Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 65, NWS Jackson, MS

March 31, 2021Lauderdale County, Newton County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 31, 2021, 11:15 AM CDT for Lauderdale County, Newton County, Mississippi. It was in force for 30 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 31, 2021, 11:15 AM CDT (16:15 UTC)
Expired
Mar 31, 2021, 11:45 AM CDT
In force
30 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Lauderdale County, MS, Newton County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 122 km from the middle of the area, began a volume at 16:17 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

Jackson, MS (KJAN), launched 12:00Z, 4.3 hours before the alert went out and 130 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, Jackson, MS at 12:00Z on 2021-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1030 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, Jackson, MS at 12:00Z on 2021-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 square meters per square second.1939587897Sfc1 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
1030 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.9

Open this sounding in Storm Lab

The text

As transmitted.

605 
WUUS54 KJAN 311615
SVRJAN
MSC075-101-311645-
/O.NEW.KJAN.SV.W.0065.210331T1615Z-210331T1645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
1115 AM CDT Wed Mar 31 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southeastern Newton County in east central Mississippi...
  Lauderdale County in east central Mississippi...

* Until 1145 AM CDT.

* At 1115 AM CDT, a severe thunderstorm was located near Marion, or
  near Meridian, moving east at 50 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

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

* This severe thunderstorm will be near...
  Meridian Station around 1120 AM CDT.
  Lauderdale, Toomsuba and Alamucha around 1130 AM CDT.
  Kewanee around 1135 AM CDT.

Other locations impacted by this severe thunderstorm include Chunky.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3227 8843 3226 8902 3244 8902 3253 8887
      3256 8839
TIME...MOT...LOC 1615Z 268DEG 45KT 3246 8870 

HAIL...0.75IN
WIND...60MPH
 
$$

TW
2 follow-up statements
709 
WWUS54 KJAN 311624
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
1124 AM CDT Wed Mar 31 2021

MSC101-311634-
/O.CAN.KJAN.SV.W.0065.000000T0000Z-210331T1645Z/
Newton MS-
1124 AM CDT Wed Mar 31 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN NEWTON COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 500 PM CDT for
east central Mississippi.

LAT...LON 3226 8891 3238 8891 3254 8869 3256 8839
      3227 8843
TIME...MOT...LOC 1624Z 267DEG 44KT 3246 8858 

$$

MSC075-311645-
/O.CON.KJAN.SV.W.0065.000000T0000Z-210331T1645Z/
Lauderdale MS-
1124 AM CDT Wed Mar 31 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT
FOR LAUDERDALE COUNTY...

At 1124 AM CDT, a severe thunderstorm was located near Marion, or
near Lauderdale, moving east at 50 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

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

This severe storm will be near...
  Alamucha around 1130 AM CDT.
  Kewanee around 1135 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3226 8891 3238 8891 3254 8869 3256 8839
      3227 8843
TIME...MOT...LOC 1624Z 267DEG 44KT 3246 8858 

HAIL...0.75IN
WIND...60MPH
 
$$

TW
534 
WWUS54 KJAN 311644
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
1144 AM CDT Wed Mar 31 2021

MSC075-311654-
/O.EXP.KJAN.SV.W.0065.000000T0000Z-210331T1645Z/
Lauderdale MS-
1144 AM CDT Wed Mar 31 2021

...THE SEVERE THUNDERSTORM WARNING FOR LAUDERDALE COUNTY WILL EXPIRE
AT 1145 AM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 500 PM CDT for
east central Mississippi.

LAT...LON 3226 8891 3238 8891 3254 8869 3256 8839
      3227 8843
TIME...MOT...LOC 1644Z 268DEG 45KT 3247 8830 

$$

TW

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 7:16 PM CDTTornado WarningJANIssaquena47 min
Mar 30, 7:30 PM CDTSpecial Weather StatementJANSimpson45 min
Mar 30, 7:47 PM CDTSevere Thunderstorm WarningJANRankin, Simpson33 min
Mar 30, 7:50 PM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey, Washington55 min
Mar 30, 9:07 PM CDTSpecial Weather StatementJANHumphreys38 min
Mar 30, 9:20 PM CDTSpecial Weather StatementJANOktibbeha40 min
Mar 30, 9:57 PM CDTSpecial Weather StatementJANCarroll48 min
Mar 30, 10:58 PM CDTSpecial Weather StatementJANMontgomery62 min
Mar 30, 11:06 PM CDTSevere Thunderstorm WarningJANCarroll, Grenada, Montgomery, Webster39 min
Mar 31, 2:57 AM CDTWind AdvisoryJANAdams, Bolivar, Carroll, Claiborne, Copiah, Franklin and 16 more17 hr
Mar 31, 3:12 AM CDTSpecial Weather StatementJANCoahoma18 min
Mar 31, 3:48 AM CDTSpecial Weather StatementJANBolivar42 min
Mar 31, 4:06 AM CDTSpecial Weather StatementJANBolivar24 min
Mar 31, 4:09 AM CDTSpecial Weather StatementJANSunflower36 min
Mar 31, 4:32 AM CDTSpecial Weather StatementJANSunflower28 min
Mar 31, 4:45 AM CDTSpecial Weather StatementJANSunflower30 min
Mar 31, 4:46 AM CDTSpecial Weather StatementJANGrenada29 min
Mar 31, 7:14 AM CDTSpecial Weather StatementJANChoctaw31 min
Mar 31, 7:18 AM CDTSpecial Weather StatementJANYazoo27 min
Mar 31, 7:43 AM CDTSpecial Weather StatementJANAttala47 min
Mar 31, 8:10 AM CDTSpecial Weather StatementJANMadison35 min
Mar 31, 8:27 AM CDTSpecial Weather StatementJANMadison33 min
Mar 31, 8:39 AM CDTSpecial Weather StatementJANLeake, Neshoba51 min
Mar 31, 9:12 AM CDTRiver Flood WarningJANClay4 days
Mar 31, 9:40 AM CDTSpecial Weather StatementJANKemper50 min
Mar 31, 10:34 AM CDTSpecial Weather StatementJANMadison26 min
Mar 31, 10:34 AM CDTSpecial Weather StatementJANKemper41 min
Mar 31, 10:35 AM CDTSpecial Weather StatementJANNewton, Scott40 min
Mar 31, 10:40 AM CDTRiver Flood WarningJANJones22 hr
Mar 31, 10:41 AM CDTRiver Flood WarningJANCarroll, Leflore49 hr
Mar 31, 10:49 AM CDTSevere Thunderstorm WarningJANKemper, Lauderdale26 min
Mar 31, 10:55 AM CDTSpecial Weather StatementJANScott50 min
Mar 31, 11:00 AM CDTSpecial Weather StatementJANLauderdale60 min
Mar 31, 11:11 AM CDTSpecial Weather StatementJANRankin, Simpson64 min
Mar 31, 11:29 AM CDTSevere Thunderstorm WarningJANCovington, Simpson, Smith61 min
Mar 31, 11:33 AM CDTSpecial Weather StatementJANSmith42 min
Mar 31, 12:02 PM CDTSpecial Weather StatementJANJasper43 min
Mar 31, 12:13 PM CDTSevere Thunderstorm WarningJANJasper, Jones47 min
Mar 31, 12:31 PM CDTSpecial Weather StatementJANClarke44 min
Mar 31, 12:57 PM CDTSevere Thunderstorm WarningJANClarke22 min
Mar 31, 1:14 PM CDTSpecial Weather StatementJANJones31 min
Mar 31, 2:03 PM CDTSpecial Weather StatementJANForrest27 min
Mar 31, 2:26 PM CDTFreeze WatchJANAttala, Bolivar, Carroll, Choctaw, Clarke, Clay and 15 more20 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.