Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Light Rain

66°F

19°C

Humidity 100%
Wind Speed NE 12 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Sep 8:56 am CDT
Extended Forecast for

Amboy IL

Flood Watch September 20, 09:11am until September 20, 01:00pm
Flood Advisory until September 20, 11:30am
Click here for hazard details and duration
Flood Watch
Flood Advisory
  •  
    Flood Watch September 20, 09:11am until September 20, 01:00pm
    Flood Advisory until September 20, 11:30am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 69 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 20 percent chance of showers after midnight.  Cloudy, with a low around 56. East northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Cloudy then
    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly between 8am and 11am.  Mostly cloudy, with a high near 64. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 52. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm before 2pm, then a chance of showers. Patchy fog before 10am. High near 69. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 20 percent chance of showers after midnight. Cloudy, with a low around 56. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers, mainly between 8am and 11am. Mostly cloudy, with a high near 64. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 63. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Amboy IL
 41.72°N 89.33°W
8:16 am CDT Sep 20, 2026
9am CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
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Additional Resources

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