Alert archive / Illinois / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 227, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Jun 10, 2026, 3:31 PM CDT for 7 counties in Illinois. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 10, 2026, 3:31 PM CDT (20:31 UTC)
- Expired
- Jun 10, 2026, 4:00 PM CDT
- In force
- 29 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties DeWitt County, IL, Logan County, IL, Macon County, IL, McLean County, IL, Menard County, IL, Sangamon County, IL, Tazewell County, IL
The radar
The Lincoln radar (KILX), 4 km from the middle of the area, began a volume at 20:31 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 10, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 8.5 hours before the alert went out and 59 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1372 J/kg
- Mixed-layer CIN
- -173 J/kg
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- -58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lincoln, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 3:07 PM CDT, 24 minutes earlier.
Area forecast discussion, Jun 10, 3:07 PM CDT, 24 minutes before
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</html>Hazardous weather outlook, Jun 10, 2:10 PM CDT, 1 hour 21 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 210 PM CDT Wed Jun 10 2026 ILZ027>031-036>038-040-041-111915- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler- Mason- 210 PM CDT Wed Jun 10 2026 This Hazardous Weather Outlook is for central Illinois and west central Illinois. .DAY ONE...Tonight. A couple waves of severe thunderstorms are possible (30-45% chance) this afternoon into tonight. The primary threat will be damaging winds in excess of 70 mph, though large hail and a tornado or two are also possible. Areas of flash flooding are also a concern. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. The heat index will again reach 100 degrees on Thursday. Another round of severe thunderstorms is expected Thursday evening. The primary risk remains with damaging winds over 70 mph, but large hail and tornadoes are also possible. Flash flooding is also a concern, especially wherever heavy rain falls today. Additional thunderstorms are expected Saturday night. The severe weather risk is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will likely be needed this afternoon and evening. Expected storm motion is toward the northeast around 35 mph. ILZ042>057-061-111915- Logan-De Witt-Piatt-Champaign-Vermilion-Cass-Menard-Scott-Morgan- Sangamon-Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby- 210 PM CDT Wed Jun 10 2026 This Hazardous Weather Outlook is for central Illinois, east central Illinois and west central Illinois. .DAY ONE...Tonight. Strong to severe thunderstorms are expected to move across the area this evening. The primary risk is damaging winds in excess of 60 mph, although large hail and a tornado or two are also possible. There is also a risk for flash flooding. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. The heat index will again reach 100 degrees on Thursday. Another round of severe thunderstorms is expected Thursday evening. The primary risk is with damaging winds over 70 mph, though large hail and a few tornadoes are also possible. Flash flooding is also a concern, especially where heavy rain falls today. Additional thunderstorms are expected Saturday night. The severe weather risk is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this afternoon and evening. Expected storm motion is toward the northeast around 35 mph. ILZ062-063-066>068-071>073-111915- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- 210 PM CDT Wed Jun 10 2026 This Hazardous Weather Outlook is for east central Illinois and southeast Illinois. .DAY ONE...Tonight. A decaying line of thunderstorms will move into the area after 9 pm. While the severe weather risk will be decreasing, isolated damaging wind gusts remain a concern. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. A line of severe thunderstorms is expected Thursday evening, lingering after midnight. The primary risk is with damaging winds over 60 mph, though large hail and a tornado or two are also possible. Additional thunderstorms are expected Saturday night. The severe weather risk is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. Deubelbeiss
In the hours before
Local storm report, Jun 10, 2:59 PM CDT, 32 minutes before
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</html>Local storm report, Jun 10, 3:00 PM CDT, 31 minutes before
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</html>Local storm report, Jun 10, 3:01 PM CDT, 30 minutes before
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</html>Local storm report, Jun 10, 3:05 PM CDT, 26 minutes before
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</html>Local storm report, Jun 10, 3:07 PM CDT, 24 minutes before
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</html>Local storm report, Jun 10, 3:12 PM CDT, 19 minutes before
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</html>The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 11:05 AM CDT | Flood Watch | ILX | Cass, DeWitt, Fulton, Knox, Logan, McLean and 11 more | 17 hr |
| Jun 10, 1:34 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Mason, Peoria, Tazewell | 26 min |
| Jun 10, 2:03 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Fulton, Mason, Menard, Schuyler | 27 min |
| Jun 10, 2:11 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Marshall, Mason, Peoria, Stark, Tazewell and 1 more | 49 min |
| Jun 10, 2:27 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Mason, Tazewell | 33 min |
| Jun 10, 2:35 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Tazewell, Woodford | 40 min |
| Jun 10, 3:00 PM CDT | Severe Thunderstorm Warning | ILX | Logan, McLean, Mason, Menard, Sangamon, Tazewell | 30 min |
| Jun 10, 3:06 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Sangamon, Scott | 39 min |
| Jun 10, 3:14 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Marshall, Tazewell, Woodford | 46 min |
| Jun 10, 3:59 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, DeWitt, McLean, Piatt | 46 min |
| Jun 10, 5:01 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 29 min |
| Jun 10, 5:15 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 14 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.