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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

50°F

10°C

Humidity 54%
Wind Speed NE 15 mph
Barometer 30.29 in (1025.5 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 May 6:56 am CDT
Extended Forecast for

Sheffield IL

  • Today

    Today: Partly sunny, with a high near 69. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 68. East wind around 15 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 54. East wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 69. East wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 49. East wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 68. East wind around 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54. East wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 57.
Memorial Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheffield IL
 41.36°N 89.73°W (Elev. 689 ft)
Last Update:
6:31 am CDT May 21, 2026
Forecast Valid:
7am CDT May 21, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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