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Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fog

34°F

1°C

Humidity 100%
Wind Speed E 9 mph
Barometer 30.18 in (1022.3 mb)
Dewpoint 34°F (1°C)
Visibility 0.50 mi
Wind Chill27°F (-3°C)
Last update 4 Mar 4:56 am CST
Extended Forecast for

6 Miles SSE Harmon IL

Dense Fog Advisory March 4, 05:47am until March 4, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 4, 05:47am until March 4, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Today

    High: 48 °F

    Areas Fog
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers likely before noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 54. East northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Showers
    Likely and
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 46. Southeast wind 5 to 10 mph.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before 9am. High near 72. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 72 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Areas of fog before 9am. Otherwise, cloudy, with a high near 48. East wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A chance of showers, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely before noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 54. East northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 30 percent chance of showers after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 46. Southeast wind 5 to 10 mph.
Friday
Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before 9am. High near 72. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after 9pm. Low around 46. Chance of precipitation is 90%.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 71.
Monday Night
A chance of showers. Mostly clear, with a low around 53.
Tuesday
Showers likely. Mostly cloudy, with a high near 70. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Harmon IL
 41.64°N 89.51°W
Last Update:
2:51 am CST Mar 4, 2026
Forecast Valid:
5am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation