Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 72, NWS Mobile, AL

April 24, 20214 counties in Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Apr 24, 2021, 3:49 AM CDT for 4 counties in Mississippi. It was in force for 41 min. 4 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
Apr 24, 2021, 3:49 AM CDT (08:49 UTC)
Expired
Apr 24, 2021, 4:30 AM CDT
In force
41 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties George County, MS, Greene County, MS, Perry County, MS, Stone County, MS

The radar

The Mobile radar (KMOB), 75 km from the middle of the area, began a volume at 08:48 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
Apr 24, 3:50 AM CDTTSTM WND DMG5 N Rogers Lake, MSVERY LARGE TREE LIMBS REPORTED DOWNED BY SOCIAL MEDIA OFF OF RIDGE RD N.
Apr 24, 3:56 AM CDTTSTM WND DMG3 W Wiggins, MSSOCIAL MEDIA REPORT OF ROOF PARTIALLY TORN OFF HOME IN OAK LANE TRAILER PARK WEST OF WIGGINS.
Apr 24, 4:03 AM CDTTSTM WND DMGJanice, MSWIDESPREAD TREES AND POWERLINE DOWN ACROSS THE CITY OF JANICE, MS. TIME ESTIMATED BASED ON RADAR.
Apr 24, 4:11 AM CDTTSTM WND DMG3 Se Beaumont, MSWIDESPREAD TREES DOWN ACROSS BEAUMONT AND MCLAIN IN PERRY COUNTY. TIME ESTIMATED BASED ON 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 24, 1:23 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 8.8 hours before the alert went out and 95 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.

196 
WUUS54 KMOB 240849
SVRMOB
MSC039-041-111-131-240930-
/O.NEW.KMOB.SV.W.0072.210424T0849Z-210424T0930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
349 AM CDT Sat Apr 24 2021

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  George County in southeastern Mississippi...
  Southern Perry County in southeastern Mississippi...
  Southern Greene County in southeastern Mississippi...
  Stone County in southeastern Mississippi...

* Until 430 AM CDT.

* At 349 AM CDT, severe thunderstorms were located along a line
  extending from 3 miles southeast of Rock Hill to 9 miles east of
  Mcneil, moving east at 65 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Wiggins, Lucedale, Leakesville, Perkinston, McHenry and McLain. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 AM CDT for southwestern
Alabama...and southeastern Mississippi.

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

&&

LAT...LON 3091 8934 3091 8914 3112 8914 3126 8844
      3099 8842 3073 8856 3073 8888 3068 8889
      3068 8924 3065 8925 3065 8934
TIME...MOT...LOC 0849Z 260DEG 55KT 3104 8928 3062 8949 

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

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 7:48 PM CDTFlash Flood WatchMOBGeorge, Greene, Perry, Stone, Wayne17 hr
Apr 23, 9:00 PM CDTSpecial Weather StatementMOBGeorge, Greene, Stone45 min
Apr 23, 9:44 PM CDTSpecial Weather StatementMOBWayne46 min
Apr 23, 11:09 PM CDTSpecial Weather StatementMOBPerry51 min
Apr 24, 1:12 AM CDTSevere Thunderstorm WarningMOBGreene, Perry63 min
Apr 24, 2:10 AM CDTSevere Thunderstorm WarningMOBGreene, Perry65 min
Apr 24, 2:23 AM CDTAreal Flood AdvisoryMOBGreene, Perry3 hr
Apr 24, 3:10 AM CDTSevere Thunderstorm WarningMOBGreene65 min
Apr 24, 3:26 AM CDTFlash Flood WarningMOBGreene, Perry5 hr
Apr 24, 3:48 AM CDTAreal Flood AdvisoryMOBGreene4 hr
Apr 24, 4:25 AM CDTSevere Thunderstorm WarningMOBGeorge, Greene, Wayne50 min
Apr 24, 4:27 AM CDTTornado WarningMOBGreene13 min
Apr 24, 5:14 AM CDTSevere Thunderstorm WarningMOBGeorge46 min
Apr 24, 9:42 AM CDTRiver Flood WarningMOBGeorge, Greene, Wayne21 days
Apr 24, 9:44 AM CDTRiver Flood WarningMOBGeorge, Greene, Perry6 days
Apr 24, 9:46 AM CDTRiver Flood WarningMOBGeorge, Greene, Jackson21 days
Apr 24, 3:43 PM CDTAreal Flood WarningMOBGreene, Wayne2 hr
Apr 24, 3:59 PM CDTSevere Thunderstorm WarningMOBWayne46 min
Apr 24, 5:20 PM CDTSevere Thunderstorm WarningMOBGeorge, Greene40 min

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; radar from the NEXRAD Level II archive.