Alert archive / Louisiana / Tornado Warnings in 2021

Tornado Warning 26, NWS Jackson, MS

March 30, 2021Morehouse Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Mar 30, 2021, 9:16 PM CDT for Morehouse Parish, Louisiana. It was in force for 44 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 30, 2021, 9:16 PM CDT (02:16 UTC)
Expired: Mar 30, 2021, 10:00 PM CDT
In force: 44 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Morehouse Parish, LA

The radar

The Shreveport radar (KSHV), 179 km from the middle of the area, began a volume at 02:16 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.

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 2.3 hours before the alert went out and 170 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: 1017 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 909 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 169 m²/s²
0-3 km storm-relative helicity: 170 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 7.1

Open this sounding in Storm Lab

The text

As transmitted.

938 
WFUS54 KJAN 310216
TORJAN
LAC067-310300-
/O.NEW.KJAN.TO.W.0026.210331T0216Z-210331T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
916 PM CDT Tue Mar 30 2021

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Northwestern Morehouse Parish in northeastern Louisiana...

* Until 1000 PM CDT.
    
* At 916 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 11 miles north of Sterlington, or 11 miles northwest of
  Bastrop, moving northeast at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation. This storm has a history of 
           producing a tornado in Union Parish.

  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...
  Beekman around 940 PM CDT.

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 3293 9207 3301 9197 3301 9183 3291 9175
      3281 9206 3283 9207 3284 9206 3285 9206
      3287 9208
TIME...MOT...LOC 0216Z 237DEG 26KT 3285 9209 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

3 follow-up statements

241 
WWUS54 KJAN 310231
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
931 PM CDT Tue Mar 30 2021

LAC067-310300-
/O.CON.KJAN.TO.W.0026.000000T0000Z-210331T0300Z/
Morehouse LA-
931 PM CDT Tue Mar 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN MOREHOUSE PARISH...
    
At 931 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles southwest of Beekman, or 8 miles northwest of
Bastrop, moving northeast at 30 mph.

HAZARD...Tornado.

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...
  Beekman around 945 PM CDT.

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 3290 9206 3301 9189 3301 9183 3291 9175
      3282 9203 3283 9207 3284 9206 3285 9206
      3287 9208
TIME...MOT...LOC 0231Z 245DEG 26KT 3288 9200 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

249 
WWUS54 KJAN 310244
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
944 PM CDT Tue Mar 30 2021

LAC067-310300-
/O.CON.KJAN.TO.W.0026.000000T0000Z-210331T0300Z/
Morehouse LA-
944 PM CDT Tue Mar 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN MOREHOUSE PARISH...
    
At 943 PM CDT, a severe thunderstorm capable of producing a tornado 
was located just west of Beekman, or 9 miles north of Bastrop, 
moving northeast at 30 mph.

HAZARD...Tornado.

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.

Locations impacted include...
Beekman and Chemin-a-Haut State Park. 

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 3291 9202 3301 9187 3301 9183 3291 9175
      3283 9200
TIME...MOT...LOC 0243Z 238DEG 25KT 3291 9193 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

523 
WWUS54 KJAN 310258
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
958 PM CDT Tue Mar 30 2021

LAC067-310308-
/O.EXP.KJAN.TO.W.0026.000000T0000Z-210331T0300Z/
Morehouse LA-
958 PM CDT Tue Mar 30 2021

...THE TORNADO WARNING FOR NORTHWESTERN MOREHOUSE PARISH WILL EXPIRE
AT 1000 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Jackson.

LAT...LON 3291 9202 3301 9187 3301 9183 3291 9175
      3283 9200
TIME...MOT...LOC 0258Z 237DEG 26KT 3295 9186 

$$

DL

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 7:00 PM CDT	Severe Thunderstorm Warning	JAN	East Carroll, West Carroll	60 min
Mar 30, 7:16 PM CDT	Tornado Warning	JAN	East Carroll, West Carroll	47 min
Mar 31, 2:57 AM CDT	Wind Advisory	JAN	Catahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more	17 hr
Mar 31, 7:48 AM CDT	Special Weather Statement	JAN	West Carroll	27 min

Nearby

Tornado Warnings in Louisiana, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.