![National Oceanic and Atmospheric Administration](/build/images/header/noaa.d87e0251.png)
![National Weather Service](/build/images/header/nws.4e6585d8.png)
![United States Department of Commerce](/build/images/header/doc.b38ba91a.png)
Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.![](newimages/large/nsct.png)
Fair
70°F
21°C
Humidity | 82% |
Wind Speed | Calm |
Barometer | 30.13 in (1018.8 mb) |
Dewpoint | 64°F (18°C) |
Visibility | 8.00 mi |
Last update | 22 Jun 3:53 am EDT |
Extended Forecast for
Shirleysburg PA
Heat Advisory June 22, 04:54am until June 22, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Today
High: 99 °F
Areas Fog
then Chance
T-stormsTonight
Low: 73 °F
Slight Chance
Showers then
Partly CloudySunday
High: 96 °F
Mostly Sunny
then T-storms
LikelySunday Night
Low: 68 °F
T-storms
Likely and
Patchy FogMonday
High: 87 °F
Slight Chance
ShowersMonday Night
Low: 61 °F
Mostly Clear
Tuesday
High: 91 °F
Sunny
Tuesday Night
Low: 67 °F
Partly Cloudy
Detailed Forecast
Today
A chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 7am. Otherwise, mostly sunny and hot, with a high near 99. Heat index values as high as 103. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers before 10pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny and hot, with a high near 96. Heat index values as high as 101. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers before 2pm. Mostly sunny, with a high near 87. Northwest wind 5 to 7 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 90.
Additional Forecasts and Information
Click Map For Forecast
ABOUT THIS FORECAST
Point Forecast:
Shirleysburg PA
40.31°N 77.88°W (Elev. 600 ft)
40.31°N 77.88°W (Elev. 600 ft)
3:48 am EDT Jun 22, 2024
4am EDT Jun 22, 2024-6pm EDT Jun 28, 2024