Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 131, NWS Jackson, MS

May 4, 20215 parishes in Louisiana; Issaquena County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 4, 2021, 12:57 PM CDT for 5 parishes in Louisiana; Issaquena County, Mississippi. It was in force for 76 min. 7 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
May 4, 2021, 12:57 PM CDT (17:57 UTC)
Expired
May 4, 2021, 2:13 PM CDT
In force
76 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
0.88 in
Wind
70.0 mph

Counties East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Richland Parish, LA, West Carroll Parish, LA, Issaquena County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 166 km from the middle of the area, began a volume at 17:58 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
May 4, 1:13 PM CDTTORNADO5 Wnw Archibald, LAMAX WINDS: 85 MPH WIDTH: 700 YDS THIS BRIEF TORNADO BEGAN WEST OF LA HIGHWAY 133 AND TRACKED EAST THROUGH THE ALTO COMMUNITY THEN ENDING JUST NORTH OF ARCHIBALD ALONG US 425. ALONG THE PATH SEVERAL LARGE LIMBS AND A FEW SMALL TREES WERE SNAPPED AND MULTIPLE TR
May 4, 1:22 PM CDTTSTM WND DMG4 N Archibald, LALARGE TREE ON A HOME.
May 4, 1:22 PM CDTTSTM WND DMG4 Nnw Archibald, LASCATTERED TREES DOWN.
May 4, 1:22 PM CDTTSTM WND DMGRayville, LASOCIAL MEDIA REPORT OF TREES AND POWER LINES DOWN IN RAYVILLE.
May 4, 1:23 PM CDTTSTM WND DMG2 Nne Archibald, LAA FEW TREES AND LIMBS DOWN, TRAMPOLINE THROWN AND WRAPPED IN A TREE.
May 4, 1:25 PM CDTTSTM WND DMG2 Ene Baskin, LASCATTERED TREES DOWN.
May 4, 1:25 PM CDTTSTM WND DMG4 Ene Archibald, LATREES UPROOTED.

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.

IssuedProductOfficeLasted
May 4, 10:52 AM CDTTornado WatchSPC7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 6.0 hours before the alert went out and 156 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, Jackson, MS at 12:00Z on 2021-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2428 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, Jackson, MS at 12:00Z on 2021-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 170 square meters per square second.19395878Sfc1 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
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.

292 
WUUS54 KJAN 041757
SVRJAN
LAC035-041-065-083-123-MSC055-041930-
/O.NEW.KJAN.SV.W.0131.210504T1757Z-210504T1930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
1257 PM CDT Tue May 4 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southern East Carroll Parish in northeastern Louisiana...
  Western Madison Parish in northeastern Louisiana...
  Richland Parish in northeastern Louisiana...
  Southwestern West Carroll Parish in northeastern Louisiana...
  Northern Franklin Parish in northeastern Louisiana...
  West central Issaquena County in west central Mississippi...

* Until 230 PM CDT.

* At 1256 PM CDT, severe thunderstorms were located along a line
  extending from near Beekman to near Start to 11 miles northwest of
  Columbia, moving east at 45 mph.

  HAZARD...70 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Severe thunderstorms will be near...
  Start around 100 PM CDT.
  Rayville around 105 PM CDT.
  Buckner and Holly Ridge around 120 PM CDT.
  Alto around 125 PM CDT.
  Mangham, Archibald and Warden around 130 PM CDT.
  Darnell around 135 PM CDT.
  Monticello around 140 PM CDT.
  Crowville around 145 PM CDT.

Other locations impacted by these severe thunderstorms include Baskin
and Epps.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3236 9201 3254 9189 3252 9184 3257 9181
      3256 9174 3261 9170 3262 9166 3267 9163
      3284 9100 3270 9101 3220 9133 3220 9149
      3218 9149 3217 9198 3220 9198 3219 9201
      3225 9199 3226 9199 3228 9200 3228 9203
TIME...MOT...LOC 1756Z 255DEG 40KT 3286 9186 3252 9193 3222 9221 

HAIL...0.88IN
WIND...70MPH
 
$$

TW
4 follow-up statements
888 
WWUS54 KJAN 041813
SVSJAN

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

LAC035-041-065-083-123-MSC055-041930-
/O.CON.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
East Carroll LA-Madison LA-Richland LA-West Carroll LA-Franklin LA-
Issaquena MS-
113 PM CDT Tue May 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR SOUTHERN EAST CARROLL...WESTERN MADISON...RICHLAND...SOUTHWESTERN
WEST CARROLL...NORTHERN FRANKLIN PARISHES IN NORTHEASTERN LOUISIANA
AND WEST CENTRAL ISSAQUENA COUNTIES...

At 113 PM CDT, severe thunderstorms were located along a line
extending from near Jones to 6 miles north of Rayville to near
Buckner, moving east at 45 mph.

HAZARD...70 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

These severe storms will be near...
  Mangham and Warden around 130 PM CDT.
  Archibald and Darnell around 135 PM CDT.
  Monticello around 140 PM CDT.
  Holly Ridge around 145 PM CDT.
  Bakers around 150 PM CDT.
  Transylvania, Delhi and Alsatia around 155 PM CDT.
  Waverly around 200 PM CDT.
  Tendal around 205 PM CDT.

Other locations impacted by these severe thunderstorms include Baskin
and Epps.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3236 9201 3254 9189 3252 9184 3257 9181
      3256 9174 3261 9170 3262 9166 3267 9163
      3284 9100 3270 9101 3220 9133 3220 9149
      3218 9149 3217 9198 3220 9198 3219 9201
      3225 9199 3226 9199 3228 9200 3228 9203
TIME...MOT...LOC 1813Z 255DEG 40KT 3290 9167 3256 9174 3226 9202 

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...70MPH
 
$$

TW
788 
WWUS54 KJAN 041840
SVSJAN

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

LAC083-123-041850-
/O.CAN.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
Richland LA-West Carroll LA-
140 PM CDT Tue May 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR RICHLAND AND SOUTHWESTERN WEST
CARROLL PARISHES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area.Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3224 9177 3230 9177 3233 9174 3234 9170
      3239 9167 3241 9148 3250 9148 3254 9144
      3258 9145 3261 9139 3269 9140 3269 9138
      3275 9135 3284 9100 3270 9101 3220 9133
      3220 9149 3218 9149 3218 9183
TIME...MOT...LOC 1840Z 263DEG 47KT 3282 9113 3248 9120 3219 9148 

$$

LAC035-041-065-MSC055-041930-
/O.CON.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
East Carroll LA-Madison LA-Franklin LA-Issaquena MS-
140 PM CDT Tue May 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR SOUTHERN EAST CARROLL...WESTERN MADISON...NORTHERN FRANKLIN
PARISHES IN NORTHEASTERN LOUISIANA AND WEST CENTRAL ISSAQUENA
COUNTIES...

At 140 PM CDT, severe thunderstorms were located along a line
extending from near Lake Providence to near Mansford to 6 miles
northwest of Newlight, moving east at 55 mph.

HAZARD...70 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

These severe storms will be near...
  Lake Providence, Omega, Sondheimer and Fitler around 145 PM CDT.

Other locations impacted by these severe thunderstorms include
Baskin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3224 9177 3230 9177 3233 9174 3234 9170
      3239 9167 3241 9148 3250 9148 3254 9144
      3258 9145 3261 9139 3269 9140 3269 9138
      3275 9135 3284 9100 3270 9101 3220 9133
      3220 9149 3218 9149 3218 9183
TIME...MOT...LOC 1840Z 263DEG 47KT 3282 9113 3248 9120 3219 9148 

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...70MPH
 
$$

TW
569 
WWUS54 KJAN 041853 RRA
SVSJAN

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

LAC041-041903-
/O.CAN.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
Franklin LA-
153 PM CDT Tue May 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN FRANKLIN PARISH IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3225 9152 3230 9153 3230 9152 3229 9150
      3231 9150 3232 9147 3253 9131 3279 9119
      3284 9100 3270 9101 3220 9133 3221 9153
      3223 9151 3225 9156
TIME...MOT...LOC 1853Z 255DEG 40KT 3285 9100 3251 9107 3222 9135 

$$

LAC035-065-MSC055-041930-
/O.CON.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
East Carroll LA-Madison LA-Issaquena MS-
153 PM CDT Tue May 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR SOUTHEASTERN EAST CARROLL...WESTERN MADISON PARISHES IN
NORTHEASTERN LOUISIANA AND WEST CENTRAL ISSAQUENA COUNTIES...

At 153 PM CDT, severe thunderstorms were located along a line
extending from 8 miles southwest of Rolling Fork to near Eagle Bend
to 7 miles northwest of Somerset, moving east at 45 mph.

These are very dangerous storms.

HAZARD...80 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be heavily damaged. Expect 
         considerable damage to roofs, windows, and vehicles. 
         Extensive tree damage and power outages are likely.

These severe thunderstorms will remain over mainly rural areas of
southeastern East Carroll, western Madison Parishes in northeastern
Louisiana and west central Issaquena Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3225 9152 3230 9153 3230 9152 3229 9150
      3231 9150 3232 9147 3253 9131 3279 9119
      3284 9100 3270 9101 3220 9133 3221 9153
      3223 9151 3225 9156
TIME...MOT...LOC 1853Z 255DEG 40KT 3285 9100 3251 9107 3222 9135 

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...80MPH
 
$$

TW
742 
WWUS54 KJAN 041913
SVSJAN

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

LAC035-065-MSC055-041923-
/O.CAN.KJAN.SV.W.0131.000000T0000Z-210504T1930Z/
East Carroll LA-Madison LA-Issaquena MS-
213 PM CDT Tue May 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN EAST CARROLL...
WESTERN MADISON PARISHES IN NORTHEASTERN LOUISIANA AND WEST CENTRAL
ISSAQUENA COUNTIES IS CANCELLED...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 600 PM CDT for northeastern
Louisiana...and west central Mississippi.

LAT...LON 3225 9152 3230 9153 3230 9152 3229 9150
      3231 9150 3232 9147 3253 9131 3279 9119
      3284 9100 3270 9101 3220 9133 3221 9153
      3223 9151 3225 9156
TIME...MOT...LOC 1912Z 255DEG 40KT 3291 9075 3257 9082 3228 9110 

$$

TW

The office that day

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

IssuedProductOfficeCountiesLasted
May 4, 11:57 AM CDTSevere Thunderstorm WarningJANMorehouse78 min
May 4, 12:30 PM CDTSevere Thunderstorm WarningJANEast Carroll, West Carroll75 min
May 4, 12:37 PM CDTFlash Flood WarningJANMorehouse, West Carroll3 hr
May 4, 1:15 PM CDTSevere Thunderstorm WarningJANCatahoula, Concordia, Franklin, Tensas75 min
May 4, 1:37 PM CDTSevere Thunderstorm WarningJANEast Carroll, Madison53 min
May 4, 1:57 PM CDTSevere Thunderstorm WarningJANTensas78 min
May 4, 3:51 PM CDTAreal Flood WarningJANMorehouse, West Carroll6 hr
May 4, 3:50 AM CDTFlash Flood WatchJANClarke, Copiah, Covington, Forrest, Franklin, Hinds and 13 more18 hr
May 4, 7:28 AM CDTSpecial Weather StatementJANClay32 min
May 4, 7:58 AM CDTSevere Thunderstorm WarningJANCopiah, Hinds, Rankin, Simpson62 min
May 4, 8:19 AM CDTTornado WarningJANCopiah, Rankin, Simpson56 min
May 4, 9:06 AM CDTTornado WarningJANRankin, Simpson54 min
May 4, 9:29 AM CDTSpecial Weather StatementJANClay46 min
May 4, 9:48 AM CDTSpecial Weather StatementJANGrenada27 min
May 4, 9:49 AM CDTSpecial Weather StatementJANScott26 min
May 4, 9:55 AM CDTSpecial Weather StatementJANChoctaw35 min
May 4, 10:02 AM CDTSevere Thunderstorm WarningJANChoctaw, Oktibbeha43 min
May 4, 10:11 AM CDTSpecial Weather StatementJANLowndes34 min
May 4, 10:15 AM CDTFlash Flood WarningJANClay, Webster2 hr
May 4, 10:59 AM CDTSpecial Weather StatementJANClay31 min
May 4, 11:25 AM CDTSpecial Weather StatementJANLowndes20 min
May 4, 12:01 PM CDTSpecial Weather StatementJANMadison44 min
May 4, 12:07 PM CDTSevere Thunderstorm WarningJANMadison, Rankin38 min
May 4, 12:18 PM CDTSevere Thunderstorm WarningJANBolivar, Washington72 min
May 4, 12:40 PM CDTSevere Thunderstorm WarningJANLeake, Madison50 min
May 4, 12:42 PM CDTSpecial Weather StatementJANCopiah48 min
May 4, 12:43 PM CDTSpecial Weather StatementJANMadison47 min
May 4, 12:46 PM CDTSevere Thunderstorm WarningJANMadison, Yazoo44 min
May 4, 12:47 PM CDTSevere Thunderstorm WarningJANCopiah43 min
May 4, 1:10 PM CDTSevere Thunderstorm WarningJANLeake50 min
May 4, 1:16 PM CDTSpecial Weather StatementJANGrenada29 min
May 4, 1:19 PM CDTSevere Thunderstorm WarningJANLeflore, Sunflower59 min
May 4, 1:19 PM CDTSevere Thunderstorm WarningJANRankin, Scott, Smith41 min
May 4, 1:22 PM CDTSevere Thunderstorm WarningJANHolmes, Humphreys, Issaquena, Sharkey, Washington, Yazoo71 min
May 4, 1:28 PM CDTSpecial Weather StatementJANAttala47 min
May 4, 1:31 PM CDTSevere Thunderstorm WarningJANRankin, Simpson44 min
May 4, 1:37 PM CDTSpecial Weather StatementJANCarroll, Montgomery23 min
May 4, 1:44 PM CDTSevere Thunderstorm WarningJANCarroll, Grenada, Montgomery75 min
May 4, 1:52 PM CDTTornado WarningJANRankin, Scott, Smith23 min
May 4, 2:00 PM CDTSevere Thunderstorm WarningJANLeake, Neshoba45 min
May 4, 2:09 PM CDTSevere Thunderstorm WarningJANAttala, Holmes, Leake, Madison, Rankin, Scott and 1 more66 min
May 4, 2:12 PM CDTSevere Thunderstorm WarningJANCopiah, Hinds, Madison, Rankin, Scott, Simpson and 1 more93 min
May 4, 2:12 PM CDTSevere Thunderstorm WarningJANAttala, Carroll, Choctaw, Holmes, Montgomery63 min
May 4, 2:18 PM CDTSpecial Weather StatementJANClay27 min
May 4, 2:22 PM CDTTornado WarningJANAttala, Holmes, Madison, Yazoo20 min
May 4, 2:29 PM CDTSpecial Weather StatementJANWinston46 min
May 4, 2:29 PM CDTSevere Thunderstorm WarningJANWebster61 min
May 4, 2:30 PM CDTSevere Thunderstorm WarningJANWebster60 min
May 4, 2:33 PM CDTSevere Thunderstorm WarningJANWinston42 min
May 4, 2:35 PM CDTTornado Warning Tornado observedJANHinds, Madison, Rankin25 min
May 4, 2:40 PM CDTSevere Thunderstorm WarningJANCopiah, Franklin, Jefferson Davis, Lawrence, Lincoln, Simpson80 min
May 4, 2:44 PM CDTSevere Thunderstorm WarningJANNewton, Scott, Smith46 min
May 4, 2:53 PM CDTTornado Warning Tornado observedJANRankin, Scott, Smith18 min
May 4, 3:02 PM CDTSevere Thunderstorm WarningJANNoxubee28 min
May 4, 3:03 PM CDTSevere Thunderstorm WarningJANChoctaw, Oktibbeha, Winston57 min
May 4, 3:08 PM CDTSevere Thunderstorm WarningJANLeake, Neshoba52 min
May 4, 3:09 PM CDTSevere Thunderstorm WarningJANJasper, Smith51 min
May 4, 3:09 PM CDTSevere Thunderstorm WarningJANJasper, Newton, Scott, Simpson, Smith81 min
May 4, 3:18 PM CDTSevere Thunderstorm WarningJANKemper, Noxubee42 min
May 4, 3:20 PM CDTTornado Warning Tornado observedJANLeake, Neshoba, Newton, Scott40 min
May 4, 3:32 PM CDTTornado WarningJANClarke, Jasper29 min
May 4, 3:36 PM CDTSevere Thunderstorm WarningJANLauderdale54 min
May 4, 3:38 PM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis, Jones, Lamar, Lawrence, Lincoln and 1 more82 min
May 4, 3:49 PM CDTSevere Thunderstorm WarningJANLowndes, Noxubee29 min
May 4, 3:50 PM CDTSevere Thunderstorm WarningJANClarke55 min
May 4, 3:58 PM CDTSevere Thunderstorm WarningJANKemper32 min
May 4, 4:26 PM CDTSevere Thunderstorm WarningJANForrest, Jones, Lamar, Marion94 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2021Severe Thunderstorm Warnings in Mississippi, 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.