Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 25, NWS Jackson, MS

March 2, 20124 counties in Mississippi

NWS Jackson, MS issued this tornado warning at Mar 2, 2012, 7:18 PM CST for 4 counties in Mississippi. It was in force for 22 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 2, 2012, 7:18 PM CST (01:18 UTC)
Expired: Mar 2, 2012, 7:40 PM CST
In force: 22 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Hinds County, MS, Madison County, MS, Warren County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 29 km from the middle of the area, began a volume at 01:19 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 2, 1:20 PM CST	Tornado Watch	SPC	9 hr
Mar 2, 1:47 PM CST	Severe Thunderstorm Watch	SPC	9 hr
Mar 2, 4:47 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 1.3 hours before the alert went out and 21 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 449 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1691 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

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

891 
WFUS54 KJAN 030118
TORJAN
MSC049-089-149-163-030215-
/O.NEW.KJAN.TO.W.0025.120303T0118Z-120303T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
718 PM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN HINDS COUNTY IN CENTRAL MISSISSIPPI...
  WESTERN MADISON COUNTY IN CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...RIDGELAND...MADISON...CANTON...
  SOUTHERN YAZOO COUNTY IN CENTRAL MISSISSIPPI...
  NORTHEASTERN WARREN COUNTY IN WEST CENTRAL MISSISSIPPI...

* UNTIL 815 PM CST

* AT 718 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR OAK RIDGE
  MOVING EAST AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  PHOENIX BY 730 PM CST...
  BROWNSVILLE BY 735 PM CST...
  FLORA AND POCAHONTAS BY 745 PM CST...
  ANNANDALE...MADISON AND RIDGELAND BY 755 PM CST...
  GLUCKSTADT BY 800 PM CST...
  CANTON BY 805 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 3279 9005 3250 8996 3249 8996 3250 8998
      3247 9003 3244 9004 3243 9007 3242 9006
      3241 9007 3240 9007 3236 9077 3252 9080
TIME...MOT...LOC 0118Z 255DEG 42KT 3247 9067

$$

DHB

1 follow-up statement

193 
WWUS54 KJAN 030140
SVSJAN

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

MSC049-089-149-163-030150-
/O.CAN.KJAN.TO.W.0025.000000T0000Z-120303T0215Z/
WARREN MS-MADISON MS-HINDS MS-YAZOO MS-
740 PM CST FRI MAR 2 2012

...THE TORNADO WARNING FOR SOUTHERN YAZOO...NORTHERN HINDS...
SOUTHWESTERN MADISON AND NORTHEASTERN WARREN COUNTIES IS CANCELLED...

THE TORNADO WILL BE NEAR...
  FLORA...POCAHONTAS AND BENTONIA BY 745 PM CST...
  ANNANDALE...MADISON AND RIDGELAND BY 755 PM CST...
  GLUCKSTADT BY 800 PM CST...
  CANTON BY 805 PM CST...

THE STORM THAT PROMPTED THE TORNADO WARNING HAS WEAKENED.

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.

LAT...LON 3279 9005 3250 8996 3249 8996 3250 8998
      3247 9003 3244 9004 3243 9007 3242 9006
      3241 9007 3240 9007 3236 9077 3252 9080
TIME...MOT...LOC 0140Z 255DEG 42KT 3253 9037

$$

DHB

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 6:00 PM CST	Tornado Warning	JAN	Lamar	45 min
Mar 2, 6:03 PM CST	Severe Thunderstorm Warning	JAN	Humphreys, Issaquena, Sharkey, Yazoo	57 min
Mar 2, 6:06 PM CST	Special Weather Statement	JAN	Clarke	44 min
Mar 2, 6:16 PM CST	Severe Thunderstorm Warning	JAN	Hinds, Issaquena, Warren, Yazoo	74 min
Mar 2, 6:24 PM CST	Special Weather Statement	JAN	Lauderdale	46 min
Mar 2, 6:24 PM CST	Severe Thunderstorm Warning	JAN	Attala, Choctaw, Montgomery, Webster	66 min
Mar 2, 6:30 PM CST	Tornado Warning	JAN	Forrest	31 min
Mar 2, 6:36 PM CST	Severe Thunderstorm Warning	JAN	Lauderdale	24 min
Mar 2, 6:50 PM CST	Severe Thunderstorm Warning	JAN	Attala, Holmes, Humphreys, Yazoo	55 min
Mar 2, 6:56 PM CST	Special Weather Statement	JAN	Kemper	29 min
Mar 2, 7:03 PM CST	Severe Thunderstorm Warning	JAN	Kemper	11 min
Mar 2, 7:09 PM CST	Severe Thunderstorm Warning	JAN	Oktibbeha	37 min
Mar 2, 7:19 PM CST	Severe Thunderstorm Warning	JAN	Attala, Carroll, Montgomery	41 min
Mar 2, 7:21 PM CST	Severe Thunderstorm Warning	JAN	Lowndes, Noxubee	24 min
Mar 2, 7:26 PM CST	Severe Thunderstorm Warning	JAN	Attala, Holmes	64 min
Mar 2, 7:38 PM CST	Severe Thunderstorm Warning	JAN	Clay, Lowndes	52 min
Mar 2, 7:41 PM CST	Severe Thunderstorm Warning	JAN	Hinds, Madison	49 min
Mar 2, 7:43 PM CST	Severe Thunderstorm Warning	JAN	Choctaw, Webster	35 min
Mar 2, 8:06 PM CST	Severe Thunderstorm Warning	JAN	Choctaw, Winston	39 min
Mar 2, 8:09 PM CST	Severe Thunderstorm Warning	JAN	Clay, Oktibbeha	51 min
Mar 2, 8:15 PM CST	Special Weather Statement	JAN	Hinds	25 min
Mar 2, 8:19 PM CST	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin	56 min
Mar 2, 8:39 PM CST	Severe Thunderstorm Warning	JAN	Lowndes, Noxubee, Oktibbeha, Winston	66 min
Mar 2, 8:55 PM CST	Special Weather Statement	JAN	Winston	30 min
Mar 2, 9:00 PM CST	Severe Thunderstorm Warning	JAN	Leake, Scott	45 min
Mar 2, 9:06 PM CST	Severe Thunderstorm Warning	JAN	Neshoba, Winston	24 min
Mar 2, 9:17 PM CST	Severe Thunderstorm Warning	JAN	Claiborne, Copiah, Hinds	43 min
Mar 2, 9:23 PM CST	Severe Thunderstorm Warning	JAN	Noxubee	29 min
Mar 2, 9:34 PM CST	Special Weather Statement	JAN	Newton	31 min
Mar 2, 9:52 PM CST	Special Weather Statement	JAN	Kemper, Newton	28 min
Mar 2, 10:13 PM CST	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale	47 min
Mar 2, 10:56 PM CST	Special Weather Statement	JAN	Lauderdale	29 min
Mar 2, 11:10 PM CST	Flash Flood Warning	JAN	Lauderdale	2 hr
Mar 2, 11:38 PM CST	Flash Flood Warning	JAN	Jasper, Newton, Smith	88 min
Mar 2, 11:55 PM CST	Flash Flood Warning	JAN	Clarke	72 min
Mar 3, 4:47 AM CST	Special Weather Statement	JAN	Rankin	23 min

Nearby

Tornado Warnings in Mississippi, 2012 Every tornado warning in 2012 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.