Alert archive / Illinois / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 84, NWS Lincoln, IL

May 7, 2024Clark County, Edgar County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at May 7, 2024, 3:03 PM CDT for Clark County, Edgar County, Illinois. It was in force for 27 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 7, 2024, 3:03 PM CDT (20:03 UTC)
Expired
May 7, 2024, 3:30 PM CDT
In force
27 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Clark County, IL, Edgar County, IL

The radar

The Indianapolis radar (KIND), 129 km from the middle of the area, began a volume at 20:02 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.

IssuedProductOfficeLasted
May 7, 1:28 PM CDTTornado WatchSPC12 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.1 hours before the alert went out and 101 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2024-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2024-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 403 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
966 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
403 m²/s²
0-3 km storm-relative helicity
344 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 May 7, 12:50 PM CDT, 2 hours 13 minutes earlier.

Area forecast discussion, May 7, 12:50 PM CDT, 2 hours 13 minutes before
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Hazardous weather outlook, May 7, 2:57 PM CDT, 6 minutes before
Hazardous Weather Outlook
National Weather Service Lincoln IL
257 PM CDT Tue May 7 2024

ILZ027>031-036-037-040>042-047>051-081100-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-Schuyler-Mason-
Logan-Cass-Menard-Scott-Morgan-Sangamon-
257 PM CDT Tue May 7 2024

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

.DAY ONE...This Afternoon and Tonight.

Isolated to scattered thunderstorms will be east of I-55 this
afternoon where there is a slight chance of severe thunderstorms.

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

Another chance for severe weather will occur Wednesday afternoon and
early evening, with damaging winds, large hail, and an isolated
tornado possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

ILZ038-043>046-052>057-061-081100-
McLean-De Witt-Piatt-Champaign-Vermilion-Christian-Macon-Moultrie-
Douglas-Coles-Edgar-Shelby-
257 PM CDT Tue May 7 2024

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

.DAY ONE...Tonight.

Scattered thunderstorms will occur this afternoon, some of which
could become severe with damaging wind gusts, large hail, and a few
tornadoes.

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

Another chance for severe weather will occur Wednesday afternoon and
into mid Wednesday evening, with damaging winds, large hail, and
tornadoes possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed from highway 51 east through
6 pm.

Expected storm motion is toward the northeast around 45 to 50 mph.

ILZ062-063-066>068-071>073-081100-
Cumberland-Clark-Effingham-Jasper-Crawford-Clay-Richland-Lawrence-
257 PM CDT Tue May 7 2024

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

.DAY ONE...Tonight.

Scattered thunderstorms are expected through sunset, some of which
could become severe with damaging wind gusts, large hail, and a few
tornadoes.

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

A better chance for organized severe weather will occur Wednesday
afternoon and into mid Wednesday evening, with damaging winds, large
hail, and tornadoes possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed through 8 pm.

Expected storm motion is toward the northeast around 45 to 50 mph.

07

In the hours before

Local storm report, May 7, 10:01 AM CDT, 5 hours 2 minutes before
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Local storm report, May 7, 10:08 AM CDT, 4 hours 55 minutes before
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Local storm report, May 7, 11:41 AM CDT, 3 hours 22 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 7, 4:11 AM CDTSpecial Weather StatementILXCass, Fulton, Morgan, Schuyler, Scott49 min
May 7, 4:50 AM CDTSevere Thunderstorm WarningILXFulton, Mason40 min
May 7, 5:18 AM CDTSevere Thunderstorm WarningILXFulton, Knox, Peoria42 min
May 7, 5:44 AM CDTSevere Thunderstorm WarningILXTazewell46 min
May 7, 6:08 AM CDTSpecial Weather StatementILXMarshall37 min
May 7, 6:18 AM CDTSevere Thunderstorm WarningILXMcLean, Woodford28 min
May 7, 6:57 AM CDTSpecial Weather StatementILXChampaign, McLean, Piatt33 min
May 7, 7:29 AM CDTSpecial Weather StatementILXDouglas, Edgar46 min
May 7, 6:32 PM CDTSpecial Weather StatementILXStark13 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.