Alert archive / Tennessee / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 21, NWS Memphis, TN

March 9, 2019Hardin County, McNairy County, Tennessee; Alcorn County, Tishomingo County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 9, 2019, 2:00 PM CST for Hardin County, McNairy County, Tennessee; Alcorn County, Tishomingo County, Mississippi. It was in force for 45 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
Mar 9, 2019, 2:00 PM CST (20:00 UTC)
Expired
Mar 9, 2019, 2:45 PM CST
In force
45 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Alcorn County, MS, Tishomingo County, MS, Hardin County, TN, McNairy County, TN

The radar

The Columbus AFB radar (KGWX), 142 km from the middle of the area, began a volume at 20:03 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 9, 10:32 AM CSTTornado WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 8.0 hours before the alert went out and 167 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, Little Rock, AR at 12:00Z on 2019-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 313 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, Little Rock, AR at 12:00Z on 2019-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 313 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
313 J/kg
Mixed-layer CIN
-148 J/kg
Mixed-layer LCL
477 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
313 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

As transmitted.

734 
WUUS54 KMEG 092000
SVRMEG
MSC003-141-TNC071-109-092045-
/O.NEW.KMEG.SV.W.0021.190309T2000Z-190309T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
200 PM CST SAT MAR 9 2019

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northwestern Tishomingo County in northeastern Mississippi...
  Northeastern Alcorn County in northeastern Mississippi...
  Southeastern McNairy County in western Tennessee...
  Hardin County in western Tennessee...

* Until 245 PM CST.

* At 200 PM CST, a severe thunderstorm was located near Corinth,
  moving northeast at 65 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Corinth, Savannah, Pickwick Landing State Park, Walnut Grove,
  Pickwick Dam, Pineflat, Olive Hill, Shiloh, Eastview, Michie, Guys,
  Ramer, Stantonville, Pebble Hill, Hamburg, Wenasoga, Phillips,
  Bruton Branch, Tulu and Acton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a storm shelter or
small interior room.

&&

A Tornado Watch remains in effect until 500 PM CST for northeastern
Mississippi...and western Tennessee.

LAT...LON 3501 8820 3498 8819 3493 8861 3503 8868
      3537 8803 3537 8801 3535 8800 3533 8802
      3530 8802 3529 8798 3501 8799
TIME...MOT...LOC 2000Z 240DEG 56KT 3500 8854 

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

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 4:20 AM CSTWind AdvisoryMEGBenton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more14 hr
Mar 9, 7:16 AM CSTDense Fog AdvisoryMEGBenton, Carroll, Dyer, Gibson, Henry, Lake and 2 more3 hr
Mar 9, 9:07 AM CSTSpecial Weather StatementMEGFayette, Hardeman38 min
Mar 9, 9:47 AM CSTSpecial Weather StatementMEGFayette, Madison43 min
Mar 9, 11:33 AM CSTRiver Flood WarningMEGDyer, Gibson, Obion4 days
Mar 9, 11:52 AM CSTSpecial Weather StatementMEGHenderson38 min
Mar 9, 1:01 PM CSTSpecial Weather StatementMEGFayette, Haywood, Shelby, Tipton44 min
Mar 9, 1:36 PM CSTSpecial Weather StatementMEGCrockett, Dyer, Lake, Lauderdale, Obion54 min
Mar 9, 1:39 PM CSTSpecial Weather StatementMEGBenton, Carroll, Crockett, Gibson, Henry, Weakley66 min
Mar 9, 1:40 PM CSTSevere Thunderstorm WarningMEGMcNairy35 min
Mar 9, 2:08 PM CSTTornado WarningMEGHardin, McNairy52 min
Mar 9, 2:25 PM CSTTornado WarningMEGHardeman, McNairy50 min
Mar 9, 3:08 PM CSTTornado WarningMEGHardin, McNairy52 min
Mar 9, 3:31 PM CSTTornado Warning Tornado observedMEGHardin20 min
Mar 9, 3:52 PM CSTSpecial Weather StatementMEGHardin38 min
Mar 9, 3:57 PM CSTSevere Thunderstorm WarningMEGHardeman34 min
Mar 9, 12:29 PM CSTSevere Thunderstorm WarningMEGCoahoma, Quitman, Tunica46 min
Mar 9, 12:59 PM CSTSevere Thunderstorm WarningMEGDeSoto, Panola, Quitman, Tate, Tunica34 min
Mar 9, 1:49 PM CSTSevere Thunderstorm WarningMEGBenton, Marshall26 min
Mar 9, 2:04 PM CSTSevere Thunderstorm WarningMEGBenton, Marshall, Tippah26 min
Mar 9, 4:06 PM CSTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Yalobusha39 min
Mar 9, 4:43 PM CSTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Monroe47 min
Mar 9, 5:01 PM CSTSpecial Weather StatementMEGTishomingo44 min
Mar 9, 5:11 PM CSTTornado WarningMEGChickasaw, Itawamba, Lee, Monroe49 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2019Severe Thunderstorm Warnings in Mississippi, 2019Every severe thunderstorm warning in 2019

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.