Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Heavy Rain

73°F

23°C

Humidity 89%
Wind Speed NW 17 G 35 mph
Barometer 29.97 in
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 4 Jul 2:04 pm CDT
Extended Forecast for

Granville IL

Flood Watch July 4, 02:19pm until July 4, 10:00pm
Severe T-storm Watch until July 4, 07:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Flood Watch July 4, 02:19pm until July 4, 10:00pm
    Severe T-storm Watch until July 4, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Independence Day

    High: 81 °F

    Heavy Rain

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 10pm and 11pm.  Mostly cloudy, with a low around 66. Northeast wind around 5 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Scattered
    T-storms

  • Sunday

    Sunday: Scattered showers and thunderstorms, mainly after 5pm.  Partly sunny, with a high near 83. North wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 83 °F

    Scattered
    T-storms

  • Sunday Night

    Sunday Night: Isolated showers and thunderstorms before 7pm.  Partly cloudy, with a low around 63. Northeast wind 5 to 10 mph.  Chance of precipitation is 10%.

    Low: 63 °F

    Isolated
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Independence Day
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. Some of the storms could produce heavy rainfall. Steady temperature around 81. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Scattered showers and thunderstorms, mainly between 10pm and 11pm. Mostly cloudy, with a low around 66. Northeast wind around 5 mph. Chance of precipitation is 30%.
Sunday
Scattered showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 83. North wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 10%.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Granville IL
 41.26°N 89.24°W (Elev. 699 ft)
1:26 pm CDT Jul 4, 2026
2pm CDT Jul 4, 2026-6pm CDT Jul 10, 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