Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.
Mostly Cloudy
81°F
27°C
| Humidity | 53% |
| Wind Speed | W 15 G 28 mph |
| Barometer | 29.75 in (1006.7 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 16 Oct 12:53 pm EDT |
Extended Forecast for
Williamsburg PA
Freeze Watch October 18, 01:00am until October 18, 09:00am
Severe T-storm Watch until October 16, 08:00pm
NOW until 8:00pm Fri
Severe T-storm Watch
This Afternoon
High: 78 °F
Showers
Tonight
Low: 42 °F
Increasing
CloudsSaturday
High: 50 °F
Becoming
SunnySaturday Night
Low: 30 °F
Clear then
FrostSunday
High: 58 °F
Frost then
SunnySunday Night
Low: 34 °F
Clear then
Areas FrostMonday
High: 62 °F
Areas Frost
then SunnyMonday Night
Low: 38 °F
Mostly Clear
Detailed Forecast
This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 78. West wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Increasing clouds, with a low around 42. West wind 10 to 13 mph, with gusts as high as 31 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 50. North wind 10 to 14 mph, with gusts as high as 29 mph.
Saturday Night
Widespread frost, mainly after 3am. Otherwise, clear, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 58. Calm wind.
Sunday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 34.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 64.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Williamsburg PA
40.48°N 78.23°W (Elev. 942 ft)
40.48°N 78.23°W (Elev. 942 ft)
12:31 pm EDT Oct 16, 2026
1pm EDT Oct 16, 2026-6pm EDT Oct 22, 2026
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