Alert archive / Illinois / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 145, NWS Lincoln, IL

June 25, 2024Cass County, Morgan County, Scott County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jun 25, 2024, 3:07 PM CDT for Cass County, Morgan County, Scott County, Illinois. It was in force for 53 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 25, 2024, 3:07 PM CDT (20:07 UTC)
Expired: Jun 25, 2024, 4:00 PM CDT
In force: 53 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Cass County, IL, Morgan County, IL, Scott County, IL

The radar

The Lincoln radar (KILX), 93 km from the middle of the area, began a volume at 20:08 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 25, 12:10 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.1 hours before the alert went out and 151 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1724 J/kg
Mixed-layer CIN: -257 J/kg
Mixed-layer LCL: 1358 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 295 m²/s²
0-3 km storm-relative helicity: 261 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.7

Open this sounding in Storm Lab

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 25, 2:08 PM CDT, 59 minutes earlier.

Area forecast discussion, Jun 25, 2:08 PM CDT, 59 minutes before

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Hazardous weather outlook, Jun 25, 2:49 PM CDT, 18 minutes before

Hazardous Weather Outlook
National Weather Service Lincoln IL
249 PM CDT Tue Jun 25 2024

ILZ027>031-036>038-262000-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-
249 PM CDT Tue Jun 25 2024

This Hazardous Weather Outlook is for central Illinois and west
central Illinois.

.DAY ONE...Tonight.

Periods of thunderstorms will occur through tonight. These will be
strong to severe at times, with damaging winds the main concern.
However, some hail is also possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Any lingering storms on Wednesday should be out of the area by
midday, but severe weather is not expected.

Additional thunderstorms are expected Friday and Saturday. The
severe weather potential is uncertain at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed through tonight.

Expected storm motion is toward the east-southeast around 30 mph.

ILZ040>057-061>063-066>068-071>073-262000-
Schuyler-Mason-Logan-De Witt-Piatt-Champaign-Vermilion-Cass-Menard-
Scott-Morgan-Sangamon-Christian-Macon-Moultrie-Douglas-Coles-Edgar-
Shelby-Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-
Lawrence-
249 PM CDT Tue Jun 25 2024

This Hazardous Weather Outlook is for central Illinois, east
central Illinois, southeast Illinois and west central Illinois.

.DAY ONE...Tonight.

Periods of thunderstorms will occur through tonight. These will be
strong to severe at times, with damaging winds the main concern.
However, some hail is also possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Scattered storms will linger into Wednesday, diminishing in the
afternoon. Severe weather is not expected.

Additional thunderstorms are expected Friday through Saturday. The
severe weather potential is uncertain at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed through tonight.

Expected storm motion is toward the east-southeast around 30 mph.

Deubelbeiss

In the hours before

Local storm report, Jun 25, 2:09 PM CDT, 58 minutes before

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Special weather statement, Jun 25, 2:17 PM CDT, 50 minutes before

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Local storm report, Jun 25, 2:34 PM CDT, 33 minutes before

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Special weather statement, Jun 25, 2:49 PM CDT, 18 minutes before

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Local storm report, Jun 25, 2:57 PM CDT, 10 minutes before

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Local storm report, Jun 25, 3:05 PM CDT, 2 minutes before

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The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 25, 4:35 AM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Vermilion	40 min
Jun 25, 7:29 AM CDT	Severe Thunderstorm Warning	ILX	Marshall, Stark	46 min
Jun 25, 8:14 AM CDT	Special Weather Statement	ILX	Stark	46 min
Jun 25, 8:19 AM CDT	Special Weather Statement	ILX	Marshall	26 min
Jun 25, 8:43 AM CDT	Severe Thunderstorm Warning	ILX	Knox, Peoria, Stark	32 min
Jun 25, 9:10 AM CDT	Special Weather Statement	ILX	Knox, Peoria	35 min
Jun 25, 10:24 AM CDT	Special Weather Statement	ILX	McLean, Tazewell	36 min
Jun 25, 10:55 AM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Tazewell	18 min
Jun 25, 11:02 AM CDT	Special Weather Statement	ILX	McLean	28 min
Jun 25, 11:22 AM CDT	Special Weather Statement	ILX	Logan	23 min
Jun 25, 11:26 AM CDT	Severe Thunderstorm Warning	ILX	Fulton, Mason, Tazewell	34 min
Jun 25, 11:46 AM CDT	Special Weather Statement	ILX	Logan, Menard	29 min
Jun 25, 11:57 AM CDT	Special Weather Statement	ILX	Mason	33 min
Jun 25, 12:01 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan, Macon, Mason, Menard, Piatt and 1 more	29 min
Jun 25, 12:06 PM CDT	Severe Thunderstorm Warning	ILX	Fulton, Mason, Schuyler	13 min
Jun 25, 12:30 PM CDT	Special Weather Statement	ILX	Christian, Morgan, Shelby	30 min
Jun 25, 12:38 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Douglas	37 min
Jun 25, 12:52 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Douglas	23 min
Jun 25, 1:01 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Douglas, Edgar	29 min
Jun 25, 1:21 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Clark, Edgar	39 min
Jun 25, 2:17 PM CDT	Special Weather Statement	ILX	Crawford, Lawrence, Richland	43 min
Jun 25, 2:32 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Jasper, Lawrence, Richland	28 min
Jun 25, 2:49 PM CDT	Special Weather Statement	ILX	Clay	26 min
Jun 25, 3:00 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence, Richland	30 min
Jun 25, 3:08 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence	26 min
Jun 25, 4:47 PM CDT	Special Weather Statement	ILX	Christian, Shelby	28 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2024 Every 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.