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Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 5.00 mi
Last update 26 Jun 11:15 pm CDT
Extended Forecast for

Shumway IL

Flood Watch June 26, 11:26pm until June 27, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 26, 11:26pm until June 27, 01:00pm

    NOW until 1:00pm Sat

    Flood Watch

  • Tonight

    Low: 66 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind 3 to 5 mph.

    High: 80 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. Light and variable wind becoming east around 5 mph after midnight.

    Low: 68 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 102. South wind 7 to 10 mph, with gusts as high as 15 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. South wind 5 to 8 mph.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. South southwest wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. South southwest wind 5 to 7 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, cloudy, with a low around 66. Southeast wind 3 to 5 mph. Chance of precipitation is 50%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind 3 to 5 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. Light and variable wind becoming east around 5 mph after midnight.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 102. South wind 7 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 72. South wind 5 to 8 mph.
Monday
Sunny, with a high near 92. South southwest wind 5 to 9 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 73. South southwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Clear, with a low around 73.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 74.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 73.
Friday
A chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shumway IL
 39.19°N 88.66°W (Elev. 650 ft)
Last Update:
10:36 pm CDT Jun 26, 2026
Forecast Valid:
11pm CDT Jun 26, 2026-6pm CDT Jul 3, 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