Alert archive / Mississippi / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 39, NWS Memphis, TN

April 3, 2001Itawamba County, Prentiss County, Tishomingo County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Apr 3, 2001, 6:06 AM CDT for Itawamba County, Prentiss County, Tishomingo County, Mississippi. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Apr 3, 2001, 6:06 AM CDT (11:06 UTC)
Expired: Apr 3, 2001, 6:40 AM CDT
In force: 34 min
Issued by: NWS Memphis, TN
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Itawamba County, MS, Prentiss County, MS, Tishomingo County, MS

What was reported inside it

Time	Report	Where	Remark
Apr 3, 6:15 AM CDT	Hail 0.75	Chapelville, MS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 3, 5:00 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 11.1 hours before the alert went out and 161 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: 250 J/kg
Mixed-layer CIN: -169 J/kg
Mixed-layer LCL: 1207 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 178 m²/s²
0-3 km storm-relative helicity: 307 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMEG 031107
SVRMEM
MSC057-117-141-031140-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
606 AM CDT TUE APR 3 2001

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ITAWAMBA COUNTY IN NORTHEAST MISSISSIPPI
  SOUTHERN PRENTISS COUNTY IN NORTHEAST MISSISSIPPI
  SOUTHERN TISHOMINGO COUNTY IN NORTHEAST MISSISSIPPI

* UNTIL 640 AM CDT.

* AT 603 AM CDT...WEATHER RADAR INDICATED A SEVERE THUNDERSTORM 6
  MILES SOUTHWEST OF MARIETTA...MOVING EAST AT 50 MPH.

* CITIES IN THE PATH OF THIS STORM THROUGH 630 AM CDT INCLUDE...
  SANDY SPRINGS...
  FAIRVIEW...
  GOLDEN...BELMONT...

.THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER IN A STURDY BUILDING.

.STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION.

LAT...LON 3452 8860 3434 8859 3436 8773 3458 8774

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 3, 3:59 AM CDT	Severe Thunderstorm Warning	MEG	Lee	31 min
Apr 3, 4:30 AM CDT	Severe Thunderstorm Warning	MEG	Itawamba	30 min
Apr 3, 4:52 AM CDT	Tornado Warning	MEG	Itawamba	13 min
Apr 3, 5:06 AM CDT	Severe Thunderstorm Warning	MEG	Panola	24 min
Apr 3, 5:28 AM CDT	Severe Thunderstorm Warning	MEG	Union	32 min
Apr 3, 5:55 AM CDT	Severe Thunderstorm Warning	MEG	Lee	35 min
Apr 3, 6:13 AM CDT	Severe Thunderstorm Warning	MEG	Panola, Tate	32 min
Apr 3, 6:35 AM CDT	Severe Thunderstorm Warning	MEG	Union	35 min
Apr 3, 7:02 AM CDT	Severe Thunderstorm Warning	MEG	Monroe	28 min
Apr 3, 7:40 AM CDT	Severe Thunderstorm Warning	MEG	Panola	35 min
Apr 3, 9:47 AM CDT	Severe Thunderstorm Warning	MEG	Pontotoc	28 min
Apr 3, 10:03 AM CDT	Severe Thunderstorm Warning	MEG	Lee	27 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2001 Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.