Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 1, NWS Jackson, KY

January 25, 2021Laurel County, Pulaski County, Rockcastle County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jan 25, 2021, 6:21 PM EST for Laurel County, Pulaski County, Rockcastle County, Kentucky. It was in force for 24 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jan 25, 2021, 6:21 PM EST (23:21 UTC)
Expired
Jan 25, 2021, 6:45 PM EST
In force
24 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Laurel County, KY, Pulaski County, KY, Rockcastle County, KY

The radar

The Jackson,KY radar (KJKL), 113 km from the middle of the area, began a volume at 23:23 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.

What was reported inside it

TimeReportWhereRemark
Jan 25, 6:30 PM ESTHAIL 0.254 Nnw Pulaski, KY
Jan 25, 6:30 PM ESTHAIL 1Eubank, KYTRAINED SPOTTER REPORT FROM FIREHOUSE.
Jan 25, 6:49 PM ESTHAIL 0.53 Wsw Mount Vernon, KYREPORT MADE VIA TWITTER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.4 hours before the alert went out and 224 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2021-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2021-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 255 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
438 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
255 m²/s²
0-3 km storm-relative helicity
384 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

659 
WUUS53 KJKL 252321
SVRJKL
KYC125-199-203-252345-
/O.NEW.KJKL.SV.W.0001.210125T2321Z-210125T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
621 PM EST Mon Jan 25 2021

The National Weather Service in JACKSON KY has issued a

* Severe Thunderstorm Warning for...
  Northwestern Laurel County in south central Kentucky...
  Northern Pulaski County in south central Kentucky...
  Central Rockcastle County in south central Kentucky...

* Until 645 PM EST.

* At 620 PM EST, a severe thunderstorm was located over Stab, or 11
  miles northwest of Somerset, moving east at 80 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Mount Vernon, Science Hill, Cains Store, Donaro, Bandy, Woodstock,
  Horse Lick, Spiro, Wabp, Hansford, Dabney and Renfro Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3731 8461 3734 8452 3733 8451 3735 8450
      3742 8423 3722 8404 3708 8488 3712 8489
TIME...MOT...LOC 2320Z 251DEG 70KT 3718 8477 

HAIL...1.00IN
WIND...<50MPH
 
$$

KAS
1 follow-up statement
839 
WWUS53 KJKL 252344
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
644 PM EST Mon Jan 25 2021

KYC125-199-203-252353-
/O.EXP.KJKL.SV.W.0001.000000T0000Z-210125T2345Z/
Laurel KY-Pulaski KY-Rockcastle KY-
644 PM EST Mon Jan 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN LAUREL...NORTHERN
PULASKI AND CENTRAL ROCKCASTLE COUNTIES WILL EXPIRE AT 645 PM EST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

LAT...LON 3731 8461 3734 8452 3733 8451 3735 8450
      3742 8423 3722 8404 3708 8488 3712 8489
TIME...MOT...LOC 2343Z 251DEG 70KT 3732 8427 

$$

KAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 2:54 PM ESTAreal Flood AdvisoryJKLBath, Estill, Fleming, Menifee, Montgomery, Powell and 1 more6 hr
Jan 25, 2:59 PM ESTSpecial Weather StatementJKLEstill, Lee, Menifee, Powell31 min
Jan 25, 3:16 PM ESTSpecial Weather StatementJKLClay, Jackson, Rockcastle29 min
Jan 25, 3:30 PM ESTSpecial Weather StatementJKLBreathitt, Clay, Jackson, Lee, Magoffin, Owsley and 1 more30 min
Jan 25, 3:36 PM ESTSpecial Weather StatementJKLLaurel, McCreary, Wayne24 min
Jan 25, 4:02 PM ESTSpecial Weather StatementJKLBreathitt, Floyd, Knott, Magoffin, Perry, Pike43 min
Jan 25, 4:04 PM ESTSpecial Weather StatementJKLBell, Clay, Knox, Leslie, McCreary, Whitley41 min
Jan 25, 4:33 PM ESTSpecial Weather StatementJKLBell, Harlan, Letcher42 min
Jan 25, 6:40 PM ESTSpecial Weather StatementJKLPulaski35 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.