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.

Fair

47°F

8°C

Humidity 62%
Wind Speed W 6 mph
Barometer 30.14 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Apr 8:35 pm CDT
Extended Forecast for

Montrose IL

Frost Advisory April 19, 01:00am until April 19, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Clear, with a low around 36. Northwest wind 6 to 9 mph becoming west southwest after midnight. Winds could gust as high as 16 mph.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 61. West wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 59. Light and variable wind becoming east northeast around 5 mph.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South southeast wind 5 to 9 mph, with gusts as high as 17 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 36. Northwest wind 6 to 9 mph becoming west southwest after midnight. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 61. West wind 7 to 17 mph, with gusts as high as 30 mph.
Sunday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 5 to 13 mph, with gusts as high as 21 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 59. Light and variable wind becoming east northeast around 5 mph.
Monday Night
Mostly clear, with a low around 46. South southeast wind 5 to 9 mph, with gusts as high as 17 mph.
Tuesday
Mostly sunny, with a high near 75. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73.
Friday Night
Showers likely. Mostly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montrose IL
 39.18°N 88.41°W (Elev. 604 ft)
Last Update:
7:36 pm CDT Apr 18, 2026
Forecast Valid:
8pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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