Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 13, NWS Jackson, MS

January 25, 2012Copiah County, Simpson County, Mississippi

NWS Jackson, MS issued this tornado warning at Jan 25, 2012, 6:55 PM CST for Copiah County, Simpson County, Mississippi. It was in force for 33 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
Jan 25, 2012, 6:55 PM CST (00:55 UTC)
Expired
Jan 25, 2012, 7:28 PM CST
In force
33 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Copiah County, MS, Simpson County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 54 km from the middle of the area, began a volume at 00:57 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
Jan 25, 6:55 PM CSTTSTM WND DMG2 Wsw Rockport, MSTREES DOWN BLOCKING THE ROAD NEAR THE INTERSECTION OF BEASLEY RD AND HARRISON LANE RD
Jan 25, 7:00 PM CSTHAIL 1Rockport, MSWALL CLOUD ALSO REPORTED IN THE AREA

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
Jan 25, 2:08 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.9 hours before the alert went out and 57 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 2012-01-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 304 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 2012-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.19395878Sfc1 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
304 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
870 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
288 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

708 
WFUS54 KJAN 260055
TORJAN
MSC029-127-260145-
/O.NEW.KJAN.TO.W.0013.120126T0055Z-120126T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
655 PM CST WED JAN 25 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN COPIAH COUNTY IN CENTRAL MISSISSIPPI...
  SIMPSON COUNTY IN CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...PINOLA...MENDENHALL...

* UNTIL 745 PM CST

* AT 655 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR ROCKPORT
  MOVING NORTHEAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  SHIVERS...UNION AND HARRISVILLE

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 900 PM CST WEDNESDAY EVENING
FOR NORTHEAST LOUISIANA AND SOUTHWESTERN MISSISSIPPI.

&&

LAT...LON 3177 9034 3205 9009 3204 8975 3179 8991
      3176 8998 3175 9014 3173 9020 3173 9023
      3170 9026
TIME...MOT...LOC 0055Z 222DEG 30KT 3178 9019

$$

GRG
3 follow-up statements
723 
WWUS54 KJAN 260105
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
705 PM CST WED JAN 25 2012

MSC029-127-260145-
/O.CON.KJAN.TO.W.0013.000000T0000Z-120126T0145Z/
SIMPSON MS-COPIAH MS-
705 PM CST WED JAN 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CST FOR EAST
CENTRAL COPIAH AND SIMPSON COUNTIES...

AT 705 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO WAS LOCATED NEAR ROCKPORT MOVING NORTHEAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  GEORGETOWN BY 710 PM CST...
  SHIVERS BY 715 PM CST...
  UNION BY 720 PM CST...
  HARRISVILLE AND PINOLA BY 730 PM CST...
  D'LO...BRAXTON AND MENDENHALL BY 745 PM CST...

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.

&&

LAT...LON 3180 9021 3185 9026 3205 9009 3204 8975
      3179 8992 3176 8998 3175 9014 3173 9020
TIME...MOT...LOC 0105Z 223DEG 22KT 3182 9014

$$

GRG
498 
WWUS54 KJAN 260116
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
716 PM CST WED JAN 25 2012

MSC029-127-260145-
/O.CON.KJAN.TO.W.0013.000000T0000Z-120126T0145Z/
SIMPSON MS-COPIAH MS-
716 PM CST WED JAN 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CST FOR EXTREME
EAST CENTRAL COPIAH AND SIMPSON COUNTIES...

AT 716 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO WAS LOCATED NEAR UNION MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  BRAXTON BY 730 PM CST...
  MENDENHALL AND D'LO BY 735 PM CST...

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 900 PM CST WEDNESDAY EVENING
FOR SOUTHWESTERN MISSISSIPPI.

&&

LAT...LON 3187 9014 3194 9017 3205 9009 3204 8975
      3179 8992 3176 8998 3175 9014
TIME...MOT...LOC 0116Z 234DEG 32KT 3187 9002

$$

GRG
726 
WWUS54 KJAN 260128
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
728 PM CST WED JAN 25 2012

MSC029-127-260138-
/O.CAN.KJAN.TO.W.0013.000000T0000Z-120126T0145Z/
SIMPSON MS-COPIAH MS-
728 PM CST WED JAN 25 2012

...THE TORNADO WARNING FOR EXTREME EAST CENTRAL COPIAH AND SIMPSON
COUNTIES IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST WEDNESDAY EVENING
FOR SOUTHWESTERN MISSISSIPPI.

LAT...LON 3187 9014 3194 9017 3205 9009 3204 8975
      3179 8992 3176 8998 3175 9014
TIME...MOT...LOC 0128Z 223DEG 22KT 3192 9002

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 6:11 PM CSTTornado WarningJANLincoln49 min
Jan 25, 6:15 PM CSTSevere Thunderstorm WarningJANHolmes, Humphreys, Yazoo25 min
Jan 25, 6:33 PM CSTSevere Thunderstorm WarningJANCopiah, Lawrence, Simpson42 min
Jan 25, 6:39 PM CSTSpecial Weather StatementJANClaiborne, Franklin31 min
Jan 25, 7:11 PM CSTSpecial Weather StatementJANHinds44 min
Jan 25, 7:36 PM CSTTornado WarningJANCopiah, Lawrence, Simpson37 min
Jan 25, 10:17 PM CSTSpecial Weather StatementJANClay, Kemper, Lowndes, Noxubee, Oktibbeha58 min
Jan 25, 11:07 PM CSTSpecial Weather StatementJANLowndes28 min
Jan 26, 1:26 AM CSTSpecial Weather StatementJANMarion29 min
Jan 26, 6:39 AM CSTSpecial Weather StatementJANLamar, Marion31 min
Jan 26, 7:03 AM CSTSpecial Weather StatementJANLamar27 min
Jan 26, 7:28 AM CSTSevere Thunderstorm WarningJANForrest, Jones, Lamar47 min
Jan 26, 7:56 AM CSTSevere Thunderstorm WarningJANForrest19 min
Jan 26, 8:09 AM CSTSevere Thunderstorm WarningJANJones19 min
Jan 26, 8:11 AM CSTSpecial Weather StatementJANLauderdale29 min
Jan 26, 8:20 AM CSTFlash Flood WarningJANForrest, Jones, Lamar115 min
Jan 26, 8:36 AM CSTSpecial Weather StatementJANClarke, Lauderdale49 min
Jan 26, 9:05 AM CSTSevere Thunderstorm WarningJANClarke40 min
Jan 26, 3:38 PM CSTFlash Flood WatchJANLauderdale3 hr
Jan 26, 4:48 PM CSTSpecial Weather StatementJANClay32 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.