Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 430, NWS Tulsa, OK

June 24, 2011Craig County, Ottawa County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 24, 2011, 2:30 AM CDT for Craig County, Ottawa County, Oklahoma. It was in force for 30 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 24, 2011, 2:30 AM CDT (07:30 UTC)
Expired
Jun 24, 2011, 3:00 AM CDT
In force
30 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon

Counties Craig County, OK, Ottawa County, OK

The radar

The Tulsa radar (KINX), 96 km from the middle of the area, began a volume at 07:31 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.5 hours before the alert went out and 93 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, Springfield, MO at 00:00Z on 2011-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2011-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.193958Sfc1 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
8 J/kg
Mixed-layer CIN
-379 J/kg
Mixed-layer LCL
1930 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
90 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.

119 
WUUS54 KTSA 240730
SVRTSA
OKC035-115-240800-
/O.NEW.KTSA.SV.W.0430.110624T0730Z-110624T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
230 AM CDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CRAIG COUNTY IN NORTHEAST OKLAHOMA
  SOUTHERN OTTAWA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 300 AM CDT

* AT 225 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WELCH...
  MOVING SOUTHEAST AT 35 MPH.

  STORM HAZARDS INCLUDE...
  QUARTER SIZE HAIL...
  WIND GUSTS TO 60 MPH...

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
  NARCISSA...MIAMI...FAIRLAND AND WYANDOTTE.

THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 296 AND 310.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3685 9461 3667 9461 3667 9488 3686 9519
      3695 9513
TIME...MOT...LOC 0731Z 297DEG 29KT 3685 9503

$$
2 follow-up statements
756 
WWUS54 KTSA 240745
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
245 AM CDT FRI JUN 24 2011

OKC035-240755-
/O.CAN.KTSA.SV.W.0430.000000T0000Z-110624T0800Z/
CRAIG OK-
245 AM CDT FRI JUN 24 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CRAIG COUNTY IS
CANCELLED...

THE STORM HAS MOVED OUT OF THE WARNED AREA...AND THEREFORE...THE 
WARNING HAS BEEN CANCELLED. REPORT ANY SEVERE WEATHER TO YOUR LOCAL 
LAW ENFORCEMENT FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 3685 9461 3667 9461 3667 9488 3678 9500
      3687 9491
TIME...MOT...LOC 0745Z 298DEG 31KT 3679 9489

$$

OKC115-240800-
/O.CON.KTSA.SV.W.0430.000000T0000Z-110624T0800Z/
OTTAWA OK-
245 AM CDT FRI JUN 24 2011

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 AM CDT FOR
SOUTHERN OTTAWA COUNTY...

AT 242 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR NARCISSA...
MOVING SOUTHEAST AT 35 MPH.

STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...OTTAWA...
FAIRLAND...TWIN BRIDGES STATE PARK AND WYANDOTTE.

THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 297 AND 307.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3685 9461 3667 9461 3667 9488 3678 9500
      3687 9491
TIME...MOT...LOC 0745Z 298DEG 31KT 3679 9489

$$
546 
WWUS54 KTSA 240757
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
257 AM CDT FRI JUN 24 2011

OKC115-240807-
/O.EXP.KTSA.SV.W.0430.000000T0000Z-110624T0800Z/
OTTAWA OK-
257 AM CDT FRI JUN 24 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN OTTAWA COUNTY EXPIRES
AT 300 AM CDT...

THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE
SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE.

GUSTY WINDS...SMALL HAIL AND HEAVY RAIN WILL STILL BE POSSIBLE WITH
THIS STORM.

TO REPORT PREVIOUS HAIL OR WIND DAMAGE...HAVE THE NEAREST LAW
ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN TULSA.

LAT...LON 3685 9461 3667 9461 3667 9488 3678 9500
      3687 9491
TIME...MOT...LOC 0757Z 298DEG 31KT 3674 9478

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 11:56 PM CDTSevere Thunderstorm WarningTSARogers34 min
Jun 24, 12:22 AM CDTSpecial Weather StatementTSAMayes23 min
Jun 24, 2:08 AM CDTSpecial Weather StatementTSACraig37 min
Jun 24, 3:15 AM CDTSpecial Weather StatementTSADelaware30 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2011Every severe thunderstorm warning in 2011

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.