Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

52°F

11°C

Humidity 86%
Wind Speed Calm
Barometer 29.97 in (1014.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 18 Apr 5:53 am EDT
Extended Forecast for

2 Miles ENE Cassville PA

  • Today

    Today: Increasing clouds, with a high near 80. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 25 mph.

    High: 80 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers after 11pm.  Low around 42. South wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind around 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of rain showers after 8pm, mixing with snow after 5am.  Partly cloudy, with a low around 35. West wind 6 to 8 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 46. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am.  Partly cloudy, with a low around 44. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 80. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 25 mph.
Tonight
Showers and thunderstorms likely, then showers after 11pm. Low around 42. South wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain showers after 8pm, mixing with snow after 5am. Partly cloudy, with a low around 35. West wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 46. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 59.
Tuesday Night
A chance of showers before 2am. Partly cloudy, with a low around 44. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 49.
Friday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Cassville PA
 40.3°N 78°W (Elev. 1194 ft)
6:16 am EDT Apr 18, 2026
6am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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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