Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Overcast and Breezy

66°F

19°C

Humidity 40%
Wind Speed W 21 G 35 mph
Barometer 29.51 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 16 May 10:35 pm CDT
Extended Forecast for

Mark IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    Low: 51 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 69. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 69 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Sunny

  • Sunday Night

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

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers before 1pm.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 61. Breezy.  Chance of precipitation is 80%.

    High: 61 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Saturday
Partly sunny, with a high near 69. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 48. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 74. North wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 48.
Monday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 67.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Tuesday
Showers and possibly a thunderstorm. High near 61. Breezy. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 1pm. Partly sunny, with a high near 62. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mark IL
 41.26°N 89.26°W (Elev. 699 ft)
10:01 pm CDT May 16, 2025
10pm CDT May 16, 2025-6pm CDT May 23, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database