Alert archive / Mississippi / Tornado Warnings in 2021

Tornado Warning 50, NWS Jackson, MS

May 4, 2021Rankin County, Scott County, Smith County, Mississippi

NWS Jackson, MS issued this tornado warning at May 4, 2021, 1:52 PM CDT for Rankin County, Scott County, Smith County, Mississippi. It was in force for 23 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: May 4, 2021, 1:52 PM CDT (18:52 UTC)
Expired: May 4, 2021, 2:15 PM CDT
In force: 23 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.5 in

Counties Rankin County, MS, Scott County, MS, Smith County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 21 km from the middle of the area, began a volume at 18:53 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

Time	Report	Where	Remark
May 4, 1:53 PM CDT	TSTM WND DMG	4 W Pulaski, MS	TREES DOWN ACROSS COOPER RD.

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

The watch it was issued in

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

Issued	Product	Office	Lasted
May 4, 9:18 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 6.9 hours before the alert went out and 30 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: 2428 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 646 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 170 m²/s²
0-3 km storm-relative helicity: 235 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 13.2

Open this sounding in Storm Lab

The text

As transmitted.

549 
WFUS54 KJAN 041852
TORJAN
MSC121-123-129-041945-
/O.NEW.KJAN.TO.W.0050.210504T1852Z-210504T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
152 PM CDT Tue May 4 2021

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Southeastern Rankin County in central Mississippi...
  Northwestern Smith County in central Mississippi...
  Southwestern Scott County in central Mississippi...

* Until 245 PM CDT.
    
* At 151 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Star, moving east at 30 mph.

  HAZARD...Tornado and ping pong ball size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Cato around 210 PM CDT.
  Johns around 215 PM CDT.
  White Oak around 230 PM CDT.
  Pulaski and Burns around 245 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Polkville and Puckett.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3205 9011 3213 9012 3232 8959 3211 8954
      3206 8973
TIME...MOT...LOC 1851Z 250DEG 26KT 3208 9002 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

DC

2 follow-up statements

579 
WWUS54 KJAN 041908
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
208 PM CDT Tue May 4 2021

MSC121-123-129-041945-
/O.CON.KJAN.TO.W.0050.000000T0000Z-210504T1945Z/
Rankin MS-Smith MS-Scott MS-
208 PM CDT Tue May 4 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR
SOUTHEASTERN RANKIN...NORTHWESTERN SMITH AND SOUTHWESTERN SCOTT
COUNTIES...
    
At 207 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Cato, or 7 miles northeast of Star, moving northeast
at 30 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Johns around 215 PM CDT.
  Pulaski around 250 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Polkville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3207 8995 3217 9001 3232 8959 3218 8956
      3212 8973
TIME...MOT...LOC 1907Z 237DEG 25KT 3214 8993 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

DC

683 
WWUS54 KJAN 041915
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
215 PM CDT Tue May 4 2021

MSC121-123-129-041925-
/O.CAN.KJAN.TO.W.0050.000000T0000Z-210504T1945Z/
Rankin MS-Smith MS-Scott MS-
215 PM CDT Tue May 4 2021

...THE TORNADO WARNING FOR SOUTHEASTERN RANKIN...NORTHWESTERN SMITH
AND SOUTHWESTERN SCOTT COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However hail and gusty 
winds are still possible with this thunderstorm.

A Tornado Watch remains in effect until 400 PM CDT for central
Mississippi.

LAT...LON 3207 8995 3217 9001 3232 8959 3218 8956
      3212 8973
TIME...MOT...LOC 1914Z 250DEG 26KT 3216 8986 

$$

DC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 3:50 AM CDT	Flash Flood Watch	JAN	Clarke, Copiah, Covington, Forrest, Franklin, Hinds and 13 more	18 hr
May 4, 7:28 AM CDT	Special Weather Statement	JAN	Clay	32 min
May 4, 7:58 AM CDT	Severe Thunderstorm Warning	JAN	Copiah, Hinds, Rankin, Simpson	62 min
May 4, 8:19 AM CDT	Tornado Warning	JAN	Copiah, Rankin, Simpson	56 min
May 4, 9:06 AM CDT	Tornado Warning	JAN	Rankin, Simpson	54 min
May 4, 9:29 AM CDT	Special Weather Statement	JAN	Clay	46 min
May 4, 9:48 AM CDT	Special Weather Statement	JAN	Grenada	27 min
May 4, 9:49 AM CDT	Special Weather Statement	JAN	Scott	26 min
May 4, 9:55 AM CDT	Special Weather Statement	JAN	Choctaw	35 min
May 4, 10:02 AM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Oktibbeha	43 min
May 4, 10:11 AM CDT	Special Weather Statement	JAN	Lowndes	34 min
May 4, 10:15 AM CDT	Flash Flood Warning	JAN	Clay, Webster	2 hr
May 4, 10:59 AM CDT	Special Weather Statement	JAN	Clay	31 min
May 4, 11:25 AM CDT	Special Weather Statement	JAN	Lowndes	20 min
May 4, 12:01 PM CDT	Special Weather Statement	JAN	Madison	44 min
May 4, 12:07 PM CDT	Severe Thunderstorm Warning	JAN	Madison, Rankin	38 min
May 4, 12:18 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Washington	72 min
May 4, 12:30 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena, Washington	75 min
May 4, 12:40 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Madison	50 min
May 4, 12:42 PM CDT	Special Weather Statement	JAN	Copiah	48 min
May 4, 12:43 PM CDT	Special Weather Statement	JAN	Madison	47 min
May 4, 12:46 PM CDT	Severe Thunderstorm Warning	JAN	Madison, Yazoo	44 min
May 4, 12:47 PM CDT	Severe Thunderstorm Warning	JAN	Copiah	43 min
May 4, 12:57 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena	76 min
May 4, 1:10 PM CDT	Severe Thunderstorm Warning	JAN	Leake	50 min
May 4, 1:16 PM CDT	Special Weather Statement	JAN	Grenada	29 min
May 4, 1:19 PM CDT	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	59 min
May 4, 1:19 PM CDT	Severe Thunderstorm Warning	JAN	Rankin, Scott, Smith	41 min
May 4, 1:22 PM CDT	Severe Thunderstorm Warning	JAN	Holmes, Humphreys, Issaquena, Sharkey, Washington, Yazoo	71 min
May 4, 1:28 PM CDT	Special Weather Statement	JAN	Attala	47 min
May 4, 1:31 PM CDT	Severe Thunderstorm Warning	JAN	Rankin, Simpson	44 min
May 4, 1:37 PM CDT	Special Weather Statement	JAN	Carroll, Montgomery	23 min
May 4, 1:37 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Issaquena, Warren, Yazoo	53 min
May 4, 1:44 PM CDT	Severe Thunderstorm Warning	JAN	Carroll, Grenada, Montgomery	75 min
May 4, 1:57 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Claiborne, Copiah, Franklin, Hinds, Jefferson and 1 more	78 min
May 4, 2:00 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Neshoba	45 min
May 4, 2:09 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Holmes, Leake, Madison, Rankin, Scott and 1 more	66 min
May 4, 2:12 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Hinds, Madison, Rankin, Scott, Simpson and 1 more	93 min
May 4, 2:12 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Carroll, Choctaw, Holmes, Montgomery	63 min
May 4, 2:18 PM CDT	Special Weather Statement	JAN	Clay	27 min
May 4, 2:22 PM CDT	Tornado Warning	JAN	Attala, Holmes, Madison, Yazoo	20 min
May 4, 2:29 PM CDT	Special Weather Statement	JAN	Winston	46 min
May 4, 2:29 PM CDT	Severe Thunderstorm Warning	JAN	Webster	61 min
May 4, 2:30 PM CDT	Severe Thunderstorm Warning	JAN	Webster	60 min
May 4, 2:33 PM CDT	Severe Thunderstorm Warning	JAN	Winston	42 min
May 4, 2:35 PM CDT	Tornado Warning Tornado observed	JAN	Hinds, Madison, Rankin	25 min
May 4, 2:40 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Franklin, Jefferson Davis, Lawrence, Lincoln, Simpson	80 min
May 4, 2:44 PM CDT	Severe Thunderstorm Warning	JAN	Newton, Scott, Smith	46 min
May 4, 2:53 PM CDT	Tornado Warning Tornado observed	JAN	Rankin, Scott, Smith	18 min
May 4, 3:02 PM CDT	Severe Thunderstorm Warning	JAN	Noxubee	28 min
May 4, 3:03 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Oktibbeha, Winston	57 min
May 4, 3:08 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Neshoba	52 min
May 4, 3:09 PM CDT	Severe Thunderstorm Warning	JAN	Jasper, Smith	51 min
May 4, 3:09 PM CDT	Severe Thunderstorm Warning	JAN	Jasper, Newton, Scott, Simpson, Smith	81 min
May 4, 3:18 PM CDT	Severe Thunderstorm Warning	JAN	Kemper, Noxubee	42 min
May 4, 3:20 PM CDT	Tornado Warning Tornado observed	JAN	Leake, Neshoba, Newton, Scott	40 min
May 4, 3:32 PM CDT	Tornado Warning	JAN	Clarke, Jasper	29 min
May 4, 3:36 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale	54 min
May 4, 3:38 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Jones, Lamar, Lawrence, Lincoln and 1 more	82 min
May 4, 3:49 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes, Noxubee	29 min
May 4, 3:50 PM CDT	Severe Thunderstorm Warning	JAN	Clarke	55 min
May 4, 3:51 PM CDT	Areal Flood Warning	JAN	Washington	6 hr
May 4, 3:58 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	32 min
May 4, 4:26 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Jones, Lamar, Marion	94 min

Nearby

Tornado Warnings in Mississippi, 2021 Every tornado warning in 2021 Tornadoes 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.