Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 310, NWS Jackson, MS

May 31, 2012Carroll County, Montgomery County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 31, 2012, 2:34 PM CDT for Carroll County, Montgomery County, Mississippi. It was in force for 56 min. 1 report 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: May 31, 2012, 2:34 PM CDT (19:34 UTC)
Expired: May 31, 2012, 3:30 PM CDT
In force: 56 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Carroll County, MS, Montgomery County, MS

What was reported inside it

Time	Report	Where	Remark
May 31, 3:03 PM CDT	TSTM WND DMG	Winona, MS	REPORT OF A POWERLINE AND SOME SMALL LIMBS DOWN IN WINONA.

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.

Issued	Product	Office	Lasted
May 31, 12:59 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.6 hours before the alert went out and 137 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: 1744 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 674 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 70 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

457 
WUUS54 KJAN 311934
SVRJAN
MSC015-097-312030-
/O.NEW.KJAN.SV.W.0310.120531T1934Z-120531T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
234 PM CDT THU MAY 31 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CARROLL COUNTY IN NORTH CENTRAL MISSISSIPPI...
  MONTGOMERY COUNTY IN NORTH CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITY OF WINONA...

* UNTIL 330 PM CDT

* AT 234 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 11 MILES WEST OF DUCK HILL TO
  WINONA TO 11 MILES WEST OF VAIDEN MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  WINONA BY 250 PM CDT...
  DUCK HILL BY 300 PM CDT...
  VAIDEN BY 305 PM CDT...
  SWEATMAN BY 325 PM CDT...
  LODI...KILMICHAEL AND POPLAR CREEK BY 330 PM CDT...

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT
THURSDAY EVENING FOR NORTHEAST LOUISIANA AND SOUTHWESTERN
MISSISSIPPI. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL
800 PM CDT THURSDAY EVENING FOR NORTHWESTERN MISSISSIPPI.

&&

LAT...LON 3346 8950 3346 8940 3345 8940 3343 8942
      3344 8945 3343 8946 3329 8946 3329 8977
      3367 8979 3368 8951
TIME...MOT...LOC 1934Z 252DEG 16KT 3367 8989 3350 8980
          3328 8991

$$

MME

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 7:06 PM CDT	Severe Thunderstorm Warning	JAN	Adams	54 min
May 30, 7:10 PM CDT	Special Weather Statement	JAN	Lawrence	40 min
May 30, 7:11 PM CDT	Special Weather Statement	JAN	Jasper	29 min
May 30, 8:08 PM CDT	Special Weather Statement	JAN	Franklin	42 min
May 30, 8:11 PM CDT	Special Weather Statement	JAN	Adams	39 min
May 31, 6:42 AM CDT	Special Weather Statement	JAN	Rankin	28 min
May 31, 7:46 AM CDT	Flash Flood Warning	JAN	Hinds	3 hr
May 31, 7:49 AM CDT	Special Weather Statement	JAN	Hinds	46 min
May 31, 8:02 AM CDT	Flash Flood Warning	JAN	Kemper, Noxubee	3 hr
May 31, 8:23 AM CDT	Special Weather Statement	JAN	Newton	42 min
May 31, 9:42 AM CDT	Special Weather Statement	JAN	Newton	43 min
May 31, 10:09 AM CDT	Special Weather Statement	JAN	Clarke, Lauderdale	46 min
May 31, 12:16 PM CDT	Special Weather Statement	JAN	Bolivar	44 min
May 31, 12:44 PM CDT	Special Weather Statement	JAN	Sharkey	46 min
May 31, 1:07 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	53 min
May 31, 1:27 PM CDT	Severe Thunderstorm Warning	JAN	Holmes, Humphreys, Leflore	63 min
May 31, 1:29 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	50 min
May 31, 1:40 PM CDT	Severe Thunderstorm Warning	JAN	Adams	50 min
May 31, 2:06 PM CDT	Severe Thunderstorm Warning	JAN	Carroll, Holmes, Leflore	39 min
May 31, 2:08 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Warren	67 min
May 31, 2:13 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	62 min
May 31, 2:24 PM CDT	Severe Thunderstorm Warning	JAN	Grenada, Webster	66 min
May 31, 2:33 PM CDT	Special Weather Statement	JAN	Franklin	57 min
May 31, 2:50 PM CDT	Special Weather Statement	JAN	Rankin	30 min
May 31, 2:55 PM CDT	Special Weather Statement	JAN	Attala, Leake, Madison	60 min
May 31, 2:58 PM CDT	Special Weather Statement	JAN	Copiah, Hinds, Jefferson Davis, Lawrence, Lincoln, Rankin and 1 more	62 min
May 31, 3:09 PM CDT	Special Weather Statement	JAN	Lincoln	41 min
May 31, 3:12 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Carroll, Holmes, Leake, Madison, Scott	63 min
May 31, 3:13 PM CDT	Special Weather Statement	JAN	Copiah	42 min
May 31, 3:16 PM CDT	Special Weather Statement	JAN	Lawrence	44 min
May 31, 3:23 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Hinds, Leake, Madison, Rankin, Simpson	67 min
May 31, 3:29 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Montgomery, Webster	61 min
May 31, 3:35 PM CDT	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence, Marion	55 min
May 31, 3:56 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Madison, Scott	64 min
May 31, 4:02 PM CDT	Special Weather Statement	JAN	Issaquena	43 min
May 31, 4:09 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Smith	66 min
May 31, 4:16 PM CDT	Severe Thunderstorm Warning	JAN	Lamar	59 min
May 31, 4:19 PM CDT	Special Weather Statement	JAN	Yazoo	61 min
May 31, 4:28 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Jones	62 min
May 31, 4:30 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba, Newton, Winston	60 min
May 31, 4:35 PM CDT	Severe Thunderstorm Warning	JAN	Jasper, Lauderdale	55 min
May 31, 4:49 PM CDT	Flash Flood Warning	JAN	Scott	116 min
May 31, 4:50 PM CDT	Special Weather Statement	JAN	Clay	50 min
May 31, 4:57 PM CDT	Severe Thunderstorm Warning	JAN	Scott	33 min
May 31, 5:01 PM CDT	Tornado Warning	JAN	Jasper, Newton	34 min
May 31, 5:04 PM CDT	Tornado Warning	JAN	Newton	34 min
May 31, 5:15 PM CDT	Special Weather Statement	JAN	Carroll, Holmes, Humphreys, Leflore	60 min
May 31, 5:21 PM CDT	Special Weather Statement	JAN	Kemper, Noxubee	59 min
May 31, 5:24 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jones, Lauderdale	81 min
May 31, 5:38 PM CDT	Severe Thunderstorm Warning	JAN	Jasper, Newton	23 min
May 31, 5:40 PM CDT	Special Weather Statement	JAN	Lowndes	60 min
May 31, 5:53 PM CDT	Special Weather Statement	JAN	Carroll	42 min
May 31, 6:40 PM CDT	Special Weather Statement	JAN	Choctaw	60 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2012 Every 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.