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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Overcast

51°F

11°C

Humidity 45%
Wind Speed NW 6 mph
Barometer 29.85 in (1011.2 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 12 Nov 9:53 pm EST
Extended Forecast for

3 Miles SW Littlestown PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind around 7 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 53. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 53. West wind 3 to 8 mph.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 1pm. Partly sunny, with a high near 56. Chance of precipitation is 20%.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain before 1pm. Mostly sunny, with a high near 61. Chance of precipitation is 30%.

    High: 61 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind around 7 mph.
Thursday
Sunny, with a high near 53. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 53. West wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 30. Calm wind.
Saturday
A slight chance of rain after 1pm. Partly sunny, with a high near 56. Chance of precipitation is 20%.
Saturday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Sunday
A chance of rain before 1pm. Mostly sunny, with a high near 61. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Littlestown PA
 39.7°N 77.12°W (Elev. 571 ft)
Last Update:
9:29 pm EST Nov 12, 2025
Forecast Valid:
10pm EST Nov 12, 2025-6pm EST Nov 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation