Alert archive / Kentucky / Special Weather Statements in 2021

Special Weather Statement, NWS Louisville, KY

July 30, 2021Taylor County, Kentucky

NWS Louisville, KY issued this special weather statement at Jul 30, 2021, 4:02 AM EDT for Taylor County, Kentucky. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 30, 2021, 4:02 AM EDT (08:02 UTC)
Expired: Jul 30, 2021, 4:30 AM EDT
In force: 28 min
Issued by: NWS Louisville, KY

County Taylor County, KY

The radar

The Louisville radar (KLVX), 93 km from the middle of the area, began a volume at 08:03 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 00:00Z, 8.0 hours before the alert went out and 173 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: -21 J/kg
Mixed-layer LCL: 1447 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this special weather statement went out at Jul 30, 2:54 AM EDT, 1 hour 8 minutes earlier.

Area forecast discussion, Jul 30, 2:54 AM EDT, 1 hour 8 minutes before

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Hazardous weather outlook, Jul 30, 3:17 AM EDT, 45 minutes before

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In the hours before

Local storm report, Jul 30, 12:51 AM EDT, 3 hours 11 minutes before

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Special weather statement, Jul 30, 1:29 AM EDT, 2 hours 33 minutes before

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Special weather statement, Jul 30, 1:35 AM EDT, 2 hours 27 minutes before

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Local storm report, Jul 30, 2:23 AM EDT, 1 hour 39 minutes before

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Special weather statement, Jul 30, 3:57 AM EDT, 5 minutes before

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Special weather statement, Jul 30, 4:02 AM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 11:46 PM EDT	Special Weather Statement	LMK	Meade	29 min
Jul 29, 11:55 PM EDT	Special Weather Statement	LMK	Nicholas	35 min
Jul 29, 11:57 PM EDT	Areal Flood Advisory	LMK	Harrison, Nicholas	18 min
Jul 30, 12:15 AM EDT	Flash Flood Warning	LMK	Harrison, Nicholas	3 hr
Jul 30, 1:29 AM EDT	Special Weather Statement	LMK	Clark	31 min
Jul 30, 1:33 AM EDT	Areal Flood Advisory	LMK	Bourbon, Clark	12 min
Jul 30, 1:35 AM EDT	Special Weather Statement	LMK	Meade	25 min
Jul 30, 1:45 AM EDT	Flash Flood Warning	LMK	Bourbon, Clark	2 hr
Jul 30, 2:57 AM EDT	Areal Flood Advisory	LMK	Garrard, Madison	2 hr
Jul 30, 3:53 AM EDT	Areal Flood Advisory	LMK	Boyle, Lincoln	112 min
Jul 30, 3:57 AM EDT	Special Weather Statement	LMK	Lincoln	18 min
Jul 30, 4:24 AM EDT	Special Weather Statement	LMK	Adair	21 min
Jul 30, 4:43 AM EDT	Special Weather Statement	LMK	Russell	17 min
Jul 30, 4:46 AM EDT	Special Weather Statement	LMK	Green	29 min
Jul 30, 5:17 AM EDT	Special Weather Statement	LMK	Adair, Clinton	28 min
Jul 30, 5:54 AM EDT	Areal Flood Advisory	LMK	Lincoln	2 hr
Jul 30, 5:57 AM EDT	Areal Flood Advisory	LMK	Clinton	2 hr
Jul 30, 6:53 AM EDT	Areal Flood Warning	LMK	Bourbon, Nicholas	3 hr
Jul 29, 10:17 PM EDT	Special Weather Statement	LMK	Crawford	28 min
Jul 29, 10:47 PM EDT	Special Weather Statement	LMK	Crawford	28 min
Jul 29, 11:14 PM EDT	Special Weather Statement	LMK	Harrison	31 min
Jul 29, 11:17 PM EDT	Special Weather Statement	LMK	Crawford	28 min
Jul 30, 12:37 AM EDT	Special Weather Statement	LMK	Crawford	23 min

Nearby

Special Weather Statements in Kentucky, 2021 Every special weather statement in 2021

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.