Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 1, NWS Paducah, KY

February 28, 2021Calloway County, Graves County, Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at Feb 28, 2021, 6:12 AM CST for Calloway County, Graves County, Kentucky. It was in force for 33 min. 1 report 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
Feb 28, 2021, 6:12 AM CST (12:12 UTC)
Expired
Feb 28, 2021, 6:45 AM CST
In force
33 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Calloway County, KY, Graves County, KY

The radar

The Paducah radar (KPAH), 67 km from the middle of the area, began a volume at 12:11 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
Feb 28, 6:27 AM CSTTSTM WND DMG2 Nnw Murray, KYPOWER LINES DOWN ALONG POOR FARM ROAD ON THE NORTH SIDE OF MURRAY. TIME ESTIMATED FROM RADAR.

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, 0.2 hours before the alert went out and 157 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 2021-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 480 square meters per square second.1939587897Sfc1 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
50 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
695 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
480 m²/s²
0-3 km storm-relative helicity
488 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

352 
WUUS53 KPAH 281212
SVRPAH
KYC035-083-281245-
/O.NEW.KPAH.SV.W.0001.210228T1212Z-210228T1245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Paducah KY
612 AM CST Sun Feb 28 2021

The National Weather Service in Paducah has issued a

* Severe Thunderstorm Warning for...
  Calloway County in western Kentucky...
  Southeastern Graves County in western Kentucky...

* Until 645 AM CST.

* At 611 AM CST, a severe thunderstorm was located near Lynnville, or
  10 miles west of Murray, moving east at 45 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Murray, Lynnville, Kirksey and Harris Grove. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3652 8858 3673 8853 3675 8832 3675 8811
      3669 8807 3666 8807 3663 8805 3659 8804
      3656 8804
TIME...MOT...LOC 1211Z 252DEG 38KT 3658 8852 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

DRS
2 follow-up statements
637 
WWUS53 KPAH 281223
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
623 AM CST Sun Feb 28 2021

KYC083-281232-
/O.CAN.KPAH.SV.W.0001.000000T0000Z-210228T1245Z/
Graves KY-
623 AM CST Sun Feb 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GRAVES COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3674 8844 3675 8832 3675 8817 3674 8811
      3669 8807 3666 8807 3664 8805 3659 8804
      3656 8804 3654 8849
TIME...MOT...LOC 1222Z 252DEG 38KT 3662 8838 

$$

KYC035-281245-
/O.CON.KPAH.SV.W.0001.000000T0000Z-210228T1245Z/
Calloway KY-
623 AM CST Sun Feb 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CST
FOR CALLOWAY COUNTY...

At 622 AM CST, a severe thunderstorm was located over Murray, moving
east at 45 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Murray, Kirksey and Harris Grove. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3674 8844 3675 8832 3675 8817 3674 8811
      3669 8807 3666 8807 3664 8805 3659 8804
      3656 8804 3654 8849
TIME...MOT...LOC 1222Z 252DEG 38KT 3662 8838 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

DRS
249 
WWUS53 KPAH 281236
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
636 AM CST Sun Feb 28 2021

KYC035-281245-
/O.CON.KPAH.SV.W.0001.000000T0000Z-210228T1245Z/
Calloway KY-
636 AM CST Sun Feb 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CST
FOR NORTHERN CALLOWAY COUNTY...

At 636 AM CST, a severe thunderstorm was located 10 miles northeast
of Murray, moving east at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Murray.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3675 8832 3675 8817 3674 8811 3669 8807
      3666 8807 3659 8839
TIME...MOT...LOC 1236Z 248DEG 33KT 3672 8820 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

DRS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 2:28 AM CSTAreal Flood AdvisoryPAHHenderson, Union2 hr
Feb 28, 5:16 AM CSTAreal Flood AdvisoryPAHDaviess, Henderson, Union5 hr
Feb 28, 6:45 AM CSTTornado WarningPAHCalloway, Lyon, Marshall, Trigg9 min
Feb 28, 7:31 AM CSTAreal Flood AdvisoryPAHCalloway, Graves54 min
Feb 28, 8:23 AM CSTFlash Flood WarningPAHCalloway, Graves, Marshall, Trigg12 hr
Feb 28, 8:51 AM CSTFlash Flood WarningPAHChristian, Todd6 hr
Feb 28, 10:03 AM CSTRiver Flood WarningPAHMcLean, Webster15 days
Feb 28, 10:43 AM CSTRiver Flood WarningPAHChristian, Trigg9 hr
Feb 28, 10:49 AM CSTRiver Flood WarningPAHChristian, Trigg20 hr
Feb 28, 11:22 AM CSTRiver Flood WarningPAHDaviess, Henderson12 days
Feb 28, 11:22 AM CSTRiver Flood WarningPAHCrittenden, Union17 days
Feb 28, 11:22 AM CSTRiver Flood WarningPAHUnion15 days
Feb 28, 11:22 AM CSTRiver Flood WarningPAHHenderson, Union21 days
Feb 28, 11:22 AM CSTRiver Flood WarningPAHBallard40 days
Feb 28, 11:22 AM CSTRiver Flood WarningPAHBallard, Carlisle, Fulton, Hickman41 days
Feb 28, 1:07 PM CSTSpecial Weather StatementPAHTodd23 min
Feb 28, 1:16 PM CSTSpecial Weather StatementPAHChristian29 min
Feb 28, 2:04 PM CSTSpecial Weather StatementPAHTodd26 min
Feb 28, 2:10 PM CSTFlash Flood WarningPAHFulton, Hickman6 hr
Feb 28, 2:50 PM CSTFlash Flood Warning EmergencyCatastrophic damage threatPAHTodd6 hr
Feb 28, 2:58 PM CSTFlash Flood WarningPAHChristian6 hr
Feb 28, 5:14 PM CSTSpecial Weather StatementPAHDaviess, McLean16 min
Feb 28, 5:28 PM CSTSpecial Weather StatementPAHTodd32 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.