Alert archive / Illinois / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 148, NWS Paducah, KY

June 25, 2018Perry County, Illinois

NWS Paducah, KY issued this severe thunderstorm warning at Jun 25, 2018, 8:57 PM CDT for Perry County, Illinois. It was in force for 33 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, 2018, 8:57 PM CDT (01:57 UTC)
Expired: Jun 25, 2018, 9:30 PM CDT
In force: 33 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 70.0 mph

County Perry County, IL

The radar

The Paducah radar (KPAH), 125 km from the middle of the area, began a volume at 02:00 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 00:00Z, 2.0 hours before the alert went out and 239 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: 216 J/kg
Mixed-layer CIN: -99 J/kg
Mixed-layer LCL: 1020 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 50 m²/s²
0-3 km storm-relative helicity: 185 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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 25, 7:24 PM CDT, 1 hour 33 minutes earlier.

Area forecast discussion, Jun 25, 7:24 PM CDT, 1 hour 33 minutes before

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Hazardous weather outlook, Jun 25, 3:44 PM CDT, 5 hours 13 minutes before

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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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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 26, 9:33 AM CDT	Severe Thunderstorm Warning	PAH	Livingston	42 min
Jun 26, 10:01 AM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden	29 min
Jun 26, 10:28 AM CDT	Severe Thunderstorm Warning	PAH	Hopkins, Webster	47 min
Jun 26, 10:48 AM CDT	Severe Thunderstorm Warning	PAH	Daviess, Henderson, McLean, Muhlenberg	42 min
Jun 26, 10:53 AM CDT	Severe Thunderstorm Warning	PAH	Henderson	37 min
Jun 26, 11:23 AM CDT	Special Weather Statement	PAH	Christian, Todd, Trigg	37 min
Jun 26, 5:38 PM CDT	Special Weather Statement	PAH	Crittenden, Livingston, McCracken, Union	52 min
Jun 26, 5:53 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston	52 min
Jun 26, 6:29 PM CDT	Special Weather Statement	PAH	Caldwell, Daviess, Henderson, Hopkins, McLean, Muhlenberg and 1 more	61 min
Jun 26, 6:49 PM CDT	Severe Thunderstorm Warning	PAH	Daviess, Henderson, Hopkins, McLean, Muhlenberg, Webster	41 min
Jun 25, 9:15 PM CDT	Areal Flood Advisory	PAH	Perry	3 hr
Jun 25, 9:18 PM CDT	Severe Thunderstorm Warning	PAH	Perry	27 min
Jun 25, 9:33 PM CDT	Special Weather Statement	PAH	Franklin	42 min
Jun 25, 10:27 PM CDT	Special Weather Statement	PAH	Franklin	48 min
Jun 26, 7:42 AM CDT	Special Weather Statement	PAH	Perry	48 min
Jun 26, 8:22 AM CDT	Special Weather Statement	PAH	Jackson, Johnson, Union, Williamson	53 min
Jun 26, 8:32 AM CDT	Severe Thunderstorm Warning	PAH	Franklin	13 min
Jun 26, 8:38 AM CDT	Special Weather Statement	PAH	Jefferson	52 min
Jun 26, 8:46 AM CDT	Severe Thunderstorm Warning	PAH	Hamilton	29 min
Jun 26, 8:58 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Union, Williamson	32 min
Jun 26, 9:25 AM CDT	Special Weather Statement	PAH	Edwards, Wabash, Wayne	50 min
Jun 26, 9:35 AM CDT	Severe Thunderstorm Warning	PAH	White	40 min
Jun 26, 9:41 AM CDT	Tornado Warning	PAH	White	34 min
Jun 26, 9:50 AM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash, Wayne	40 min
Jun 26, 10:30 AM CDT	Flash Flood Warning	PAH	Wabash	2 hr
Jun 26, 4:00 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Union	45 min
Jun 26, 4:29 PM CDT	Severe Thunderstorm Warning	PAH	Union	31 min
Jun 26, 4:46 PM CDT	Severe Thunderstorm Warning	PAH	Johnson, Union, Williamson	29 min
Jun 26, 4:58 PM CDT	Areal Flood Advisory	PAH	Union	3 hr
Jun 26, 6:50 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Union	25 min
Jun 26, 7:50 AM CDT	Special Weather Statement	PAH	Perry	25 min
Jun 26, 3:25 PM CDT	Special Weather Statement	PAH	Perry	65 min
Jun 26, 3:31 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger, Cape Girardeau, Perry	44 min
Jun 26, 3:34 PM CDT	Tornado Warning	PAH	Perry	30 min
Jun 26, 3:57 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger	33 min
Jun 26, 5:28 PM CDT	Severe Thunderstorm Warning	PAH	Carter	47 min
Jun 26, 5:44 PM CDT	Severe Thunderstorm Warning	PAH	Wayne	46 min
Jun 26, 6:15 PM CDT	Severe Thunderstorm Warning	PAH	Butler, Carter, Wayne	30 min
Jun 26, 6:54 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger, Butler, Cape Girardeau, Scott, Stoddard, Wayne	36 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2018 Every severe thunderstorm warning in 2018

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.