Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 45, NWS Jackson, MS

August 14, 2012Leake County, Madison County, Scott County, Mississippi

NWS Jackson, MS issued this tornado warning at Aug 14, 2012, 12:03 AM CDT for Leake County, Madison County, Scott County, Mississippi. It was in force for 9 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: Aug 14, 2012, 12:03 AM CDT (05:03 UTC)
Expired: Aug 14, 2012, 12:12 AM CDT
In force: 9 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Leake County, MS, Madison County, MS, Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 56 km from the middle of the area, began a volume at 05:06 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
Aug 13, 7:59 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 5.1 hours before the alert went out and 58 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: 1249 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 1706 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

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

756 
WFUS54 KJAN 140503
TORJAN
MSC079-089-123-140600-
/O.NEW.KJAN.TO.W.0045.120814T0503Z-120814T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1203 AM CDT TUE AUG 14 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN LEAKE COUNTY IN CENTRAL MISSISSIPPI...
  EAST CENTRAL MADISON COUNTY IN CENTRAL MISSISSIPPI...
  NORTHWESTERN SCOTT COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 100 AM CDT

* AT 1203 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CAMDEN
  MOVING SOUTHEAST AT 20 MPH.

* THE TORNADO WILL BE NEAR...
  FARMHAVEN BY 1215 AM CDT...
  TUSCOLA BY 1255 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.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT
TUESDAY MORNING FOR SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA AND
NORTHERN MISSISSIPPI.

&&

LAT...LON 3271 8944 3250 8958 3273 8995 3284 8988
TIME...MOT...LOC 0503Z 294DEG 19KT 3275 8983

$$

BK

1 follow-up statement

564 
WWUS54 KJAN 140512
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1212 AM CDT TUE AUG 14 2012

MSC079-089-123-140523-
/O.CAN.KJAN.TO.W.0045.000000T0000Z-120814T0600Z/
SCOTT MS-MADISON MS-LEAKE MS-
1212 AM CDT TUE AUG 14 2012

...THE TORNADO WARNING FOR SOUTHWESTERN LEAKE...EAST CENTRAL MADISON
AND NORTHWESTERN SCOTT COUNTIES IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT
TUESDAY MORNING FOR NORTHEAST LOUISIANA AND NORTHERN MISSISSIPPI.

LAT...LON 3271 8944 3250 8958 3273 8995 3284 8988
TIME...MOT...LOC 0513Z 294DEG 19KT 3273 8977

$$

BK

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 13, 7:12 PM CDT	Severe Thunderstorm Warning	JAN	Leflore	63 min
Aug 13, 7:14 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	61 min
Aug 13, 7:16 PM CDT	Severe Thunderstorm Warning	JAN	Carroll, Montgomery	44 min
Aug 13, 7:46 PM CDT	Severe Thunderstorm Warning	JAN	Humphreys, Leflore, Sunflower	44 min
Aug 13, 7:57 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Montgomery, Webster	63 min
Aug 13, 8:11 PM CDT	Severe Thunderstorm Warning	JAN	Grenada, Montgomery, Webster	20 min
Aug 13, 8:24 PM CDT	Tornado Warning	JAN	Attala, Choctaw, Montgomery	27 min
Aug 13, 8:27 PM CDT	Severe Thunderstorm Warning	JAN	Holmes, Humphreys, Leflore, Sunflower	44 min
Aug 13, 8:50 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Oktibbeha, Winston	40 min
Aug 13, 8:54 PM CDT	Special Weather Statement	JAN	Sunflower	31 min
Aug 13, 9:02 PM CDT	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	43 min
Aug 13, 9:16 PM CDT	Special Weather Statement	JAN	Attala, Holmes	29 min
Aug 13, 9:40 PM CDT	Special Weather Statement	JAN	Attala	30 min
Aug 13, 9:47 PM CDT	Severe Thunderstorm Warning	JAN	Attala	58 min
Aug 13, 10:13 PM CDT	Special Weather Statement	JAN	Carroll, Humphreys	32 min
Aug 13, 10:40 PM CDT	Special Weather Statement	JAN	Warren	30 min
Aug 13, 10:44 PM CDT	Special Weather Statement	JAN	Attala	31 min
Aug 13, 10:48 PM CDT	Special Weather Statement	JAN	Holmes	32 min
Aug 13, 10:54 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Leake	66 min
Aug 13, 11:13 PM CDT	Special Weather Statement	JAN	Hinds	32 min
Aug 13, 11:32 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Holmes, Leake, Madison	58 min
Aug 13, 11:37 PM CDT	Special Weather Statement	JAN	Hinds, Madison	48 min
Aug 13, 11:45 PM CDT	Special Weather Statement	JAN	Holmes	30 min
Aug 14, 12:14 AM CDT	Severe Thunderstorm Warning	JAN	Leake, Madison, Rankin, Scott	61 min
Aug 14, 12:35 AM CDT	Severe Thunderstorm Warning	JAN	Rankin, Scott, Smith	55 min
Aug 14, 12:39 AM CDT	Special Weather Statement	JAN	Hinds	31 min
Aug 14, 12:54 AM CDT	Severe Thunderstorm Warning	JAN	Leake, Neshoba, Newton, Scott	36 min
Aug 14, 1:31 AM CDT	Special Weather Statement	JAN	Scott	59 min
Aug 14, 2:28 AM CDT	Severe Thunderstorm Warning	JAN	Scott, Smith	47 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.