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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

77°F

25°C

Humidity 45%
Wind Speed NW 5 mph
Barometer 30.21 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Jun 2:15 pm CDT
Extended Forecast for

Stewardson IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. North wind around 6 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. South southwest wind 3 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 5am. Partly cloudy, with a low around 63. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm, then showers after 1am. Low around 64. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 64 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 79. East southeast wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 79 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 80. North wind around 6 mph.
Tonight
Partly cloudy, with a low around 58. Calm wind.
Wednesday
Mostly sunny, with a high near 80. South southwest wind 3 to 8 mph.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 5am. Partly cloudy, with a low around 63. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm, then showers after 1am. Low around 64. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Friday
Showers, with thunderstorms also possible after 1pm. High near 79. East southeast wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stewardson IL
 39.26°N 88.63°W (Elev. 640 ft)
Last Update:
1:56 pm CDT Jun 23, 2026
Forecast Valid:
2pm CDT Jun 23, 2026-6pm CDT Jun 29, 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