Alert archive / Mississippi / Tornado Warnings in 2021

Tornado Warning 22, NWS Jackson, MS

March 27, 2021Bolivar County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 27, 2021, 9:36 PM CDT for Bolivar County, Mississippi. It was in force for 36 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 27, 2021, 9:36 PM CDT (02:36 UTC)
Expired
Mar 27, 2021, 10:12 PM CDT
In force
36 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.25 in

County Bolivar County, MS

The radar

The Little Rock radar (KLZK), 151 km from the middle of the area, began a volume at 02:38 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 27, 3:25 PM CDTTornado WatchSPC10 hr
Mar 27, 9:01 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.6 hours before the alert went out and 127 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 00:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 894 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 00:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939587897117Sfc1 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
894 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.7
Supercell composite
8.7

Open this sounding in Storm Lab

The text

As transmitted.

660 
WFUS54 KJAN 280236
TORJAN
MSC011-280330-
/O.NEW.KJAN.TO.W.0022.210328T0236Z-210328T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
936 PM CDT Sat Mar 27 2021

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Northeastern Bolivar County in northwestern Mississippi...

* Until 1030 PM CDT.
    
* At 936 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Trusten Holder WMA, or 12 miles south of White
  River National Wildlife Refuge, moving east at 50 mph.

  HAZARD...Tornado and half dollar 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...
  Deeson around 955 PM CDT.

Other locations impacted by this tornadic thunderstorm include Duncan
and Alligator.

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 3412 9066 3404 9066 3398 9096 3400 9098
      3399 9101 3397 9100 3395 9107 3396 9109
      3398 9108 3398 9105 3400 9102 3400 9100
      3401 9099 3402 9099 3402 9090 3409 9087
      3410 9088 3409 9092 3412 9095
TIME...MOT...LOC 0236Z 251DEG 44KT 3402 9113 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

JNE
1 follow-up statement
193 
WWUS54 KJAN 280312
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
1012 PM CDT Sat Mar 27 2021

MSC011-280321-
/O.CAN.KJAN.TO.W.0022.000000T0000Z-210328T0330Z/
Bolivar MS-
1012 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR NORTHEASTERN BOLIVAR COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for northwestern
Mississippi.

LAT...LON 3412 9066 3404 9066 3398 9096 3400 9098
      3399 9101 3397 9100 3395 9107 3396 9109
      3398 9108 3398 9105 3400 9102 3400 9100
      3401 9099 3402 9099 3402 9090 3409 9087
      3410 9088 3409 9092 3412 9095
TIME...MOT...LOC 0308Z 251DEG 44KT 3416 9064 

$$

JNE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 10:59 PM CDTSevere Thunderstorm WarningJANBolivar, Sunflower61 min
Mar 27, 11:22 PM CDTSevere Thunderstorm WarningJANWashington53 min
Mar 27, 11:31 PM CDTTornado WarningJANBolivar, Sunflower44 min
Mar 28, 12:11 AM CDTSevere Thunderstorm WarningJANBolivar, Washington27 min
Mar 28, 1:20 AM CDTSpecial Weather StatementJANHolmes25 min
Mar 28, 1:30 AM CDTSpecial Weather StatementJANGrenada30 min
Mar 28, 2:03 AM CDTSpecial Weather StatementJANCarroll27 min
Mar 28, 2:11 AM CDTSevere Thunderstorm WarningJANCarroll, Montgomery, Webster49 min
Mar 28, 2:39 AM CDTSevere Thunderstorm WarningJANChoctaw, Montgomery, Webster36 min
Mar 28, 3:08 AM CDTSevere Thunderstorm WarningJANClay, Webster52 min
Mar 28, 3:24 AM CDTSpecial Weather StatementJANOktibbeha36 min
Mar 28, 3:42 AM CDTSevere Thunderstorm WarningJANClay, Lowndes32 min

Nearby

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