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

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Partly Cloudy

73°F

23°C

Humidity 89%
Wind Speed NW 9 mph
Barometer 30.08 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 19 May 8:35 pm CDT
Extended Forecast for

Montrose IL

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Cloudy, with a low around 57. North wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly before 10am. Cloudy, with a high near 64. North northeast wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 64 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. North northeast wind around 10 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 68. East northeast wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 68 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 1am. Increasing clouds, with a low around 54. East northeast wind around 10 mph, with gusts as high as 17 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 70. East northeast wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers

  • Friday Night

    Friday Night: Showers likely before 1am. Mostly cloudy, with a low around 58. East southeast wind 5 to 8 mph becoming west southwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Cloudy, with a low around 57. North wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers, mainly before 10am. Cloudy, with a high near 64. North northeast wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 49. North northeast wind around 10 mph, with gusts as high as 18 mph.
Thursday
Partly sunny, with a high near 68. East northeast wind 11 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of showers after 1am. Increasing clouds, with a low around 54. East northeast wind around 10 mph, with gusts as high as 17 mph.
Friday
Showers, with thunderstorms also possible after 1pm. High near 70. East northeast wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers likely before 1am. Mostly cloudy, with a low around 58. East southeast wind 5 to 8 mph becoming west southwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 77.
Saturday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 60.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 79.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
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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:
8:16 pm CDT May 19, 2026
Forecast Valid:
8pm CDT May 19, 2026-6pm CDT May 26, 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