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 36%
Wind Speed S 12 mph
Barometer 30.41 in (1030.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 9 Apr 12:53 pm EDT
Extended Forecast for

4 Miles NW Sproul PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. South wind around 13 mph, with gusts as high as 24 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 68. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 39. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 56. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 30%.

    High: 69 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 58. South wind around 13 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 44. South wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 68. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 39. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 56. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 30%.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Sproul PA
 40.37°N 78.57°W (Elev. 2726 ft)
Last Update:
12:11 pm EDT Apr 9, 2026
Forecast Valid:
1pm EDT Apr 9, 2026-6pm EDT Apr 15, 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