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

Mount Union PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 62. South wind around 7 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Light east wind.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 46. Light west wind. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 66. Northwest wind around 6 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 79.

    High: 79 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 62. South wind around 7 mph.
Tonight
Mostly clear, with a low around 40. Light east wind.
Friday
Sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 46. Light west wind. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 66. Northwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Mostly cloudy, with a high near 79.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Union PA
 40.38°N 77.87°W (Elev. 600 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