Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 8, NWS Jackson, MS

February 11, 20214 counties in Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Feb 11, 2021, 3:40 AM CST for 4 counties in Mississippi. It was in force for 50 min. 3 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
Feb 11, 2021, 3:40 AM CST (09:40 UTC)
Expired
Feb 11, 2021, 4:30 AM CST
In force
50 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Leake County, MS, Neshoba County, MS, Newton County, MS, Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 78 km from the middle of the area, began a volume at 09:42 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
Feb 11, 3:44 AM CSTHAIL 0.751 Ne Sebastopol, MS
Feb 11, 4:00 AM CSTHAIL 1.52 Nw Linwood, MS
Feb 11, 4:05 AM CSTHAIL 0.88Dixon, MSREPORT OF NICKEL SIZE HAIL IN DIXON. REPORT AND PICTURE RELAYED TO BROADCAST MEDIA VIA SOCIAL MEDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 9.7 hours before the alert went out and 84 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 00:00Z on 2021-02-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 00:00Z on 2021-02-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.193958Sfc1 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
9 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
912 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

626 
WUUS54 KJAN 110940
SVRJAN
MSC079-099-101-123-111030-
/O.NEW.KJAN.SV.W.0008.210211T0940Z-210211T1030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
340 AM CST Thu Feb 11 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southeastern Leake County in central Mississippi...
  Northwestern Newton County in east central Mississippi...
  Northeastern Scott County in central Mississippi...
  Central Neshoba County in east central Mississippi...

* Until 430 AM CST.

* At 339 AM CST, a severe thunderstorm was located near Steele, or
  near Prospect, moving northeast at 45 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* This severe thunderstorm will be near...
  Prospect around 345 AM CST.
  Dowdville around 355 AM CST.
  Neshoba and Dixon around 400 AM CST.
  Philadelphia and Pearl River around 405 AM CST.
  Bethsaida around 410 AM CST.
  Burnside around 415 AM CST.

Other locations impacted by this severe thunderstorm include Tucker
and Sebastopol.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3245 8938 3254 8946 3292 8914 3273 8892
TIME...MOT...LOC 0939Z 225DEG 38KT 3253 8938 

HAIL...1.00IN
WIND...<50MPH
 
$$

DL
5 follow-up statements
089 
WWUS54 KJAN 110950
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
350 AM CST Thu Feb 11 2021

MSC079-123-111000-
/O.CAN.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Leake MS-Scott MS-
350 AM CST Thu Feb 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LEAKE AND
NORTHEASTERN SCOTT COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3273 8892 3250 8932 3262 8932 3292 8914
TIME...MOT...LOC 0950Z 227DEG 41KT 3262 8927 

$$

MSC099-101-111030-
/O.CON.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Newton MS-Neshoba MS-
350 AM CST Thu Feb 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM CST
FOR NORTHWESTERN NEWTON AND CENTRAL NESHOBA COUNTIES...

At 350 AM CST, a severe thunderstorm was located near Dixon, or near
Prospect, moving northeast at 45 mph.

HAZARD...Ping pong ball size hail.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles.

This severe storm will be near...
  Dixon around 355 AM CST.
  Neshoba around 400 AM CST.
  Philadelphia and Bethsaida around 405 AM CST.
  Burnside around 415 AM CST.

Other locations impacted by this severe thunderstorm include Tucker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3273 8892 3250 8932 3262 8932 3292 8914
TIME...MOT...LOC 0950Z 227DEG 41KT 3262 8927 

HAIL...1.50IN
WIND...<50MPH
 
$$

DL
676 
WWUS54 KJAN 110957
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
357 AM CST Thu Feb 11 2021

MSC101-111007-
/O.CAN.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Newton MS-
357 AM CST Thu Feb 11 2021

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

LAT...LON 3273 8892 3258 8919 3258 8925 3266 8930
      3292 8914
TIME...MOT...LOC 0957Z 229DEG 41KT 3266 8919 

$$

MSC099-111030-
/O.CON.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Neshoba MS-
357 AM CST Thu Feb 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM CST
FOR CENTRAL NESHOBA COUNTY...

At 357 AM CST, a severe thunderstorm was located over Dixon, or 8
miles northeast of Prospect, moving northeast at 45 mph.

HAZARD...Ping pong ball size hail.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles.

This severe storm will be near...
  Philadelphia and Bethsaida around 405 AM CST.
  Burnside around 415 AM CST.

Other locations impacted by this severe thunderstorm include Tucker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3273 8892 3258 8919 3258 8925 3266 8930
      3292 8914
TIME...MOT...LOC 0957Z 229DEG 41KT 3266 8919 

HAIL...1.50IN
WIND...<50MPH
 
$$

TW
015 
WWUS54 KJAN 111006
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
406 AM CST Thu Feb 11 2021

MSC099-111030-
/O.CON.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Neshoba MS-
406 AM CST Thu Feb 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM CST
FOR CENTRAL NESHOBA COUNTY...

At 406 AM CST, a severe thunderstorm was located near Philadelphia,
moving northeast at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe storm will be near...
  Burnside around 415 AM CST.

Other locations impacted by this severe thunderstorm include Tucker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3273 8892 3262 8912 3267 8917 3273 8921
      3288 8909
TIME...MOT...LOC 1006Z 225DEG 38KT 3273 8911 

HAIL...1.00IN
WIND...<50MPH
 
$$

TW
744 
WWUS54 KJAN 111013
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
413 AM CST Thu Feb 11 2021

MSC099-111030-
/O.CON.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Neshoba MS-
413 AM CST Thu Feb 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM CST
FOR NORTHEASTERN NESHOBA COUNTY...

At 413 AM CST, a severe thunderstorm was located near Forestdale, or
near Philadelphia, moving northeast at 50 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of
northeastern Neshoba County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3269 8900 3283 8913 3288 8909 3273 8892
TIME...MOT...LOC 1013Z 228DEG 42KT 3279 8901 

HAIL...1.00IN
WIND...<50MPH
 
$$

TW
978 
WWUS54 KJAN 111027
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
427 AM CST Thu Feb 11 2021

MSC099-111037-
/O.EXP.KJAN.SV.W.0008.000000T0000Z-210211T1030Z/
Neshoba MS-
427 AM CST Thu Feb 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN NESHOBA COUNTY
WILL EXPIRE AT 430 AM CST...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

LAT...LON 3269 8900 3283 8913 3288 8909 3273 8892
TIME...MOT...LOC 1027Z 225DEG 38KT 3287 8892 

$$

TW

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 11, 1:34 AM CSTSpecial Weather StatementJANJefferson Davis, Lawrence41 min
Feb 11, 2:10 AM CSTSpecial Weather StatementJANCopiah50 min
Feb 11, 2:45 AM CSTSpecial Weather StatementJANSmith45 min
Feb 11, 3:28 AM CSTSpecial Weather StatementJANScott47 min
Feb 11, 4:11 AM CSTSpecial Weather StatementJANWinston49 min
Feb 11, 4:16 AM CSTSpecial Weather StatementJANLamar, Marion44 min
Feb 11, 4:57 AM CSTSpecial Weather StatementJANLamar48 min
Feb 11, 8:42 AM CSTFlash Flood WarningJANJones4 hr
Feb 11, 8:47 AM CSTFlash Flood WarningJANForrest, Jefferson Davis, Lamar, Marion4 hr
Feb 11, 9:26 AM CSTSpecial Weather StatementJANForrest, Lamar49 min
Feb 11, 11:15 AM CSTRiver Flood WarningJANAttala, Holmes32 hr
Feb 11, 3:43 PM CSTWinter Weather AdvisoryJANAdams, Bolivar, Carroll, Claiborne, Franklin, Grenada and 14 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.