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

Indiana County Airport - Jimmy Stewart Field (KIDI)

Lat: 40.63°NLon: 79.1°WElev: 1419ft.

Fair

63°F

17°C

Humidity 60%
Wind Speed SE 12 mph
Barometer 29.93 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 18 Apr 6:15 am EDT
Extended Forecast for

2 Miles W Twin Rocks PA

  • Today

    Today: Showers likely and possibly a thunderstorm, mainly after 5pm.  Increasing clouds, with a high near 81. South wind 5 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could be severe.  Low around 39. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Severe
    Thunderstorms
    then Showers

  • Sunday

    Sunday: A chance of showers, mainly between 8am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 11 to 14 mph, with gusts as high as 31 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 5am, then a chance of snow showers.  Mostly cloudy, with a low around 31. West wind around 7 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of snow showers, mixing with rain after 11am, then gradually ending.  Mostly sunny, with a high near 43. Northwest wind 8 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Widespread frost after 4am.  Otherwise, mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 7am.  Otherwise, sunny, with a high near 59.

    High: 59 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm.  Partly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm, mainly after 5pm. Increasing clouds, with a high near 81. South wind 5 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could be severe. Low around 39. Northwest wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A chance of showers, mainly between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 49. West wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain and snow showers before 5am, then a chance of snow showers. Mostly cloudy, with a low around 31. West wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of snow showers, mixing with rain after 11am, then gradually ending. Mostly sunny, with a high near 43. Northwest wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 25.
Tuesday
Widespread frost before 7am. Otherwise, sunny, with a high near 59.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Wednesday
A chance of showers before 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Twin Rocks PA
 40.54°N 78.89°W (Elev. 1699 ft)
6:16 am EDT Apr 18, 2026
6am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

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