Alert archive / Missouri / Tornado Warnings in 2003

Tornado Warning 10, NWS Memphis, TN

May 4, 2003Dunklin County, Missouri

NWS Memphis, TN issued this tornado warning at May 4, 2003, 7:06 PM CDT for Dunklin County, Missouri. It was in force for 24 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 4, 2003, 7:06 PM CDT (00:06 UTC)
Expired: May 4, 2003, 7:30 PM CDT
In force: 24 min
Issued by: NWS Memphis, TN
Area: Counties, with a storm outline in the text

County Dunklin County, MO

The radar

The Paducah radar (KPAH), 117 km from the middle of the area, began a volume at 00:05 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
May 4, 6:55 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.1 hours before the alert went out and 190 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: 2245 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 658 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 254 m²/s²
0-3 km storm-relative helicity: 313 m²/s²
Significant tornado parameter: 4.4
Supercell composite: 14.4

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMEG 050006
TORMEM
MOC069-050030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
706 PM CDT SUN MAY 4 2003

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  DUNKLIN COUNTY IN SOUTHEAST MISSOURI

* UNTIL 730 PM CDT.

* AT 700 PM CDT...WEATHER RADAR INDICATED A TORNADO 3 MILES NORTHWEST
  OF HOLCOMB...MOVING NORTHEAST AT 40 MPH.

* CITIES IN THE PATH OF THIS TORNADO THROUGH 730 PM CDT INCLUDE...
  CLARKTON...
  MALDEN...

.IF YOU ARE NEAR THE PATH OF THIS TORNADO...TAKE COVER IN AN INTERIOR
ROOM ON THE LOWEST FLOOR. PROTECT YOUR BODY FROM FLYING DEBRIS.

.STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION. TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4
3 2 0 8 7 5.

LAT...LON 3648 9017 3634 9003 3661 8952 3680 8969

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 7:09 PM CDT	Tornado Warning	MEG	Dunklin	51 min
May 4, 7:26 PM CDT	Tornado Warning	MEG	Pemiscot	49 min
May 4, 8:00 PM CDT	Severe Thunderstorm Warning	MEG	Dunklin	15 min
May 4, 9:47 PM CDT	Tornado Warning	MEG	Pemiscot	43 min
May 5, 4:43 PM CDT	Severe Thunderstorm Warning	MEG	Dunklin	47 min
May 5, 4:59 PM CDT	Severe Thunderstorm Warning	MEG	Pemiscot	46 min
May 5, 5:15 PM CDT	Tornado Warning	MEG	Dunklin, Pemiscot	30 min
May 5, 5:19 PM CDT	Tornado Warning	MEG	Dunklin, Pemiscot	26 min
May 5, 5:42 PM CDT	Severe Thunderstorm Warning	MEG	Pemiscot	48 min
May 5, 6:23 PM CDT	Severe Thunderstorm Warning	MEG	Dunklin	52 min

Nearby

Tornado Warnings in Missouri, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.