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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

46°F

8°C

Humidity 77%
Wind Speed NW 10 mph
Barometer 30.26 in (1024.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 11 Apr 5:53 am EDT
Extended Forecast for

4 Miles NW Sproul PA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 54 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Northwest wind 5 to 8 mph becoming east after midnight.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 64. South wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 64 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55. South wind 13 to 15 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 69. Breezy, with a west wind 18 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 37. Northwest wind 5 to 8 mph becoming east after midnight.
Sunday
Increasing clouds, with a high near 64. South wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 55. South wind 13 to 15 mph, with gusts as high as 28 mph.
Monday
A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 69. Breezy, with a west wind 18 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 74. 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:
3:06 am EDT Apr 11, 2026
Forecast Valid:
5am EDT Apr 11, 2026-6pm EDT Apr 17, 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