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

37°F

3°C

Humidity 99%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Apr 2:15 am CDT
Extended Forecast for

4 Miles N Montrose IL

Frost Advisory April 20, 01:00am until April 20, 08:00am
Frost Advisory April 19, 02:42am until April 19, 08:00am
Click here for hazard details and duration
Frost Advisory
Frost Advisory
  •  
    Frost Advisory April 19, 02:42am until April 19, 08:00am

    NOW until 8:00am Sun

    Frost Advisory

  • Overnight

    Low: 35 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, increasing clouds, with a high near 62. West wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 62 °F

    Areas Frost
    then
    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Areas of frost after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 35. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 21 mph.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 60 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South 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 28 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Overnight
Areas of frost after 4am. Otherwise, clear, with a low around 35. West southwest wind around 5 mph.
Sunday
Areas of frost before 8am. Otherwise, increasing clouds, with a high near 62. West wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Areas of frost after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 35. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 21 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 60. East northeast wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 46. South 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 28 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 57.
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. Mostly cloudy, with a high near 75.
Friday Night
Showers likely. Mostly cloudy, with a low around 50.
Saturday
A chance of showers. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Montrose IL
 39.22°N 88.38°W (Elev. 600 ft)
Last Update:
2:01 am CDT Apr 19, 2026
Forecast Valid:
2am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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