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Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.
Overcast
29°F
-2°C
| Humidity | 38% |
| Wind Speed | S 15 G 24 mph |
| Barometer | 30.12 in (1022.4 mb) |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 18°F (-8°C) |
| Last update | 21 Jan 1:53 pm EST |
Extended Forecast for
4 Miles WNW Williamsburg PA
Winter Weather Advisory January 21, 02:53pm until January 22, 10:00am
NOW until 10:00am Thu
Winter Weather Advisory
This Afternoon
High: 33 °F
Snow
Tonight
Low: 30 °F
Rain/Snow
then Chance
Wintry MixThursday
High: 37 °F
Mostly Sunny
Thursday Night
Low: 19 °F
Mostly Clear
Friday
High: 28 °F
Mostly Sunny
Friday Night
Low: 2 °F
Partly Cloudy
Saturday
High: 15 °F
Mostly Cloudy
Saturday Night
Low: 8 °F
Snow
Detailed Forecast
This Afternoon
Snow, mainly after 4pm. High near 33. South wind 8 to 10 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Rain, snow, and freezing rain before 2am, then a slight chance of freezing rain between 2am and 4am, then a slight chance of rain and snow after 4am. Low around 30. Southwest wind 7 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 31 mph.
Thursday Night
Mostly clear, with a low around 19. West wind around 7 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 28. West wind 8 to 14 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 2.
Saturday
Mostly cloudy, with a high near 15.
Saturday Night
Snow. Low around 8. Chance of precipitation is 80%.
Sunday
Snow. High near 17. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 20.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
Mostly sunny, with a high near 20.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Williamsburg PA
40.48°N 78.29°W (Elev. 988 ft)
40.48°N 78.29°W (Elev. 988 ft)
2:26 pm EST Jan 21, 2026
2pm EST Jan 21, 2026-6pm EST Jan 27, 2026
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