Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 13, NWS Jackson, MS

March 16, 20214 parishes in Louisiana

NWS Jackson, MS issued this severe thunderstorm warning at Mar 16, 2021, 4:16 PM CDT for 4 parishes in Louisiana. It was in force for 59 min. 2 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
Mar 16, 2021, 4:16 PM CDT (21:16 UTC)
Expired
Mar 16, 2021, 5:15 PM CDT
In force
59 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties East Carroll Parish, LA, Madison Parish, LA, Richland Parish, LA, West Carroll Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 142 km from the middle of the area, began a volume at 21:16 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
Mar 16, 4:25 PM CDTHAIL 1.253 Ssw Epps, LAHALF DOLLAR SIZE HAIL FELL AT THE WILD COUNTRY SAFARI WILDLIFE PARK. SOME TREE LIMBS WERE ALSO BLOWN DOWN ON HIGHWAY 17 HEADING INTO THE PARK.
Mar 16, 4:37 PM CDTTSTM WND DMG2 Sse Darnell, LAA TREE WAS BLOWN DOWN ACROSS HALE ROAD.

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

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.3 hours before the alert went out and 132 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 2021-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 812 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 2021-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
812 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
660 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

845 
WUUS54 KJAN 162116
SVRJAN
LAC035-065-083-123-162215-
/O.NEW.KJAN.SV.W.0013.210316T2116Z-210316T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
416 PM CDT Tue Mar 16 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southwestern East Carroll Parish in northeastern Louisiana...
  Northwestern Madison Parish in northeastern Louisiana...
  Northeastern Richland Parish in northeastern Louisiana...
  Southeastern West Carroll Parish in northeastern Louisiana...

* Until 515 PM CDT.

* At 415 PM CDT, a severe thunderstorm was located over Delhi, or 14
  miles east of Rayville, moving northeast at 30 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Warden around 425 PM CDT.
  Monticello around 435 PM CDT.
  Darnell around 445 PM CDT.

Other locations impacted by this severe thunderstorm include Pioneer,
Forest and Epps.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3284 9145 3275 9116 3240 9145 3241 9165
TIME...MOT...LOC 2115Z 209DEG 26KT 3248 9151 

HAIL...1.00IN
WIND...60MPH
 
$$

TW
6 follow-up statements
246 
WWUS54 KJAN 162122
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
422 PM CDT Tue Mar 16 2021

LAC035-065-083-123-162215-
/O.CON.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-Madison LA-Richland LA-West Carroll LA-
422 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR SOUTHWESTERN EAST CARROLL...NORTHWESTERN MADISON...NORTHEASTERN
RICHLAND AND SOUTHEASTERN WEST CARROLL PARISHES...

At 422 PM CDT, a severe thunderstorm was located over Warden, or 16
miles east of Rayville, moving northeast at 30 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe storm will be near...
  Monticello around 435 PM CDT.
  Darnell around 440 PM CDT.

Other locations impacted by this severe thunderstorm include Pioneer,
Forest and Epps.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3284 9145 3275 9116 3245 9141 3249 9161
TIME...MOT...LOC 2122Z 208DEG 26KT 3253 9148 

HAIL...1.25IN
WIND...60MPH
 
$$

TW
658 
WWUS54 KJAN 162129
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
429 PM CDT Tue Mar 16 2021

LAC065-083-162139-
/O.CAN.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
Madison LA-Richland LA-
429 PM CDT Tue Mar 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MADISON AND
NORTHEASTERN RICHLAND PARISHES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3284 9145 3275 9116 3274 9116 3254 9134
      3254 9144 3255 9144 3256 9143 3258 9145
      3258 9157
TIME...MOT...LOC 2129Z 210DEG 28KT 3258 9143 

$$

LAC035-123-162215-
/O.CON.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-West Carroll LA-
429 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR SOUTHWESTERN EAST CARROLL AND SOUTHEASTERN WEST CARROLL
PARISHES...

At 429 PM CDT, a severe thunderstorm was located over Monticello, or
16 miles southwest of Transylvania, moving northeast at 30 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe storm will be near...
  Darnell around 440 PM CDT.

Other locations impacted by this severe thunderstorm include Pioneer,
Forest and Epps.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3284 9145 3275 9116 3274 9116 3254 9134
      3254 9144 3255 9144 3256 9143 3258 9145
      3258 9157
TIME...MOT...LOC 2129Z 210DEG 28KT 3258 9143 

HAIL...1.75IN
WIND...60MPH
 
$$

TW
670 
WWUS54 KJAN 162142
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
442 PM CDT Tue Mar 16 2021

LAC035-123-162215-
/O.CON.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-West Carroll LA-
442 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR SOUTHWESTERN EAST CARROLL AND SOUTHEASTERN WEST CARROLL
PARISHES...

At 442 PM CDT, a severe thunderstorm was located near Darnell, or 11
miles west of Transylvania, moving northeast at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
southwestern East Carroll and southeastern West Carroll Parishes,
including the following locations... Pioneer and Forest.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3284 9145 3275 9116 3274 9116 3257 9131
      3260 9140 3265 9154
TIME...MOT...LOC 2142Z 212DEG 28KT 3266 9137 

HAIL...1.00IN
WIND...60MPH
 
$$

TW
457 
WWUS54 KJAN 162151
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
451 PM CDT Tue Mar 16 2021

LAC123-162201-
/O.CAN.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
West Carroll LA-
451 PM CDT Tue Mar 16 2021

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

LAT...LON 3269 9140 3269 9138 3272 9137 3275 9134
      3280 9134 3275 9116 3274 9116 3262 9127
      3263 9140
TIME...MOT...LOC 2151Z 209DEG 26KT 3272 9133 

$$

LAC035-162215-
/O.CON.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-
451 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR SOUTHWESTERN EAST CARROLL PARISH...

At 451 PM CDT, a severe thunderstorm was located 7 miles east of
Darnell, or 9 miles west of Transylvania, moving northeast at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
southwestern East Carroll Parish.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3269 9140 3269 9138 3272 9137 3275 9134
      3280 9134 3275 9116 3274 9116 3262 9127
      3263 9140
TIME...MOT...LOC 2151Z 209DEG 26KT 3272 9133 

HAIL...1.00IN
WIND...60MPH
 
$$

TW
485 
WWUS54 KJAN 162200
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
500 PM CDT Tue Mar 16 2021

LAC035-162215-
/O.CON.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-
500 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR CENTRAL EAST CARROLL PARISH...

At 500 PM CDT, a severe thunderstorm was located near Lake
Providence, moving northeast at 35 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
central East Carroll Parish.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3273 9136 3275 9134 3280 9134 3275 9116
      3274 9116 3269 9120
TIME...MOT...LOC 2200Z 206DEG 30KT 3281 9129 

HAIL...1.00IN
WIND...60MPH
 
$$

TW
231 
WWUS54 KJAN 162206
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
506 PM CDT Tue Mar 16 2021

LAC035-162216-
/O.EXP.KJAN.SV.W.0013.000000T0000Z-210316T2215Z/
East Carroll LA-
506 PM CDT Tue Mar 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL EAST CARROLL PARISH
WILL EXPIRE AT 515 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 3273 9136 3275 9134 3280 9134 3275 9116
      3274 9116 3269 9120
TIME...MOT...LOC 2206Z 209DEG 26KT 3284 9127 

$$

TW

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 16, 2:22 PM CDTSpecial Weather StatementJANCatahoula53 min
Mar 16, 3:13 PM CDTSpecial Weather StatementJANFranklin47 min
Mar 16, 3:27 PM CDTSevere Thunderstorm WarningJANFranklin, Madison48 min
Mar 16, 3:57 PM CDTSpecial Weather StatementJANWest Carroll48 min
Mar 16, 4:50 PM CDTSevere Thunderstorm WarningJANEast Carroll40 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 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.