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.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 3 Aug 3:55 am CDT
Extended Forecast for

Montrose IL

  • Today

    Today: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 83. North northeast wind 3 to 5 mph.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light east northeast wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Southeast wind around 5 mph becoming calm in the morning.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Light south wind.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Calm wind becoming south southwest 5 to 7 mph in the morning. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 83. North northeast wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 62. Light east northeast wind.
Tuesday
Sunny, with a high near 83. Southeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 61. Calm wind.
Wednesday
Sunny, with a high near 85. Light south wind.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Calm wind becoming south southwest 5 to 7 mph in the morning. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Friday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 66.
Saturday
A chance of showers. Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montrose IL
 39.18°N 88.38°W (Elev. 561 ft)
Last Update:
3:36 am CDT Aug 3, 2026
Forecast Valid:
4am CDT Aug 3, 2026-6pm CDT Aug 9, 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