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Heavy to Excessive Rainfall for the Southwest;

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

43°F

6°C

Humidity 71%
Wind Speed N 7 mph
Barometer 30.37 in (1028.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Oct 12:53 am EDT
Extended Forecast for

Shirleysburg PA

Freeze Watch October 9, 11:00pm until October 10, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 64. Calm wind becoming northeast around 6 mph in the morning.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 5am. Otherwise, clear, with a low around 32. Calm wind.

    Low: 32 °F

    Clear then
    Frost

  • Friday

    Friday: Widespread frost before 9am. Otherwise, sunny, with a high near 67. Calm wind becoming south around 6 mph in the afternoon.

    High: 67 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 39. Calm wind.
Thursday
Sunny, with a high near 64. Calm wind becoming northeast around 6 mph in the morning.
Thursday Night
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 32. Calm wind.
Friday
Widespread frost before 9am. Otherwise, sunny, with a high near 67. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 42. Calm wind.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Columbus Day
A chance of showers before 2pm. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.29°N 77.89°W (Elev. 600 ft)
Last Update:
1:16 am EDT Oct 9, 2025
Forecast Valid:
1am EDT Oct 9, 2025-6pm EDT Oct 15, 2025
 
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