Alert archive / Illinois / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 89, NWS Paducah, KY

June 15, 2010Alexander County, Pulaski County, Union County, Illinois; Cape Girardeau County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at Jun 15, 2010, 2:24 PM CDT for Alexander County, Pulaski County, Union County, Illinois; Cape Girardeau County, Missouri. It was in force for 36 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 15, 2010, 2:24 PM CDT (19:24 UTC)
Expired: Jun 15, 2010, 3:00 PM CDT
In force: 36 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 0.0 in
Wind: 70.0 mph

Counties Alexander County, IL, Pulaski County, IL, Union County, IL, Cape Girardeau County, MO

The radar

The Paducah radar (KPAH), 58 km from the middle of the area, began a volume at 19:25 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 15, 12:29 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.4 hours before the alert went out and 278 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: 2500 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 911 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -46 m²/s²
0-3 km storm-relative helicity: 33 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 Paducah, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 15, 1:06 PM CDT, 1 hour 18 minutes earlier.

Area forecast discussion, Jun 15, 1:06 PM CDT, 1 hour 18 minutes before

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Hazardous weather outlook, Jun 15, 1:11 PM CDT, 1 hour 13 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 15, 3:30 PM CDT	Severe Thunderstorm Warning	PAH	Ballard	30 min
Jun 15, 4:00 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston, Union	30 min
Jun 15, 4:12 PM CDT	Severe Thunderstorm Warning	PAH	Ballard, Livingston, McCracken	33 min
Jun 15, 4:45 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston	30 min
Jun 15, 5:05 PM CDT	Severe Thunderstorm Warning	PAH	Daviess, Henderson, Webster	25 min
Jun 15, 5:23 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Union, Webster	37 min
Jun 15, 5:26 PM CDT	Severe Thunderstorm Warning	PAH	Daviess, Henderson	49 min
Jun 15, 5:28 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston	32 min
Jun 15, 5:33 PM CDT	Severe Thunderstorm Warning	PAH	Livingston, McCracken	27 min
Jun 15, 6:00 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston, McCracken	45 min
Jun 15, 6:14 PM CDT	Areal Flood Advisory	PAH	McCracken	2 hr
Jun 15, 6:18 PM CDT	Severe Thunderstorm Warning	PAH	Daviess, McLean, Muhlenberg	27 min
Jun 15, 6:29 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Hopkins	46 min
Jun 15, 6:31 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston, Lyon, McCracken, Marshall	29 min
Jun 15, 6:45 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston	15 min
Jun 15, 6:53 PM CDT	Severe Thunderstorm Warning	PAH	Lyon, Marshall, Trigg	37 min
Jun 14, 7:44 PM CDT	Areal Flood Advisory	PAH	Saline, Williamson	2 hr
Jun 15, 2:39 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	27 min
Jun 15, 2:43 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	32 min
Jun 15, 2:48 PM CDT	Severe Thunderstorm Warning	PAH	Perry	27 min
Jun 15, 2:52 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	23 min
Jun 15, 2:57 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	22 min
Jun 15, 3:05 PM CDT	Severe Thunderstorm Warning	PAH	Johnson, Pulaski, Union, Williamson	25 min
Jun 15, 3:12 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Hamilton, Jackson, Jefferson, Perry, Wayne	48 min
Jun 15, 3:59 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Franklin, Hamilton, Jefferson, Wayne, White	46 min
Jun 15, 4:13 PM CDT	Severe Thunderstorm Warning	PAH	Wabash	47 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2010 Severe Thunderstorm Warnings in Missouri, 2010 Every severe thunderstorm warning in 2010

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.