Alert archive / Illinois / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 472

June 13, 20054 states

The Storm Prediction Center issued this severe thunderstorm watch at Jun 13, 2005, 1:10 PM CDT for 4 states. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued: Jun 13, 2005, 1:10 PM CDT (18:10 UTC)
Expired: Jun 13, 2005, 9:00 PM CDT
In force: 8 hr
Issued by: the Storm Prediction Center

All 64 counties

Clay County, AR, Randolph County, AR, Alexander County, IL, Bond County, IL, Clark County, IL, Clay County, IL, Clinton County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Edwards County, IL, Effingham County, IL, Fayette County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Jackson County, IL, Jasper County, IL, Jefferson County, IL, Johnson County, IL, Lawrence County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Moultrie County, IL, Perry County, IL, Pope County, IL, Pulaski County, IL, Randolph County, IL, Richland County, IL, Saint Clair County, IL, Saline County, IL, Shelby County, IL, Union County, IL, Vermilion County, IL, Wabash County, IL, Washington County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Gibson County, IN, Posey County, IN, Vanderburgh County, IN, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, City of Saint Louis, MO, Iron County, MO, Jefferson County, MO, Madison County, MO, Perry County, MO, Reynolds County, MO, Ripley County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Scott County, MO, Stoddard County, MO, Washington County, MO, Wayne County, MO

The radar

The St Louis radar (KLSX), 103 km from the middle of the area, began a volume at 18:10 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.

Warnings issued inside it

16 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 13, 2:23 PM CDT	Severe Thunderstorm Warning	PAH	Cape Girardeau	52 min
Jun 13, 2:40 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Washington	50 min
Jun 13, 3:27 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Fayette, Marion	48 min
Jun 13, 5:23 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis	67 min
Jun 13, 5:46 PM CDT	Severe Thunderstorm Warning	LSX	Madison	46 min
Jun 13, 6:06 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin, Montgomery	39 min
Jun 13, 6:21 PM CDT	Tornado Warning	LSX	Montgomery	39 min
Jun 13, 6:22 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	54 min
Jun 13, 6:36 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	50 min
Jun 13, 6:43 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Saint Clair	64 min
Jun 13, 6:55 PM CDT	Severe Thunderstorm Warning	LSX	Montgomery	35 min
Jun 13, 7:05 PM CDT	Severe Thunderstorm Warning	ILX	Moultrie, Shelby	55 min
Jun 13, 7:29 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	64 min
Jun 13, 7:41 PM CDT	Severe Thunderstorm Warning	ILX	Douglas	50 min
Jun 13, 8:04 PM CDT	Severe Thunderstorm Warning	ILX	Coles	41 min
Jun 13, 8:17 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	58 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.2 hours before the alert went out and 227 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: 141 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 963 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 48 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 13, 2:34 PM CDT	Mesoscale Discussion	SPC	Benton, Boone, Carroll, Crawford, Franklin, Madison and 3 more	116 min
Jun 13, 2:55 PM CDT	Tornado Watch	SPC	Baxter, Benton, Boone, Carroll, Crawford, Franklin and 6 more	8 hr
Jun 13, 5:41 PM CDT	Mesoscale Discussion	SPC	Benton, Crawford, Washington	2 hr
Jun 13, 4:13 AM CDT	Mesoscale Discussion	SPC	Adams, Bond, Boone, Brown, Bureau, Calhoun and 61 more	2 hr
Jun 13, 12:41 PM CDT	Mesoscale Discussion	SPC	Alexander, Bond, Bureau, Champaign, Christian, Clark and 58 more	2 hr
Jun 13, 3:25 PM CDT	Tornado Watch	SPC	Henderson, Mercer, Rock Island, Warren	8 hr
Jun 13, 3:49 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, DeWitt, Ford, Fulton and 20 more	86 min
Jun 13, 4:00 PM CDT	Severe Thunderstorm Watch	SPC	Brown, Calhoun, Cass, Christian, DeWitt, Fulton and 20 more	7 hr
Jun 13, 5:15 PM CDT	Mesoscale Discussion	SPC	Bond, Calhoun, Cass, Champaign, Christian, Clark and 34 more	2 hr
Jun 13, 6:35 PM CDT	Severe Thunderstorm Watch	SPC	Champaign, Clark, Clay, Coles, Crawford, Cumberland and 13 more	4 hr
Jun 13, 1:52 AM CDT	Mesoscale Discussion	SPC	Camden, Carter, Crawford, Dallas, Dent, Douglas and 16 more	83 min
Jun 13, 1:56 PM CDT	Mesoscale Discussion	SPC	Andrew, Atchison, Gentry, Harrison, Holt, Nodaway and 1 more	94 min
Jun 13, 3:55 PM CDT	Tornado Watch	SPC	Adair, Andrew, Bates, Benton, Buchanan, Caldwell and 29 more	7 hr
Jun 13, 6:21 PM CDT	Mesoscale Discussion	SPC	Adair, Andrew, Buchanan, Daviess, DeKalb, Gentry and 8 more	84 min

Nearby

Severe Thunderstorm Watches in Illinois, 2005 Severe Thunderstorm Watches in Missouri, 2005 Severe Thunderstorm Watches in Indiana, 2005 Every severe thunderstorm watch in 2005

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.