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Wind Advisory 7, NWS Paducah, KY

May 20, 20228 counties in Kentucky; 11 counties in Illinois; 8 counties in Missouri

NWS Paducah, KY issued this wind advisory at May 20, 2022, 4:04 AM CDT for 8 counties in Kentucky; 11 counties in Illinois; 8 counties in Missouri. It took effect at May 20, 2022, 6:00 AM CDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: May 20, 2022, 4:04 AM CDT (09:04 UTC)
In effect from: May 20, 2022, 6:00 AM CDT
Expired: May 20, 2022, 7:00 PM CDT
In force: 13 hr
Issued by: NWS Paducah, KY

All 27 counties

Alexander County, IL, Gallatin County, IL, Hardin County, IL, Jackson County, IL, Johnson County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Saline County, IL, Union County, IL, Williamson County, IL, Ballard County, KY, Carlisle County, KY, Crittenden County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Livingston County, KY, McCracken County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Mississippi County, MO, New Madrid County, MO, Perry County, MO, Scott County, MO, Stoddard County, MO

The radar

The Paducah radar (KPAH), 32 km from the middle of the area, began a volume at 09:07 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

Little Rock, AR (KLZK), launched 00:00Z, 9.1 hours before the alert went out and 275 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: 1874 J/kg
Mixed-layer CIN: -174 J/kg
Mixed-layer LCL: 1682 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 131 m²/s²
0-3 km storm-relative helicity: 297 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 10.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at May 20, 3:52 AM CDT, 12 minutes earlier.

Area forecast discussion, May 20, 3:52 AM CDT, 12 minutes before

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Hazardous weather outlook, May 19, 11:46 PM CDT, 4 hours 18 minutes before

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In the hours before

Local storm report, May 19, 10:08 PM CDT, 5 hours 56 minutes before

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Local storm report, May 19, 10:29 PM CDT, 5 hours 35 minutes before

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Local storm report, May 19, 10:57 PM CDT, 5 hours 7 minutes before

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Local storm report, May 19, 10:58 PM CDT, 5 hours 6 minutes before

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Local storm report, May 20, 3:46 AM CDT, 18 minutes before

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Local storm report, May 20, 3:53 AM CDT, 11 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 20, 4:04 AM CDT	Lake Wind Advisory	PAH	Caldwell, Calloway, Christian, Daviess, Henderson, Hopkins and 8 more	15 hr
May 19, 8:58 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Hamilton, Wayne, White	47 min
May 19, 9:23 PM CDT	Severe Thunderstorm Warning	PAH	Wabash	52 min
May 19, 9:32 PM CDT	Tornado Warning	PAH	Wabash	11 min
May 19, 9:37 PM CDT	Tornado Warning	PAH	Wabash	10 min

Nearby

Wind Advisories in Illinois, 2022 Wind Advisories in Kentucky, 2022 Wind Advisories in Missouri, 2022 Every wind advisory in 2022

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.