Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 21, NWS Norman, OK

March 10, 2006Johnston County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Mar 10, 2006, 8:11 PM CST for Johnston County, Oklahoma. It was in force for 64 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 10, 2006, 8:11 PM CST (02:11 UTC)
Expired
Mar 10, 2006, 9:15 PM CST
In force
64 min
Issued by
NWS Norman, OK
Area
Counties, with a storm outline in the text

County Johnston County, OK

The radar

The Norman radar (KTLX), 123 km from the middle of the area, began a volume at 02:12 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.

What was reported inside it

TimeReportWhereRemark
Mar 10, 8:25 PM CSTHAIL 0.75Connerville, OKDIME TO PENNY SIZE HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.2 hours before the alert went out and 118 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 00:00Z on 2006-03-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2006-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3654 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
182 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.

000
WUUS54 KOUN 110212
SVROUN
OKC069-110315-
/O.NEW.KOUN.SV.W.0021.060311T0211Z-060311T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORMAN OK
811 PM CST FRI MAR 10 2006

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JOHNSTON COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 915 PM CST

* AT 811 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES WEST OF CONNERVILLE...MOVING           
  NORTHEAST   AT 35 MPH. ANOTHER SEVERE THUNDERSTORM WAS LOCATED     
  NEAR MADILL AND WILL MOVE INTO SOUTHERN PORTIONS OF JOHNSTON       
  COUNTY. 

* LOCATIONS IN THE WARNING INCLUDE BROMIDE...CONNERVILLE...
  FILLMORE...MILBURN...PONTOTOC...RAVIA...REAGAN...TISHOMINGO AND
  WAPANUCKA.

HAIL UP TO THE SIZE OF QUARTERS AND WINDS OF 60 MPH ARE LIKELY.

LAT...LON 3420 9693 3418 9654 3443 9638 3443 9651
      3452 9651 3451 9674

$$
1 follow-up statement
000
WWUS54 KOUN 110246
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
845 PM CST FRI MAR 10 2006

OKC069-110315-
/O.CON.KOUN.SV.W.0021.000000T0000Z-060311T0315Z/
JOHNSTON OK-
845 PM CST FRI MAR 10 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CST
FOR JOHNSTON COUNTY...

AT 845 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A 
SEVERE THUNDERSTORM 5 MILES SOUTH OF TISHOMINGO...MOVING NORTHEAST 
AT30 MPH. 

* LOCATIONS IN THE WARNING INCLUDE BROMIDE...COLEMAN...EXTREME
  NORTHEASTERN LAKE TEXOMA...FILLMORE...MILBURN...RAVIA...TISHOMINGO
  AND WAPANUCKA.

HAIL UP TO THE SIZE OF QUARTERS AND WINDS OF 60 MPH ARE LIKELY.

LAT...LON 3420 9682 3418 9662 3413 9647 3418 9641
      3440 9641 3442 9654 3431 9666

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 10, 6:58 PM CSTSevere Thunderstorm WarningOUNMarshall47 min
Mar 10, 7:35 PM CSTSevere Thunderstorm WarningOUNPontotoc40 min
Mar 10, 7:56 PM CSTSevere Thunderstorm WarningOUNHughes64 min
Mar 10, 8:06 PM CSTSevere Thunderstorm WarningOUNMarshall39 min
Mar 10, 8:22 PM CSTSevere Thunderstorm WarningOUNLove38 min
Mar 10, 8:29 PM CSTSevere Thunderstorm WarningOUNCoal46 min
Mar 10, 9:08 PM CSTSevere Thunderstorm WarningOUNAtoka52 min
Mar 10, 9:19 PM CSTSevere Thunderstorm WarningOUNBryan, Marshall41 min
Mar 10, 9:56 PM CSTTornado WarningOUNAtoka34 min
Mar 10, 10:00 PM CSTSevere Thunderstorm WarningOUNBryan45 min
Mar 10, 10:28 PM CSTTornado WarningOUNAtoka17 min
Mar 10, 11:10 PM CSTSevere Thunderstorm WarningOUNAtoka50 min
Mar 11, 12:34 PM CSTSevere Thunderstorm WarningOUNHughes26 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2006Every severe thunderstorm warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.