Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast

70°F

21°C

Humidity 43%
Wind Speed E 14 G 20 mph
Barometer 30.17 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 4:42 pm CDT
Extended Forecast for

Spring Valley IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 69. East wind around 15 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 70. East wind around 15 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly between 10pm and 1am.  Mostly cloudy, with a low around 54. East wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Memorial Day

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

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. East wind around 15 mph.
Tonight
Mostly cloudy, with a low around 50. East wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 70. East wind around 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers, mainly between 10pm and 1am. Mostly cloudy, with a low around 54. East wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 56.
Memorial Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 62.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Valley IL
 41.32°N 89.17°W (Elev. 571 ft)
2:51 pm CDT May 21, 2026
4pm CDT May 21, 2026-6pm CDT May 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database