Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 83, NWS New Orleans, LA

April 24, 2021Pearl River County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at Apr 24, 2021, 3:42 AM CDT for Pearl River County, Mississippi. It was in force for 18 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
Apr 24, 2021, 3:42 AM CDT (08:42 UTC)
Expired
Apr 24, 2021, 4:00 AM CDT
In force
18 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

County Pearl River County, MS

What was reported inside it

TimeReportWhereRemark
Apr 24, 3:42 AM CDTTSTM WND DMG3 Ene Poplarville, MSLARGE MILITARY-TYPE CARGO TRUCK BLOWN OVER ON COUNTY FARM RD. TIME ESTIMATED FROM RADAR.

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
Apr 23, 8:30 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 8.7 hours before the alert went out and 67 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, Slidell Radar S, LA at 00:00Z on 2021-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Slidell Radar S, LA at 00:00Z on 2021-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
873 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
263 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

834 
WUUS54 KLIX 240842
SVRLIX
MSC109-240900-
/O.NEW.KLIX.SV.W.0083.210424T0842Z-210424T0900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service New Orleans LA
342 AM CDT Sat Apr 24 2021

The National Weather Service in New Orleans has issued a

* Severe Thunderstorm Warning for...
  Northeastern Pearl River County in southern Mississippi...

* Until 400 AM CDT.

* At 342 AM CDT, a severe thunderstorm was located near Poplarville,
  moving east at 65 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Poplarville.

This includes Interstate 59 in Mississippi between mile markers 27
and 34.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in New Orleans.

&&

LAT...LON 3073 8934 3072 8950 3089 8954 3095 8934
TIME...MOT...LOC 0842Z 258DEG 56KT 3082 8944 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

PG

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 8:17 PM CDTSpecial Weather StatementLIXPike, Walthall28 min
Apr 23, 8:47 PM CDTSpecial Weather StatementLIXWilkinson28 min
Apr 23, 9:20 PM CDTRiver Flood WarningLIXPike, Walthall70 hr
Apr 23, 9:28 PM CDTSevere Thunderstorm WarningLIXPike, Walthall47 min
Apr 23, 10:02 PM CDTSevere Thunderstorm WarningLIXWalthall13 min
Apr 23, 11:46 PM CDTSevere Thunderstorm WarningLIXWalthall44 min
Apr 24, 12:28 AM CDTSevere Thunderstorm WarningLIXPearl River47 min
Apr 24, 1:16 AM CDTSpecial Weather StatementLIXAmite, Pike59 min
Apr 24, 1:26 AM CDTSevere Thunderstorm WarningLIXAmite, Pike, Walthall, Wilkinson49 min
Apr 24, 1:41 AM CDTSpecial Weather StatementLIXPearl River34 min
Apr 24, 2:35 AM CDTSpecial Weather StatementLIXAmite, Pike40 min
Apr 24, 3:00 AM CDTSpecial Weather StatementLIXPearl River60 min
Apr 24, 3:59 AM CDTSpecial Weather StatementLIXHancock, Harrison61 min
Apr 24, 4:30 AM CDTSpecial Weather StatementLIXHancock, Harrison75 min
Apr 24, 4:53 AM CDTSevere Thunderstorm WarningLIXJackson52 min
Apr 24, 11:13 AM CDTRiver Flood WarningLIXPearl River46 hr

Nearby

Severe 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.