Alert archive / Mississippi / Tornado Warnings in 2003

Tornado Warning 20, NWS Jackson, MS

February 21, 2003Jefferson Davis County, Mississippi

NWS Jackson, MS issued this tornado warning at Feb 21, 2003, 9:44 PM CST for Jefferson Davis County, Mississippi. It was in force for 46 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: Feb 21, 2003, 9:44 PM CST (03:44 UTC)
Expired: Feb 21, 2003, 10:30 PM CST
In force: 46 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Jefferson Davis County, MS

The watch it was issued in

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

Issued	Product	Office	Lasted
Feb 21, 8:15 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 3.7 hours before the alert went out and 73 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 589 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 164 m²/s²
0-3 km storm-relative helicity: 289 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.

176 
WFUS54 KJAN 220344
TORJAN
MSC065-220430-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
944 PM CST FRI FEB 21 2003

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI

* UNTIL 1030 PM CST

* AT 944 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 12 MILES SOUTHWEST OF PRENTISS...OR ABOUT 23 MILES EAST OF
  BROOKHAVEN...MOVING NORTHEAST AT 60 MPH.

* THE TORNADO IS EXPECTED TO...
  BE NEAR PRENTISS AT 950 PM CST
  BE NEAR CLEM AT 1000 PM CST

TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU
SEE OR HEAR THE TORNADO - IT MAY BE TOO LATE. TAKE COVER NOW

LAT...LON 3176 8996 3151 8995 3163 8978 3176 8976

$$

GAGAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 21, 6:00 PM CST	Flash Flood Warning	JAN	Covington	6 hr
Feb 21, 6:20 PM CST	Flash Flood Warning	JAN	Hinds, Rankin, Scott, Warren	6 hr
Feb 21, 7:07 PM CST	Flash Flood Warning	JAN	Leake, Madison, Neshoba, Newton	6 hr
Feb 21, 7:11 PM CST	Severe Thunderstorm Warning	JAN	Franklin, Lincoln	59 min
Feb 21, 7:51 PM CST	Flash Flood Warning	JAN	Claiborne, Jefferson	3 hr
Feb 21, 7:59 PM CST	Flash Flood Warning	JAN	Copiah, Simpson, Smith	6 hr
Feb 21, 8:05 PM CST	Tornado Warning	JAN	Lincoln	30 min
Feb 21, 8:27 PM CST	Tornado Warning	JAN	Lawrence	43 min
Feb 21, 8:39 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Simpson	41 min
Feb 21, 8:46 PM CST	Severe Thunderstorm Warning	JAN	Rankin	44 min
Feb 21, 8:48 PM CST	Severe Thunderstorm Warning	JAN	Rankin	42 min
Feb 21, 9:03 PM CST	Severe Thunderstorm Warning	JAN	Lincoln	32 min
Feb 21, 9:28 PM CST	Severe Thunderstorm Warning	JAN	Rankin	47 min
Feb 21, 9:38 PM CST	Tornado Warning	JAN	Lawrence	32 min
Feb 21, 9:50 PM CST	Severe Thunderstorm Warning	JAN	Scott, Smith	45 min
Feb 21, 9:57 PM CST	Severe Thunderstorm Warning	JAN	Leake	28 min
Feb 21, 10:13 PM CST	Tornado Warning	JAN	Covington	42 min
Feb 21, 10:19 PM CST	Flash Flood Warning	JAN	Attala, Choctaw, Clay, Lowndes, Montgomery, Noxubee and 3 more	6 hr
Feb 21, 10:19 PM CST	Tornado Warning	JAN	Simpson, Smith	46 min
Feb 21, 10:34 PM CST	Flash Flood Warning	JAN	Clarke, Jasper, Kemper, Lauderdale	6 hr
Feb 21, 10:53 PM CST	Severe Thunderstorm Warning	JAN	Jasper	47 min
Feb 21, 11:31 PM CST	Severe Thunderstorm Warning	JAN	Newton, Scott	44 min
Feb 21, 11:46 PM CST	Severe Thunderstorm Warning	JAN	Lowndes	19 min
Feb 21, 11:54 PM CST	Severe Thunderstorm Warning	JAN	Neshoba	41 min
Feb 21, 11:59 PM CST	Tornado Warning	JAN	Neshoba	31 min
Feb 22, 12:02 AM CST	Tornado Warning	JAN	Marion	43 min
Feb 22, 12:16 AM CST	Tornado Warning	JAN	Lamar	44 min
Feb 22, 12:20 AM CST	Severe Thunderstorm Warning	JAN	Winston	45 min
Feb 22, 12:35 AM CST	Severe Thunderstorm Warning	JAN	Lowndes, Noxubee	60 min
Feb 22, 1:02 AM CST	Severe Thunderstorm Warning	JAN	Clay	43 min
Feb 22, 1:12 AM CST	Severe Thunderstorm Warning	JAN	Neshoba	43 min

Nearby

Tornado Warnings in Mississippi, 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.