Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

80°F

27°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 7 Aug 8:15 pm CDT
Extended Forecast for

Mason IL

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm  after midnight.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. West wind 3 to 6 mph.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Heat index values as high as 100. Calm wind becoming south 5 to 8 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. South wind around 7 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. South southwest wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 87. West wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
Mostly sunny, with a high near 89. Heat index values as high as 100. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 73. South wind around 7 mph.
Monday
Sunny, with a high near 91. South southwest wind 6 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 74. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68.
Thursday
A chance of showers. Mostly cloudy, with a high near 81.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 65.
Friday
A chance of showers. Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Mason IL
 38.94°N 88.62°W (Elev. 564 ft)
7:56 pm CDT Aug 7, 2026
8pm CDT Aug 7, 2026-6pm CDT Aug 14, 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