Alert archive / Texas / Tornado Warnings in 2004

Tornado Warning 2, NWS Norman, OK

March 4, 2004Wilbarger County, Texas

NWS Norman, OK issued this tornado warning at Mar 4, 2004, 12:48 PM CST for Wilbarger County, Texas. It was in force for 27 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: Mar 4, 2004, 12:48 PM CST (18:48 UTC)
Expired: Mar 4, 2004, 1:15 PM CST
In force: 27 min
Issued by: NWS Norman, OK
Area: Counties, with a storm outline in the text

County Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 50 km from the middle of the area, began a volume at 18:51 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
Mar 4, 6:55 AM CST	Severe Thunderstorm Watch	SPC	6 hr
Mar 4, 9:45 AM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Fort Sill, OK (KFSI), launched 12:00Z, 6.8 hours before the alert went out and 104 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: 538 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 27 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.

273 
WFUS54 KOUN 041848
TOROKC
TXC487-041915-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
1247 PM CST THU MAR 4 2004

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  WILBARGER COUNTY IN NORTHERN TEXAS

* UNTIL 115 PM CST

* AT 1247 PM CST...DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO 19 MILES SOUTH OF GRAYBACK
OR NEAR LAKE KEMP...MOVING NORTH AT 55 MPH.

* LOCATIONS IN THE WARNING INCLUDE GRAYBACK AND OKLAUNION

TAKE COVER NOW. LEAVE MOBILE HOMES AND VEHICLES. IF POSSIBLE...MOVE
TO A BASEMENT OR STORM SHELTER. OTHERWISE MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND OUTSIDE
WALLS.

LAT...LON 3382 9931 3384 9895 3386 9897 3405 9895
          3419 9920

$$

SIX

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 4, 10:19 AM CST	Flash Flood Warning	OUN	Hardeman	3 hr
Mar 4, 11:59 AM CST	Severe Thunderstorm Warning	OUN	Baylor, Knox	46 min
Mar 4, 12:28 PM CST	Tornado Warning	OUN	Baylor	47 min
Mar 4, 12:51 PM CST	Severe Thunderstorm Warning	OUN	Archer	39 min
Mar 4, 12:57 PM CST	Severe Thunderstorm Warning	OUN	Wichita	48 min
Mar 4, 1:14 PM CST	Tornado Warning	OUN	Wichita	31 min
Mar 4, 1:19 PM CST	Severe Thunderstorm Warning	OUN	Clay	41 min

Nearby

Tornado Warnings in Texas, 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.