around 36. North wind 5 to 7 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Rain Likely

    Low: 36 °F

  • Sunday

    Sunday: Rain likely.  Cloudy, with a high near 39. Northeast wind 3 to 5 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Rain Likely

    High: 39 °F

  • Sunday
    Night

    Sunday Night: Rain likely before 2am, then a slight chance of rain and snow showers.  Mostly cloudy, with a low around 32. Light northwest wind.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely
    then Slight
    Chance
    Rain/Snow

    Low: 32 °F

  • Monday

    Monday: A slight chance of rain and snow showers before 8am.  Partly sunny, with a high near 39. West wind 6 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

    High: 39 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 26.

    Mostly Cloudy

    Low: 26 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    Mostly Sunny

    High: 34 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 24.

    Mostly Clear

    Low: 24 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    Mostly Sunny

    High: 41 °F

Detailed Forecast

Today
A chance of rain. Cloudy, with a high near 47. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly after 11pm. Cloudy, with a low around 36. North wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain likely. Cloudy, with a high near 39. Northeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely before 2am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 32. Light northwest wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of rain and snow showers before 8am. Partly sunny, with a high near 39. West wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Thursday Night
Showers likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Showers likely. Cloudy, with a high near 44. Chance of precipitation is 60%.
Click Map For Forecast
Point Forecast:
Williamsport PA
 41.25°N 77.05°W (Elev. 591 ft)
7:19 am EST Dec 15, 2018
9am EST Dec 15, 2018-6pm EST Dec 21, 2018
 
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Additional Resources

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Hourly Weather Forecast

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