Alert archive / Illinois / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 93, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 21, 2024, 10:22 PM CDT for 5 counties in Illinois. It was in force for 38 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
- May 21, 2024, 10:22 PM CDT (03:22 UTC)
- Expired
- May 21, 2024, 11:00 PM CDT
- In force
- 38 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Champaign County, IL, Coles County, IL, Douglas County, IL, Edgar County, IL, Vermilion County, IL
The radar
The Lincoln radar (KILX), 116 km from the middle of the area, began a volume at 03:24 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 nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.4 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
- 1222 J/kg
- Mixed-layer CIN
- -164 J/kg
- Mixed-layer LCL
- 1868 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
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 May 21, 9:08 PM CDT, 1 hour 14 minutes earlier.
Area forecast discussion, May 21, 9:08 PM CDT, 1 hour 14 minutes before
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</html>Hazardous weather outlook, May 21, 3:08 PM CDT, 7 hours 14 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 308 PM CDT Tue May 21 2024 ILZ027>031-036-037-040-041-047>050-222015- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-Schuyler-Mason- Cass-Menard-Scott-Morgan- 308 PM CDT Tue May 21 2024 This Hazardous Weather Outlook is for central Illinois and west central Illinois. .DAY ONE...Tonight. Severe thunderstorms are likely across the area this evening. Wind gusts over 70 mph, large hail, and tornadoes are all possible. Ahead of the storms, south winds will gust up to 40 mph, creating blowing dust into early this evening. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Chances for thunderstorms return Thursday night, and persist through the holiday weekend. The severe weather threat is uncertain at this time. Minor flooding will linger on the Illinois River near Havana and Beardstown for several days. .SPOTTER INFORMATION STATEMENT... Spotter activation will likely be needed between 7 pm and 10 pm. Expected storm motion is toward the northeast around 45 mph. ILZ038-042-043-051>053-222015- McLean-Logan-De Witt-Sangamon-Christian-Macon- 308 PM CDT Tue May 21 2024 This Hazardous Weather Outlook is for central Illinois. .DAY ONE...Tonight. Severe thunderstorms are likely to move across the area this evening. Wind gusts of 60 to 70 mph and hail are possible, along with a tornado or two. Ahead of the storms, south winds will gust up to 40 mph, creating blowing dust into early this evening. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Chances for thunderstorms return Thursday night, and persist through the holiday weekend. The severe weather threat is uncertain at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will likely be needed between 8 pm and 11 pm. Expected storm motion is toward the east around 45 mph. ILZ044>046-054>057-061>063-066-067-071-222015- Piatt-Champaign-Vermilion-Moultrie-Douglas-Coles-Edgar-Shelby- Cumberland-Clark-Effingham-Jasper-Clay- 308 PM CDT Tue May 21 2024 This Hazardous Weather Outlook is for central Illinois, east central Illinois and southeast Illinois. .DAY ONE...Tonight. Thunderstorms are expected to move into the area late this evening. Some may be severe, with damaging winds around 60 mph the main concern. Ahead of the storms, south winds will gust up to 40 mph, creating blowing dust into early this evening. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Thunderstorm chances remain in the forecast much of this period. The severe weather threat is uncertain at this time, but would be more favored on Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed between 10 pm and 1 am. Expected storm motion is toward the east around 45 mph. ILZ068-072-073-222015- Crawford-Richland-Lawrence- 308 PM CDT Tue May 21 2024 This Hazardous Weather Outlook is for southeast Illinois. .DAY ONE...Tonight. Scattered thunderstorms will begin moving into the area late this evening, with better chances after midnight. A few may be strong to locally severe, though this is more likely north of I-70. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Thunderstorms are possible again on Wednesday, and a few of them may contain strong winds. However, the greater severe weather threat will be further south. Chances for storms will continue into the holiday weekend. The best chance for severe weather currently appears to be on Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed after midnight. 25
In the hours before
Local storm report, May 21, 7:08 PM CDT, 3 hours 14 minutes before
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</html>Local storm report, May 21, 10:04 PM CDT, 18 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 |
|---|---|---|---|---|
| May 21, 8:03 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 27 min |
| May 21, 8:15 PM CDT | Blowing Dust Warning | ILX | Champaign, DeWitt, Logan, McLean, Macon, Piatt and 1 more | 4 hr |
| May 21, 9:32 PM CDT | Special Weather Statement | ILX | Christian | 13 min |
| May 21, 9:50 PM CDT | Special Weather Statement | ILX | Champaign, Clark, Coles, Cumberland, DeWitt, Douglas and 7 more | 55 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2024Every severe thunderstorm warning in 2024
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.