Alert archive / Illinois / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 112, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 27, 2024, 6:30 PM CDT for Knox County, Illinois. It was in force for 26 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 27, 2024, 6:30 PM CDT (23:30 UTC)
- Expired
- May 27, 2024, 6:56 PM CDT
- In force
- 26 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Knox County, IL
The radar
The Quad Cities radar (KDVN), 82 km from the middle of the area, began a volume at 23:31 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 nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.5 hours before the alert went out and 162 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 782 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 9 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 May 27, 2:28 PM CDT, 4 hours 2 minutes earlier.
Area forecast discussion, May 27, 2:28 PM CDT, 4 hours 2 minutes before
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</html>Hazardous weather outlook, May 27, 3:09 PM CDT, 3 hours 21 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 309 PM CDT Mon May 27 2024 ILZ027>031-036>038-040>057-061-281100- Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler- Mason-Logan-De Witt-Piatt-Champaign-Vermilion-Cass-Menard-Scott- Morgan-Sangamon-Christian-Macon-Moultrie-Douglas-Coles-Edgar-Shelby- 309 PM CDT Mon May 27 2024 This Hazardous Weather Outlook is for central Illinois, east central Illinois and west central Illinois. .DAY ONE...Tonight. Scattered thunderstorms are possible this evening, especially near and north of I-74. The main severe weather threat is wind gusts up to 60 mph, though some isolated large hail may occur northwest of the Illinois River. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Lingering flooding on the Illinois River is expected to subside by Thursday. Scattered thunderstorms are expected again on Saturday. At the present time, the threat for severe weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this evening, with the most likely time frame between 5 pm and 9 pm. Expected storm motion is toward the southeast around 35 mph. ILZ062-063-066>068-071>073-281100- Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence- 309 PM CDT Mon May 27 2024 This Hazardous Weather Outlook is for southeast Illinois. .DAY ONE...Tonight. Isolated thunderstorms are possible this evening. The severe weather threat appears low at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Minor river flooding near Clay City is expected to subside by Wednesday evening. Scattered thunderstorms are expected on Saturday and Sunday. At the present time, the threat for severe weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. Geelhart
In the hours before
Local storm report, May 27, 5:01 PM CDT, 1 hour 29 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
501 PM CDT Mon May 27 2024
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0735 PM Tornado 5 NW Xenia 38.69N 88.70W
05/26/2024 Clay IL NWS Storm Survey
Rated EF2, with a peak wind speed of 130
mph. Total path length was 8.4 miles, of
which 3.6 of them were in Clay County.
Originally touched down in Marion County at
7:29 pm, and moved into Clay County along
Beard Road just north of Songer Township
Lane, downing trees and power lines. It
tracked east-northeast and did its greatest
damage at a farm on the north end of Penguin
Drive, demolishing several metal buildings.
It appears to have lifted just east of
Xenia-Iola Road between Songer Township Lane
and Hickory Hill Lane.
&&
GeelhartLocal storm report, May 27, 5:03 PM CDT, 1 hour 27 minutes before
Preliminary Local Storm Report
National Weather Service Lincoln IL
503 PM CDT Mon May 27 2024
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0827 PM Tornado 3 S Sumner 38.67N 87.86W
05/26/2024 Lawrence IL NWS Storm Survey
Rated EF1, with a peak wind speed of 105
mph. Total path length was 6.87 miles.
Touched down along E. 250th Ave. north of N.
700th St. and generally moved east-
northeast. Much of the damage was limited to
trees. However, a small outbuilding was
destroyed near the intersection of N. 800th
St. and E. 450th Ave., with a nearby home
losing a small part of its roof. Some minor
damage occurred near a home along N. 850th
St. before the tornado lifted just north of
its intersection with E. 900th Ave.
&&
GeelhartThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:27 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 33 min |
| May 26, 7:37 PM CDT | Tornado Warning | ILX | Clay | 12 min |
| May 26, 7:43 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 29 min |
| May 26, 7:49 PM CDT | Tornado Warning | ILX | Clay, Richland | 26 min |
| May 26, 8:00 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Jasper, Richland | 45 min |
| May 26, 8:21 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 39 min |
| May 26, 8:30 PM CDT | Tornado Warning | ILX | Lawrence | 30 min |
| May 27, 6:55 PM CDT | Special Weather Statement | ILX | Peoria | 20 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.