Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.
A Few Clouds
18°F
-8°C
| Humidity | 68% |
| Wind Speed | W 3 mph |
| Barometer | 29.85 in (1013.1 mb) |
| Dewpoint | 9°F (-13°C) |
| Visibility | 10.00 mi |
| Last update | 18 Jan 11:53 pm EST |
Extended Forecast for
4 Miles WNW Williamsburg PA
Cold Weather Advisory January 19, 09:00pm until January 20, 11:00am
Tonight

Low: 18 °F
Mostly Cloudy
M.L.King Day
High: 29 °F
Mostly Cloudy
then Mostly
Cloudy and
BreezyMonday Night

Low: 6 °F
Partly Cloudy
Tuesday

High: 17 °F
Mostly Sunny
Tuesday Night

Low: 7 °F
Mostly Clear
Wednesday
High: 34 °F
Partly Sunny
then Chance
Snow ShowersWednesday Night

Low: 26 °F
Chance Snow
ShowersThursday

High: 34 °F
Partly Sunny
Thursday Night

Low: 12 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 18. Calm wind becoming southwest around 5 mph after midnight.
M.L.King Day
Mostly cloudy, with a high near 29. Breezy, with a west wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Monday Night
Partly cloudy, with a low around 6. Wind chill values as low as -10. West wind 10 to 18 mph, with gusts as high as 39 mph.
Tuesday
Mostly sunny, with a high near 17. Wind chill values as low as -10. West wind 10 to 13 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 7. West wind around 5 mph becoming calm in the evening.
Wednesday
A chance of snow showers after 1pm. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 8. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Partly sunny, with a high near 18. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT 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)
10:59 pm EST Jan 18, 2026
11pm EST Jan 18, 2026-6pm EST Jan 25, 2026



