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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Indiana County Airport - Jimmy Stewart Field (KIDI)

Lat: 40.63°NLon: 79.1°WElev: 1419ft.

Overcast

70°F

21°C

Humidity 73%
Wind Speed NA
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 Sep 2:15 pm EDT
Extended Forecast for

Commodore PA

  • This Afternoon

    This Afternoon: A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 67. Southeast wind around 6 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Increasing clouds, with a low around 62. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 11am. High near 74. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 51. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 67. East wind around 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 2am. Cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 67. Southeast wind around 6 mph. Chance of precipitation is 20%.
Tonight
Showers likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Increasing clouds, with a low around 62. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, with thunderstorms also possible after 11am. High near 74. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 51. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 67. East wind around 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely, mainly after 2am. Cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Cloudy, with a low around 48. Chance of precipitation is 60%.
Wednesday
A chance of showers before 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Wednesday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Commodore PA
 40.7°N 78.93°W (Elev. 1496 ft)
Last Update:
2:26 pm EDT Sep 19, 2026
Forecast Valid:
2pm EDT Sep 19, 2026-6pm EDT Sep 25, 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