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Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.
Overcast
39°F
4°C
| Humidity | 57% |
| Wind Speed | W 17 G 33 mph |
| Barometer | 29.78 in (1009.5 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 30°F (-1°C) |
| Last update | 20 Feb 11:53 pm EST |
Extended Forecast for
4 Miles WNW Williamsburg PA
Overnight
Low: 34 °F
Partly Cloudy
Saturday
High: 46 °F
Mostly Sunny
Saturday Night
Low: 30 °F
Partly Cloudy
then Chance
Rain/SnowSunday
High: 38 °F
Rain/Snow
Sunday Night
Low: 29 °F
Snow
Monday
High: 37 °F
Chance Snow
Monday Night
Low: 21 °F
Mostly Cloudy
Tuesday
High: 33 °F
Partly Sunny
Tuesday Night
Low: 26 °F
Mostly Cloudy
then Chance
Snow Showers
Detailed Forecast
Overnight
Partly cloudy, with a low around 34. West wind around 15 mph, with gusts as high as 36 mph.
Saturday
Mostly sunny, with a high near 46. West wind 6 to 14 mph, with gusts as high as 34 mph.
Saturday Night
A chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Snow likely before 10am, then snow, possibly mixed with rain. High near 38. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow. Low around 29. Northwest wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 46.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Williamsburg PA
40.48°N 78.26°W (Elev. 902 ft)
40.48°N 78.26°W (Elev. 902 ft)
7:05 pm EST Feb 20, 2026
12am EST Feb 21, 2026-6pm EST Feb 27, 2026
Additional Resources
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