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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

66°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in (1015.0 mb)
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 20 Aug 4:53 am EDT
Extended Forecast for

4 Miles E Hollidaysburg PA

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 73. Calm wind. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 73 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Patchy Fog

  • Friday

    Friday: Patchy dense fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 79. Light east wind.

    High: 79 °F

    Patchy Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Patchy fog before 11pm, then patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Areas of fog before 11am. High near 81. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers and
    Areas Fog
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Some of the storms could produce heavy rainfall. High near 73. Calm wind. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 59. Calm wind.
Friday
Patchy dense fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 79. Light east wind.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Patchy fog before 11pm, then patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Areas of fog before 11am. High near 81. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 61. Chance of precipitation is 80%.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hollidaysburg PA
 40.44°N 78.33°W (Elev. 915 ft)
Last Update:
4:01 am EDT Aug 20, 2026
Forecast Valid:
5am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation