Alert archive / Kentucky / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 137, NWS Paducah, KY

July 5, 2020Todd County, Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at Jul 5, 2020, 3:21 PM CDT for Todd County, Kentucky. It was in force for 24 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: Jul 5, 2020, 3:21 PM CDT (20:21 UTC)
Expired: Jul 5, 2020, 3:45 PM CDT
In force: 24 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Todd County, KY

The radar

The Ft Campbell radar (KHPX), 15 km from the middle of the area, began a volume at 20:22 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.4 hours before the alert went out and 94 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: 797 J/kg
Mixed-layer CIN: -107 J/kg
Mixed-layer LCL: 1278 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 37 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 3:55 PM CDT	Special Weather Statement	PAH	Caldwell, Christian, Todd, Trigg	35 min
Jul 5, 4:33 PM CDT	Severe Thunderstorm Warning	PAH	Trigg	23 min
Jul 5, 4:44 PM CDT	Severe Thunderstorm Warning	PAH	Todd	32 min
Jul 5, 4:48 PM CDT	Severe Thunderstorm Warning	PAH	Christian, Hopkins, Muhlenberg	16 min
Jul 5, 4:50 PM CDT	Special Weather Statement	PAH	Calloway, Christian, Hopkins, Muhlenberg, Todd, Trigg	70 min
Jul 5, 5:36 PM CDT	Areal Flood Advisory	PAH	Todd	114 min
Jul 5, 5:44 PM CDT	Areal Flood Advisory	PAH	Muhlenberg	2 hr
Jul 5, 6:58 PM CDT	Special Weather Statement	PAH	Daviess	47 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2020 Every severe thunderstorm warning in 2020

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.