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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Light Rain Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed NE 8 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 20 Aug 2:53 pm EDT
Extended Forecast for

2 Miles NNW Altoona PA

Flood Watch August 20, 03:01pm until August 20, 04:00pm
Flash Flood Warning until August 20, 03:45pm
Click here for hazard details and duration
Flood Watch
Flash Flood Warning
  •  
    Flood Watch August 20, 03:01pm until August 20, 04:00pm
    Flash Flood Warning until August 20, 03:45pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 69 °F

    Rain

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light northeast wind.

    Low: 57 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Northeast wind 3 to 5 mph.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 76. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 59. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm, mainly before 5pm, then a chance of rain and thunderstorms after 5pm. High near 69. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 8pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light northeast wind.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Northeast wind 3 to 5 mph.
Friday Night
A slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 76. Calm wind becoming south around 5 mph in the afternoon. 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 and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 59. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Altoona PA
 40.54°N 78.43°W (Elev. 1539 ft)
Last Update:
2:41 pm EDT Aug 20, 2026
Forecast Valid:
3pm EDT Aug 20, 2026-6pm EDT Aug 27, 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