Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 59, NWS Jackson, MS

August 30, 2012Clarke County, Lauderdale County, Mississippi

NWS Jackson, MS issued this tornado warning at Aug 30, 2012, 10:14 AM CDT for Clarke County, Lauderdale County, Mississippi. It was in force for 46 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
Aug 30, 2012, 10:14 AM CDT (15:14 UTC)
Expired
Aug 30, 2012, 11:00 AM CDT
In force
46 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Clarke County, MS, Lauderdale County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 142 km from the middle of the area, began a volume at 15:15 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
Aug 30, 10:18 AM CDTTORNADO 11 Ene Increase, MSTORNADO TOUCHED DOWN ALONG CAUSEYVILLE-WHYNOT ROAD AND TRACKED NORTHWESTWARD ENDING ALONG COVINGTON LOOP. EST MAX WINDS 100 MPH. PATH LENGTH 1.44 MILES. MAX PATH WIDTH 100 YARDS. A COUPLE BARNS WERE DAMAGED...TWO SHEDS WERE BLOWN INTO A POND...ANOTHER SHED WAS
Aug 30, 10:20 AM CDTTORNADO1 Ne Increase, MSA POSSIBLE TORNADO DESTROYED ONE BARN...DAMAGE A SECOND BARN AND KNOCKED DOWN NUMEROUS TREES. THE DAMAGE OCCURRED ALONG GENE CAR ROAD AND CAUSEYVILLE-WHYNOT ROAD. TIME OF EVENT ESTIMATED FROM 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
Aug 30, 7:13 AM CDTTornado WatchSPC9 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 3.2 hours before the alert went out and 151 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 2012-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 107 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 2012-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 473 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
107 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
473 m²/s²
0-3 km storm-relative helicity
650 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

809 
WFUS54 KJAN 301514
TORJAN
MSC023-075-301600-
/O.NEW.KJAN.TO.W.0059.120830T1514Z-120830T1600Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1014 AM CDT THU AUG 30 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI...
  EASTERN LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...LAUDERDALE...MERIDIAN STATION...

* UNTIL 1100 AM CDT

* AT 1014 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SNELL
  MOVING NORTH AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  INCREASE BY 1020 AM CDT...
  ALAMUCHA BY 1030 AM CDT...
  TOOMSUBA AND KEWANEE BY 1035 AM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT THURSDAY AFTERNOON
FOR EASTERN MISSISSIPPI.

&&

LAT...LON 3232 8841 3232 8842 3214 8843 3216 8862
      3258 8865 3258 8839
TIME...MOT...LOC 1514Z 180DEG 33KT 3222 8852

$$

BK
1 follow-up statement
236 
WWUS54 KJAN 301522
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1022 AM CDT THU AUG 30 2012

MSC023-301532-
/O.CAN.KJAN.TO.W.0059.000000T0000Z-120830T1600Z/
CLARKE MS-
1022 AM CDT THU AUG 30 2012

...THE TORNADO WARNING FOR NORTHEASTERN CLARKE COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT THURSDAY AFTERNOON
FOR EASTERN MISSISSIPPI.

LAT...LON 3232 8841 3232 8842 3223 8843 3222 8862
      3235 8864 3257 8865 3257 8850 3258 8849
      3257 8839
TIME...MOT...LOC 1522Z 180DEG 33KT 3229 8852

$$

MSC075-301600-
/O.CON.KJAN.TO.W.0059.000000T0000Z-120830T1600Z/
LAUDERDALE MS-
1022 AM CDT THU AUG 30 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR EASTERN
LAUDERDALE COUNTY...

AT 1022 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO WAS LOCATED NEAR INCREASE MOVING NORTH AT 40 MPH.

THE TORNADO WILL BE NEAR...
  ALAMUCHA BY 1030 AM CDT...
  TOOMSUBA AND KEWANEE BY 1035 AM CDT...
  LAUDERDALE BY 1045 AM CDT...
  MERIDIAN STATION BY 1050 AM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT THURSDAY AFTERNOON
FOR EASTERN MISSISSIPPI.

&&

LAT...LON 3232 8841 3232 8842 3223 8843 3222 8862
      3235 8864 3257 8865 3257 8850 3258 8849
      3257 8839
TIME...MOT...LOC 1522Z 180DEG 33KT 3229 8852

$$

BK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 8:06 PM CDTSpecial Weather StatementJANCovington, Forrest, Jefferson Davis, Lamar, Lawrence, Lincoln and 1 more54 min
Aug 29, 9:28 PM CDTFlash Flood WarningJANCovington, Forrest, Jones, Lamar6 hr
Aug 29, 9:35 PM CDTFlash Flood WarningJANJefferson Davis, Lawrence, Lincoln, Marion6 hr
Aug 29, 10:15 PM CDTFlash Flood WarningJANJefferson Davis, Lawrence, Lincoln, Marion5 hr
Aug 29, 11:13 PM CDTSpecial Weather StatementJANCopiah, Hinds, Jasper, Jones, Rankin, Simpson and 1 more57 min
Aug 30, 12:23 AM CDTFlash Flood WarningJANJasper, Smith6 hr
Aug 30, 2:05 AM CDTFlash Flood WarningJANCopiah, Simpson6 hr
Aug 30, 2:10 AM CDTRiver Flood WarningJANJones6 days
Aug 30, 2:52 AM CDTFlash Flood WarningJANClarke6 hr
Aug 30, 2:55 AM CDTTornado WarningJANClarke, Jasper29 min
Aug 30, 3:21 AM CDTFlash Flood Warning EmergencyJANCovington, Forrest, Jones, Lamar6 hr
Aug 30, 3:23 AM CDTFlash Flood WarningJANJefferson Davis, Lawrence, Marion112 min
Aug 30, 3:29 AM CDTFlash Flood WarningJANFranklin, Lincoln6 hr
Aug 30, 5:06 AM CDTTornado WarningJANClarke, Lauderdale24 min
Aug 30, 5:07 AM CDTFlash Flood WarningJANJefferson Davis, Lamar, Lawrence, Marion4 hr
Aug 30, 5:45 AM CDTTornado WarningJANClarke, Lauderdale45 min
Aug 30, 6:40 AM CDTTornado WarningJANNeshoba, Newton23 min
Aug 30, 6:52 AM CDTTornado WarningJANClarke, Lauderdale53 min
Aug 30, 7:21 AM CDTFlash Flood WarningJANLauderdale, Newton6 hr
Aug 30, 7:35 AM CDTFlash Flood WarningJANHinds, Rankin6 hr
Aug 30, 7:37 AM CDTTornado WarningJANClarke29 min
Aug 30, 7:41 AM CDTTornado WarningJANKemper, Lauderdale, Neshoba, Newton27 min
Aug 30, 8:09 AM CDTFlash Flood WarningJANCopiah, Simpson5 hr
Aug 30, 8:29 AM CDTTornado WarningJANClarke46 min
Aug 30, 8:37 AM CDTFlash Flood WarningJANClarke5 hr
Aug 30, 8:57 AM CDTFlash Flood WarningJANLamar, Marion4 hr
Aug 30, 9:10 AM CDTTornado WarningJANCovington, Forrest, Jones, Lamar36 min
Aug 30, 9:14 AM CDTFlash Flood WarningJANCovington, Jefferson Davis, Lawrence4 hr
Aug 30, 9:36 AM CDTTornado WarningJANClarke39 min
Aug 30, 9:41 AM CDTFlash Flood WarningJANLincoln4 hr
Aug 30, 10:12 AM CDTRiver Flood WarningJANAttala, Holmes12 hr
Aug 30, 10:21 AM CDTRiver Flood WarningJANCovington, Forrest47 hr
Aug 30, 10:24 AM CDTRiver Flood WarningJANClarke34 hr
Aug 30, 10:36 AM CDTFlash Flood WarningJANForrest3 hr
Aug 30, 10:54 AM CDTRiver Flood WarningJANLeake10 hr
Aug 30, 11:28 AM CDTFlash Flood WarningJANJones107 min
Aug 30, 11:30 AM CDTRiver Flood WarningJANCopiah, Simpson10 hr
Aug 30, 11:30 AM CDTRiver Flood WarningJANLawrence4 days
Aug 30, 11:30 AM CDTRiver Flood WarningJANMarion56 hr
Aug 30, 11:30 AM CDTRiver Flood WarningJANSimpson10 hr
Aug 30, 12:37 PM CDTAreal Flood WarningJANCovington, Forrest, Jefferson Davis, Jones, Lamar, Lawrence and 1 more12 hr
Aug 30, 12:57 PM CDTAreal Flood WarningJANCopiah, Hinds, Lincoln, Rankin, Simpson12 hr
Aug 30, 1:38 PM CDTTornado WarningJANKemper, Lauderdale34 min
Aug 30, 3:37 PM CDTFlash Flood WarningJANForrest, Lamar5 hr
Aug 30, 4:53 PM CDTFlash Flood WarningJANWashington112 min
Aug 30, 4:57 PM CDTFlash Flood WarningJANJones3 hr
Aug 30, 5:16 PM CDTTornado WarningJANForrest14 min
Aug 30, 6:25 PM CDTAreal Flood WarningJANLauderdale8 hr
Aug 30, 6:39 PM CDTFlash Flood WarningJANBolivar, Washington111 min
Aug 30, 6:50 PM CDTSpecial Weather StatementJANClaiborne, Warren45 min

Nearby

Tornado Warnings in Mississippi, 2012Every tornado warning in 2012Tornadoes 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.