National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

55°F

13°C

Humidity 38%
Wind Speed S 13 mph
Barometer 30.33 in (1027.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 9 Apr 7:53 pm EDT
Extended Forecast for

3 Miles SW Sproul PA

  • Tonight

    Tonight: Mostly clear, with a low around 42. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70. Southwest wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 40. West wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 58. Northwest wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Sunday Night

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

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 70. Southwest wind 8 to 14 mph, with gusts as high as 28 mph.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 40. West wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 58. Northwest wind 9 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 38. Northwest wind around 6 mph becoming light and variable in the evening.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sproul PA
 40.31°N 78.55°W (Elev. 2457 ft)
Last Update:
7:36 pm EDT Apr 9, 2026
Forecast Valid:
7pm EDT Apr 9, 2026-6pm EDT Apr 16, 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