Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 70, NWS Mobile, AL

April 24, 2021Greene County, Perry County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Apr 24, 2021, 2:10 AM CDT for Greene County, Perry County, Mississippi. It was in force for 65 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, 2:10 AM CDT (07:10 UTC)
Expired
Apr 24, 2021, 3:15 AM CDT
In force
65 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Greene County, MS, Perry County, MS

The radar

The Mobile radar (KMOB), 81 km from the middle of the area, began a volume at 07:11 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, 3:00 AM CDTTSTM WND DMG1 Ssw Jonathan, MSEM REPORTS TREES DOWN IN JONATHAN AREA. 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, 7.2 hours before the alert went out and 138 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.

086 
WUUS54 KMOB 240710
SVRMOB
MSC041-111-240815-
/O.NEW.KMOB.SV.W.0070.210424T0710Z-210424T0815Z/

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

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Central Perry County in southeastern Mississippi...
  Greene County in southeastern Mississippi...

* Until 315 AM CDT.

* At 210 AM CDT, a severe thunderstorm was located over Brooklyn, or
  13 miles north of Wiggins, moving northeast at 55 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Leakesville, Beaumont, New Augusta, McLain and State Line. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3122 8914 3144 8850 3144 8846 3111 8844
      3093 8914
TIME...MOT...LOC 0710Z 245DEG 46KT 3104 8921 

HAIL...<.75IN
WIND...60MPH
 
$$
1 follow-up statement
156 
WWUS54 KMOB 240744
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
244 AM CDT Sat Apr 24 2021

MSC041-111-240815-
/O.CON.KMOB.SV.W.0070.000000T0000Z-210424T0815Z/
Perry MS-Greene MS-
244 AM CDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM CDT
FOR SOUTHEASTERN PERRY AND GREENE COUNTIES...

At 244 AM CDT, a severe thunderstorm was located 6 miles northeast of
McLain, or 12 miles west of Leakesville, moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Leakesville, Beaumont, McLain and State Line. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3120 8901 3144 8850 3144 8846 3111 8844
      3101 8900
TIME...MOT...LOC 0744Z 246DEG 36KT 3119 8877 

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, 2:23 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, 3:49 AM CDTSevere Thunderstorm WarningMOBGeorge, Greene, Perry, Stone41 min
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.