Alert archive / Mississippi / Tornado Warnings in 2004

Tornado Warning 21, NWS Jackson, MS

April 7, 2004Noxubee County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 7, 2004, 5:36 PM CDT for Noxubee County, Mississippi. It was in force for 39 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: Apr 7, 2004, 5:36 PM CDT (22:36 UTC)
Expired: Apr 7, 2004, 6:15 PM CDT
In force: 39 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Noxubee County, MS

The radar

The Columbus AFB radar (KGWX), 78 km from the middle of the area, began a volume at 22:39 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
Apr 7, 5:10 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 10.6 hours before the alert went out and 157 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: 2172 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 2 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.

653 
WFUS54 KJAN 072236
TORJAN
MSC103-072315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
536 PM CDT WED APR 7 2004

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NOXUBEE COUNTY IN EAST CENTRAL MISSISSIPPI

* UNTIL 615 PM CDT

* AT 534 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A TORNADO 7 MILES WEST OF PRAIRIE POINT...MOVING EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  PRAIRIE POINT BY 550 PM CDT

IF NO UNDERGROUND SHELTER IS AVAILABLE...GO TO AN INTERIOR ROOM ON
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES ARE NOT SAFE.

LAT...LON 3328 8858 3311 8856 3309 8833 3327 8831

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 7, 3:43 PM CDT	Severe Thunderstorm Warning	JAN	Clay	37 min
Apr 7, 3:44 PM CDT	Severe Thunderstorm Warning	JAN	Oktibbeha, Winston	41 min
Apr 7, 4:22 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes, Noxubee	58 min
Apr 7, 4:26 PM CDT	Severe Thunderstorm Warning	JAN	Winston	44 min
Apr 7, 4:31 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba	59 min
Apr 7, 5:14 PM CDT	Severe Thunderstorm Warning	JAN	Noxubee	61 min
Apr 7, 6:04 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba	46 min
Apr 7, 6:18 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	42 min

Nearby

Tornado Warnings in Mississippi, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.