Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 97, NWS Jackson, MS

March 2, 2012Clay County, Lowndes County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 2, 2012, 7:38 PM CST for Clay County, Lowndes County, Mississippi. It was in force for 52 min. 2 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
Mar 2, 2012, 7:38 PM CST (01:38 UTC)
Expired
Mar 2, 2012, 8:30 PM CST
In force
52 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Clay County, MS, Lowndes County, MS

The radar

The Columbus AFB radar (KGWX), 45 km from the middle of the area, began a volume at 01:39 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
Mar 2, 7:45 PM CSTHAIL 1.7510 W Columbus, MSCOVERED THE GROUND
Mar 2, 8:05 PM CSTHAIL 2.75Steens, MS

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
Mar 2, 1:20 PM CSTTornado WatchSPC9 hr
Mar 2, 4:47 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.6 hours before the alert went out and 165 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, Birmingham, AL at 00:00Z on 2012-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 754 joules per kilogram.LCLEL10008507005003002001001 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, Birmingham, AL at 00:00Z on 2012-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 231 square meters per square second.1939587897117136Sfc1 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
754 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1391 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
231 m²/s²
0-3 km storm-relative helicity
315 m²/s²
Significant tornado parameter
0.9
Supercell composite
7.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

825 
WUUS54 KJAN 030138
SVRJAN
MSC025-087-030230-
/O.NEW.KJAN.SV.W.0097.120303T0138Z-120303T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
738 PM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN CLAY COUNTY IN NORTHEAST MISSISSIPPI...
  CENTRAL LOWNDES COUNTY IN NORTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITY OF COLUMBUS...

* UNTIL 830 PM CST

* AT 738 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS     
  LOCATED 7 MILES SOUTHWEST OF TIBBEE OR 4 MILES NORTHEAST OF        
  STARKVILLE MOVING EAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  TIBBEE BY 745 PM CST...
  BENT OAK BY 750 PM CST...
  WAVERLY BY 755 PM CST...
  COLUMBUS BY 800 PM CST...
  STEENS BY 805 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY
AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE
DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES
COULD OCCUR.

THE HAIL BEING PRODUCED BY THIS SEVERE THUNDERSTORM WILL LIKELY
DAMAGE CARS AND ROOFS. PEOPLE WHO ARE OUT OF DOORS SHOULD MOVE INSIDE
A STRUCTURE IMMEDIATELY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN MISSISSIPPI.

&&

LAT...LON 3344 8828 3339 8867 3356 8867 3356 8869
      3357 8869 3367 8825
TIME...MOT...LOC 0138Z 260DEG 45KT 3349 8873

$$

JA
2 follow-up statements
238 
WWUS54 KJAN 030155
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
755 PM CST FRI MAR 2 2012

MSC025-087-030230-
/O.CON.KJAN.SV.W.0097.000000T0000Z-120303T0230Z/
LOWNDES MS-CLAY MS-
755 PM CST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CST
FOR SOUTHEASTERN CLAY AND CENTRAL LOWNDES COUNTIES...

AT 755 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED NEAR WAVERLY AND WILL BE MOVING OVER NORTH COLUMBUS IN THE 
NEXT 5 TO 10 MINTUES. THE STORM IS MOVING EAST AT 50 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  COLUMBUS BY 800 PM CST...
  STEENS BY 805 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY
AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE
DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES
COULD OCCUR.

THE HAIL BEING PRODUCED BY THIS SEVERE THUNDERSTORM WILL LIKELY
DAMAGE CARS AND ROOFS. PEOPLE WHO ARE OUT OF DOORS SHOULD MOVE INSIDE
A STRUCTURE IMMEDIATELY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CST FRIDAY EVENING
FOR SOUTHEASTERN MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 900 PM CST FRIDAY EVENING FOR NORTHERN MISSISSIPPI. A SEVERE
THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY
EVENING FOR NORTHEAST LOUISIANA AND SOUTHWESTERN MISSISSIPPI.

&&

LAT...LON 3342 8860 3357 8861 3367 8825 3344 8828
TIME...MOT...LOC 0155Z 260DEG 45KT 3352 8848

$$
966 
WWUS54 KJAN 030223
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
823 PM CST FRI MAR 2 2012

MSC025-087-030231-
/O.EXP.KJAN.SV.W.0097.000000T0000Z-120303T0230Z/
LOWNDES MS-CLAY MS-
823 PM CST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLAY AND CENTRAL
LOWNDES COUNTIES WILL EXPIRE AT 830 PM CST...

THE STORM THAT PROMPTED THE WARNING HAS MOVED INTO ALABAMA... HOWEVER 
PORTIONS OF CLAY COUNTY WILL BE IMPACTED BY ANOTHER STORM THAT IS 
SEVERE WARNED AT THIS TIME MOVING ACROSS OKTIBBEHA COUNTY NEAR 
STARKVILLE. PLEASE STAY ALERT AS ADDITIONAL ROUNDS OF SEVERE WEATHER 
WILL BE POSSIBLE THIS EVENING. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CST FRIDAY EVENING
FOR SOUTHEASTERN MISSISSIPPI.

LAT...LON 3342 8860 3357 8861 3367 8825 3344 8828
TIME...MOT...LOC 0221Z 260DEG 45KT 3357 8809

$$

JA

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 6:00 PM CSTTornado WarningJANLamar45 min
Mar 2, 6:03 PM CSTSevere Thunderstorm WarningJANHumphreys, Issaquena, Sharkey, Yazoo57 min
Mar 2, 6:06 PM CSTSpecial Weather StatementJANClarke44 min
Mar 2, 6:16 PM CSTSevere Thunderstorm WarningJANHinds, Issaquena, Warren, Yazoo74 min
Mar 2, 6:24 PM CSTSpecial Weather StatementJANLauderdale46 min
Mar 2, 6:24 PM CSTSevere Thunderstorm WarningJANAttala, Choctaw, Montgomery, Webster66 min
Mar 2, 6:30 PM CSTTornado WarningJANForrest31 min
Mar 2, 6:36 PM CSTSevere Thunderstorm WarningJANLauderdale24 min
Mar 2, 6:50 PM CSTSevere Thunderstorm WarningJANAttala, Holmes, Humphreys, Yazoo55 min
Mar 2, 6:56 PM CSTSpecial Weather StatementJANKemper29 min
Mar 2, 7:03 PM CSTSevere Thunderstorm WarningJANKemper11 min
Mar 2, 7:09 PM CSTSevere Thunderstorm WarningJANOktibbeha37 min
Mar 2, 7:18 PM CSTTornado WarningJANHinds, Madison, Warren, Yazoo22 min
Mar 2, 7:19 PM CSTSevere Thunderstorm WarningJANAttala, Carroll, Montgomery41 min
Mar 2, 7:21 PM CSTSevere Thunderstorm WarningJANLowndes, Noxubee24 min
Mar 2, 7:26 PM CSTSevere Thunderstorm WarningJANAttala, Holmes64 min
Mar 2, 7:41 PM CSTSevere Thunderstorm WarningJANHinds, Madison49 min
Mar 2, 7:43 PM CSTSevere Thunderstorm WarningJANChoctaw, Webster35 min
Mar 2, 8:06 PM CSTSevere Thunderstorm WarningJANChoctaw, Winston39 min
Mar 2, 8:09 PM CSTSevere Thunderstorm WarningJANClay, Oktibbeha51 min
Mar 2, 8:15 PM CSTSpecial Weather StatementJANHinds25 min
Mar 2, 8:19 PM CSTSevere Thunderstorm WarningJANHinds, Madison, Rankin56 min
Mar 2, 8:39 PM CSTSevere Thunderstorm WarningJANLowndes, Noxubee, Oktibbeha, Winston66 min
Mar 2, 8:55 PM CSTSpecial Weather StatementJANWinston30 min
Mar 2, 9:00 PM CSTSevere Thunderstorm WarningJANLeake, Scott45 min
Mar 2, 9:06 PM CSTSevere Thunderstorm WarningJANNeshoba, Winston24 min
Mar 2, 9:17 PM CSTSevere Thunderstorm WarningJANClaiborne, Copiah, Hinds43 min
Mar 2, 9:23 PM CSTSevere Thunderstorm WarningJANNoxubee29 min
Mar 2, 9:34 PM CSTSpecial Weather StatementJANNewton31 min
Mar 2, 9:52 PM CSTSpecial Weather StatementJANKemper, Newton28 min
Mar 2, 10:13 PM CSTSevere Thunderstorm WarningJANKemper, Lauderdale47 min
Mar 2, 10:56 PM CSTSpecial Weather StatementJANLauderdale29 min
Mar 2, 11:10 PM CSTFlash Flood WarningJANLauderdale2 hr
Mar 2, 11:38 PM CSTFlash Flood WarningJANJasper, Newton, Smith88 min
Mar 2, 11:55 PM CSTFlash Flood WarningJANClarke72 min
Mar 3, 4:47 AM CSTSpecial Weather StatementJANRankin23 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2012Every severe thunderstorm warning in 2012

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.