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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Light Snow Fog/Mist

33°F

1°C

Humidity 92%
Wind Speed Calm
Barometer 29.90 in (1014.0 mb)
Dewpoint 31°F (-1°C)
Visibility 1.00 mi
Last update 22 Feb 10:53 am EST
Extended Forecast for

Williamsburg PA

Winter Storm Warning until February 23, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until February 23, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • Today

    High: 39 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, mainly before 4am. The snow could be heavy at times. Low around 30. North wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 30 °F

    Heavy Snow

  • Monday

    Monday: A chance of snow before 1pm. Patchy blowing snow between 11am and 1pm. Mostly cloudy, with a high near 37. Northwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 37 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. Northwest wind around 14 mph, with gusts as high as 29 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday

    Wednesday: A chance of rain and snow showers before 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Partly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Today
Snow, possibly mixed with rain, becoming all snow after 4pm. High near 39. Light and variable wind. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 4am. The snow could be heavy at times. Low around 30. North wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
A chance of snow before 1pm. Patchy blowing snow between 11am and 1pm. Mostly cloudy, with a high near 37. Northwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 16. Northwest wind around 14 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 6 to 11 mph, with gusts as high as 25 mph.
Tuesday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A chance of rain and snow showers before 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers after 1am. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
Rain and snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg PA
 40.48°N 78.23°W (Elev. 942 ft)
Last Update:
8:45 am EST Feb 22, 2026
Forecast Valid:
11am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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