Alert archive / Mississippi / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 430, NWS Jackson, MS

May 29, 20054 counties in Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 29, 2005, 12:20 PM CDT for 4 counties in Mississippi. It was in force for 55 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: May 29, 2005, 12:20 PM CDT (17:20 UTC)
Expired: May 29, 2005, 1:15 PM CDT
In force: 55 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

Counties Claiborne County, MS, Copiah County, MS, Hinds County, MS, Warren County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 88 km from the middle of the area, began a volume at 17:37 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 nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 5.3 hours before the alert went out and 80 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: 92 J/kg
Mixed-layer CIN: -184 J/kg
Mixed-layer LCL: 1079 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KJAN 291721
SVRJAN
MSC021-029-049-149-291815-
/O.NEW.KJAN.SV.W.0430.050529T1720Z-050529T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1220 PM CDT SUN MAY 29 2005

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN COPIAH COUNTY IN CENTRAL MISSISSIPPI
  HINDS COUNTY IN CENTRAL MISSISSIPPI
  EASTERN CLAIBORNE COUNTY IN SOUTHWEST MISSISSIPPI
  WARREN COUNTY IN WEST CENTRAL MISSISSIPPI
  THIS INCLUDES THE CITY OF VICKSBURG

* UNTIL 115 PM CDT

* AT 1220 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 10 MILES SOUTHWEST OF VICKSBURG
  TO 21 MILES SOUTHEAST OF GRAND GULF...AND MOVING NORTHEAST AT 35   
  MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  VICKSBURG BY 1230 PM CDT
  CARPENTER BY 1235 PM CDT
  UTICA BY 1245 PM CDT
  EDWARDS BY 1255 PM CDT
  RAYMOND...BOLTON AND I-20 EXIT 27 BOLTON BY 105 PM CDT
  BYRAM BY 115 PM CDT

LAT...LON 3209 9106 3217 9099 3218 9104 3214 9106
      3219 9113 3224 9104 3222 9099 3230 9097
      3233 9089 3238 9089 3235 9094 3259 9065
      3217 9024 3182 9082

$$

CRAVEN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 9:55 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena, Warren	50 min
May 28, 10:48 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison, Yazoo	42 min
May 29, 12:33 PM CDT	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence, Lincoln	42 min
May 29, 12:45 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Lamar, Marion	60 min
May 29, 1:03 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Covington, Rankin, Simpson, Smith	57 min
May 29, 1:11 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison	79 min
May 29, 1:20 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jasper, Jones	55 min
May 29, 1:27 PM CDT	Severe Thunderstorm Warning	JAN	Yazoo	33 min
May 29, 1:42 PM CDT	Severe Thunderstorm Warning	JAN	Scott	63 min
May 29, 2:05 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Rankin, Scott	55 min
May 29, 2:08 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper	67 min
May 29, 2:14 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale, Newton	61 min
May 29, 2:44 PM CDT	Flash Flood Warning	JAN	Kemper, Neshoba	3 hr
May 29, 4:12 PM CDT	Severe Thunderstorm Warning	JAN	Adams	63 min
May 29, 4:44 PM CDT	Severe Thunderstorm Warning	JAN	Adams	61 min
May 29, 5:17 PM CDT	Severe Thunderstorm Warning	JAN	Franklin	58 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2005 Every severe thunderstorm warning in 2005

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.