Alert archive / Oklahoma / Tornado Warnings in 2005

Tornado Warning 21, NWS Norman, OK

June 4, 2005Stephens County, Oklahoma

NWS Norman, OK issued this tornado warning at Jun 4, 2005, 6:06 PM CDT for Stephens County, Oklahoma. 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
Jun 4, 2005, 6:06 PM CDT (23:06 UTC)
Expired
Jun 4, 2005, 6:30 PM CDT
In force
24 min
Issued by
NWS Norman, OK
Area
Counties, with a storm outline in the text

County Stephens County, OK

The radar

The Altus AFB radar (KFDR), 90 km from the middle of the area, began a volume at 23:09 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.

IssuedProductOfficeLasted
Jun 4, 3:30 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.1 hours before the alert went out and 88 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-pSkew-T log-p diagram, Norman, OK at 12:00Z on 2005-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1635 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 12:00Z on 2005-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1635 J/kg
Mixed-layer CIN
-255 J/kg
Mixed-layer LCL
986 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KOUN 042306
TOROUN
OKC137-042330-
/O.NEW.KOUN.TO.W.0021.050604T2306Z-050604T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
606 PM CDT SAT JUN 4 2005

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN STEPHENS COUNTY IN SOUTHERN OKLAHOMA

* UNTIL 630 PM CDT

* AT 606 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES WEST OF
  MARLOW...MOVING EAST NORTHEAST AT 25 MPH.

* LOCATIONS IN THE WARNING INCLUDE MARLOW

DO NOT STOP UNDER BRIDGES OR HIGHWAY OVERPASSES SINCE THEY OFFER NO
PROTECTION FROM TORNADO WINDS. STOPPING UNDER BRIDGES WILL BLOCK THE
ROAD AND PREVENT YOU AND OTHERS FROM REACHING SAFE SHELTER.

THIS TORNADO MAY BE OBSCURED BY RAIN AND MAY NOT BE VISIBLE. 
ABANDON 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.

LAT...LON 3468 9814 3451 9814 3469 9780

$$

24

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 9:45 PM CDTSevere Thunderstorm WarningOUNKay45 min
Jun 3, 10:28 PM CDTSevere Thunderstorm WarningOUNKay47 min
Jun 3, 11:08 PM CDTTornado WarningOUNKay43 min
Jun 4, 1:15 AM CDTSevere Thunderstorm WarningOUNKay45 min
Jun 4, 4:23 PM CDTSevere Thunderstorm WarningOUNGrady52 min
Jun 4, 4:32 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton43 min
Jun 4, 4:40 PM CDTTornado WarningOUNCotton35 min
Jun 4, 5:04 PM CDTSevere Thunderstorm WarningOUNStephens26 min
Jun 4, 5:10 PM CDTSevere Thunderstorm WarningOUNCanadian, Grady, Oklahoma50 min
Jun 4, 5:14 PM CDTSevere Thunderstorm WarningOUNComanche31 min
Jun 4, 5:39 PM CDTSevere Thunderstorm WarningOUNComanche, Stephens51 min
Jun 4, 5:43 PM CDTSevere Thunderstorm WarningOUNCleveland, McClain62 min
Jun 4, 5:51 PM CDTTornado WarningOUNComanche24 min
Jun 4, 5:58 PM CDTSevere Thunderstorm WarningOUNCanadian, Oklahoma47 min
Jun 4, 6:05 PM CDTSevere Thunderstorm WarningOUNGrady40 min
Jun 4, 6:07 PM CDTSevere Thunderstorm WarningOUNJackson, Tillman38 min
Jun 4, 6:13 PM CDTTornado WarningOUNComanche, Stephens32 min
Jun 4, 6:14 PM CDTSevere Thunderstorm WarningOUNLogan46 min
Jun 4, 6:16 PM CDTSevere Thunderstorm WarningOUNCotton22 min
Jun 4, 6:18 PM CDTSevere Thunderstorm WarningOUNKay, Noble42 min
Jun 4, 6:41 PM CDTTornado WarningOUNGrady, Stephens49 min
Jun 4, 6:46 PM CDTSevere Thunderstorm WarningOUNNoble, Payne44 min
Jun 4, 6:47 PM CDTSevere Thunderstorm WarningOUNCanadian43 min
Jun 4, 6:56 PM CDTSevere Thunderstorm WarningOUNComanche49 min
Jun 4, 6:59 PM CDTSevere Thunderstorm WarningOUNKingfisher, Logan46 min

Nearby

Tornado Warnings in Oklahoma, 2005Every tornado warning in 2005Tornadoes in 2005

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.