Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 191, NWS Tulsa, OK

April 24, 2006Craig County, Delaware County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 24, 2006, 1:10 PM CDT for Craig County, Delaware County, Oklahoma. It was in force for 65 min. 4 reports 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: Apr 24, 2006, 1:10 PM CDT (18:10 UTC)
Expired: Apr 24, 2006, 2:15 PM CDT
In force: 65 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

Counties Craig County, OK, Delaware County, OK

The radar

The Tulsa radar (KINX), 61 km from the middle of the area, began a volume at 18:10 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

Time	Report	Where	Remark
Apr 24, 1:10 PM CDT	TSTM WND DMG	White Oak, OK	SEVERAL POWER POLES BLOWN DOWN. RAILROAD CROSSING SIGNAL DAMAGED.
Apr 24, 1:24 PM CDT	HAIL 1	Big Cabin, OK
Apr 24, 1:38 PM CDT	HAIL 1	Cleora, OK
Apr 24, 1:44 PM CDT	HAIL 1	Bernice, OK

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 4 storm reports to this severe thunderstorm warning; the first came 0 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

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 24, 12:32 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 6.2 hours before the alert went out and 122 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: 1281 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 204 m²/s²
0-3 km storm-relative helicity: 374 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 241810
SVRTSA
OKC035-041-241915-
/O.NEW.KTSA.SV.W.0191.060424T1810Z-060424T1915Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
110 PM CDT MON APR 24 2006

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRAIG COUNTY IN NORTHEAST OKLAHOMA
  DELAWARE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 215 PM CDT

* AT 104 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND
  DAMAGING WINDS TO 70 MPH. THIS STORM WAS LOCATED NEAR WHITE OAK...
  MOVING SOUTHEAST AT 25 MPH. THIS STORM HAS A HISTORY OF            
  PRODUCING HAIL TO THE SIZE OF QUARTERS.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...VINITA...BIG
  CABIN...CLEORA...BERNICE...DISNEY...CHLOETA...GROVE AND JAY.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER
IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

LAT...LON 3672 9500 3668 9501 3667 9465 3618 9475
      3631 9500 3652 9502 3652 9532 3660 9532
      3661 9543 3677 9543 3677 9543

$$

2 follow-up statements

000 
WWUS54 KTSA 241837
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
138 PM CDT MON APR 24 2006

OKC035-041-241915-
/O.CON.KTSA.SV.W.0191.000000T0000Z-060424T1915Z/
CRAIG OK-DELAWARE OK-
138 PM CDT MON APR 24 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR DELAWARE AND CRAIG COUNTIES...

AT 132 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL
AND DAMAGING WINDS TO 70 MPH. THIS STORM WAS LOCATED NEAR CLEORA...
MOVING EAST AT 35 MPH. THIS STORM HAS A HISTORY OF PRODUCING HAIL TO 
THE SIZE OF QUARTERS IN BIG CABIN.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BERNICE...
CHLOETA...ZENA...GROVE AND JAY.

THIS IS A DANGEROUS STORM THAT HAS A HISTORY OF PRODUCING LARGE HAIL.
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

LAT...LON 3672 9500 3668 9501 3667 9465 3618 9475
      3631 9500 3652 9502 3652 9532 3660 9532
      3661 9543 3677 9543 3677 9543

$$

000 
WWUS54 KTSA 241903
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
203 PM CDT MON APR 24 2006

OKC035-241913-
/O.CAN.KTSA.SV.W.0191.000000T0000Z-060424T1915Z/
CRAIG OK-
203 PM CDT MON APR 24 2006

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

THE SEVERE THUNDERSTORM HAS MOVED OUT OF CRAIG COUNTY. HEAVY RAIN 
WILL REMAIN POSSIBLE.

LAT...LON 3672 9500 3668 9501 3667 9465 3618 9475
      3631 9500 3652 9502 3655 9502 3658 9501
      3660 9501 3664 9501 3669 9502

$$

OKC041-241915-
/O.CON.KTSA.SV.W.0191.000000T0000Z-060424T1915Z/
DELAWARE OK-
203 PM CDT MON APR 24 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR DELAWARE COUNTY...

AT 201 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DAMAGING WINDS TO 70 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM GROVE TO CHLOETA...MOVING EAST AT 25 MPH.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...JAY.

THIS STORM IS LIKELY PRODUCING LARGE HAIL AND DAMAGING WINDS. SEEK
SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

LAT...LON 3672 9500 3668 9501 3667 9465 3618 9475
      3631 9500 3652 9502 3655 9502 3658 9501
      3660 9501 3664 9501 3669 9502

$$

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 24, 11:45 AM CDT, 1 hour 25 minutes earlier.

Area forecast discussion, Apr 24, 11:45 AM CDT, 1 hour 25 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
1145 AM CDT MON APR 24 2006

.MESOSCALE UPDATE...
HAIL PRODUCERS ALONG THE NORTHEAST OKLAHOMA BORDER
HAVE SHOWN A TENDENCY TO MOVE/PROPAGATE MORE SOUTH
DURING THE LAST 30 MINUTES. NORTHERN TIER COUNTIES
DOWN TO ABOUT STATE HIGHWAY 412 AT RISK DURING THE
NEXT COUPLE OF HOURS.   EXPECT TRANSITION ELEVATED
STORMS TO MORE SURFACE BASED DURING THE MID - LATE
AFTERNOON.                                      GW

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
AR...NONE.
&&

SHORT TERM FORECASTER ID= 17
LONG TERM FORECASTER ID= 7

Hazardous weather outlook, Apr 24, 1:02 PM CDT, 8 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
102 PM CDT MON APR 24 2006

ARZ001-002-010-011-019-020-029-OKZ049-053>076-251000-
ADAIR OK-BENTON AR-CARROLL AR-CHEROKEE OK-CHOCTAW OK-CRAIG OK-
CRAWFORD AR-CREEK OK-DELAWARE OK-FRANKLIN AR-HASKELL OK-LATIMER OK-
LE FLORE OK-MADISON AR-MAYES OK-MCINTOSH OK-MUSKOGEE OK-NOWATA OK-
OKFUSKEE OK-OKMULGEE OK-OSAGE OK-OTTAWA OK-PAWNEE OK-PITTSBURG OK-
PUSHMATAHA OK-ROGERS OK-SEBASTIAN AR-SEQUOYAH OK-TULSA OK-WAGONER OK-
WASHINGTON OK-WASHINGTON AR-
102 PM CDT MON APR 24 2006

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...TODAY AND TONIGHT.

TORNADO.
	RISK...LIMITED.
	AREA...NORTHEAST OKLAHOMA.
	ONSET...LATE THIS AFTERNOON.

SEVERE THUNDERSTORM.
	RISK...ELEVATED.
	AREA...EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

	AREA AT GREATEST RISK...NORTHEAST OKLAHOMA.

DISCUSSION...
ONGOING THUNDERSTORMS ARE LOCATED ALONG A BOUNDARY WHICH RUNS
FROM MIAMI TO SPERRY TO STILLWATER.  ENOUGH INSTABILITY AND
SHEAR EXIST FOR A STRONG RISK OF SEVERE WEATHER  THROUGH THE
AFTERNOON HOURS NORTH OF INTERSTATE 40.  LATER TODAY...THE
CURRENT ACTIVITY WILL SHIFT OFF TO THE EAST. HOWEVER...THUNDERSTORMS
WILL DEVELOP IN VICINITY OF A SURFACE LOW OVER WESTERN OKLAHOMA AND
MOVE EAST INTO NORTHEAST OKLAHOMA. SUPERCELLS WILL BE POSSIBLE.
AS THE EVENING PROGRESSES A COLD FRONT WILL MOVE SOUTHEAST INTO THE
AREA FOCUSING THE THUNDERSTORMS INTO A COMPLEX WITH THE POTENTIAL
FOR HAIL AND STRONG WINDS. THIS COMPLEX WILL LAST INTO THE EARLY
MORNING HOURS TUESDAY.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION WILL BE NEEDED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.
TUESDAY...THUNDERSTORM POTENTIAL.
WEDNESDAY...NO HAZARDS.
THURSDAY...NO HAZARDS.
FRIDAY...THUNDERSTORM POTENTIAL.
SATURDAY...THUNDERSTORM POTENTIAL.
SUNDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
THUNDERSTORMS FROM TONIGHT WILL LINGER INTO TUESDAY MORNING
BEFORE ENDING.  HIGH PRESSURE WILL TAKE CONTROL LATER IN THE
DAY AND WILL STAY OVER THE AREA WEDNESDAY AND THURSDAY.
LATE THIS WEEK A COLD FRONT WILL SLOWLY ADVANCE INTO THE AREA
FROM THE NORTH WHILE AN UPPER LEVEL LOW TRIES TO MOVE NORTHEAST
INTO THE AREA FROM THE DESERT SOUTHWEST.  THUNDERSTORM CHANCES
WILL RESULT.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL TABULAR AND GRAPHICAL
INFORMATION.

In the hours before

Local storm report, Apr 24, 10:22 AM CDT, 2 hours 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1022 AM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0950 AM     HAIL             5 N PAWNEE              36.41N 96.80W
04/24/2006  E1.00 INCH       PAWNEE             OK   PUBLIC

&&

NMK

Local storm report, Apr 24, 11:38 AM CDT, 1 hour 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1138 AM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0630 AM     HAIL             KETCHUM                 36.52N 95.02W
04/24/2006  E0.75 INCH       CRAIG              OK   EMERGENCY MNGR

0630 AM     HAIL             SPAVINAW                36.39N 95.05W
04/24/2006  E0.75 INCH       MAYES              OK   LAW ENFORCEMENT

&&

NMK

Local storm report, Apr 24, 12:11 PM CDT, 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1211 PM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1138 AM     HAIL             COPAN                   36.90N 95.93W
04/24/2006  E0.75 INCH       WASHINGTON         OK   PUBLIC

1159 AM     HAIL             4 W BARTLESVILLE        36.75N 96.05W
04/24/2006  E0.88 INCH       OSAGE              OK   PUBLIC

1205 PM     HAIL             5 W PAWNEE              36.34N 96.89W
04/24/2006  E0.88 INCH       PAWNEE             OK   PUBLIC

            WINDS ALSO ESTIMATED AT 50 TO 60 MPH.

&&

NMK

Local storm report, Apr 24, 12:24 PM CDT, 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1224 PM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1115 AM     TSTM WND DMG     HULAH                   36.93N 96.04W
04/24/2006                   OSAGE              OK   COUNTY OFFICIAL

            TWO TREES BLOWN OVER...MANY LIMBS BROKEN. EST WIND GUSTS
            OF 65 TO 70 MPH.

&&

SAA

Local storm report, Apr 24, 12:35 PM CDT, 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1235 PM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     HAIL             PAWNEE                  36.34N 96.80W
04/24/2006  E0.75 INCH       PAWNEE             OK   PUBLIC

&&

SAA

Local storm report, Apr 24, 12:45 PM CDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1245 PM CDT MON APR 24 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1228 PM     HAIL             DELAWARE                36.78N 95.64W
04/24/2006  E1.50 INCH       NOWATA             OK   PUBLIC

&&

SAA

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 24, 5:37 AM CDT	Severe Thunderstorm Warning	TSA	Nowata	38 min
Apr 24, 5:45 AM CDT	Severe Thunderstorm Warning	TSA	Craig	45 min
Apr 24, 6:26 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes	34 min
Apr 24, 6:40 AM CDT	Severe Thunderstorm Warning	TSA	Delaware	65 min
Apr 24, 8:16 AM CDT	Severe Thunderstorm Warning	TSA	Osage	61 min
Apr 24, 9:25 AM CDT	Severe Thunderstorm Warning	TSA	Pawnee	42 min
Apr 24, 10:25 AM CDT	Severe Thunderstorm Warning	TSA	Osage	65 min
Apr 24, 11:21 AM CDT	Severe Thunderstorm Warning	TSA	Osage, Washington	54 min
Apr 24, 11:33 AM CDT	Severe Thunderstorm Warning	TSA	Nowata	57 min
Apr 24, 12:01 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	29 min
Apr 24, 12:14 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee, Washington	61 min
Apr 24, 12:17 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Rogers	58 min
Apr 24, 12:53 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Tulsa	82 min
Apr 24, 1:09 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Washington	51 min
Apr 24, 1:53 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	36 min
Apr 24, 2:00 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Tulsa, Wagoner	60 min
Apr 24, 2:13 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	50 min
Apr 24, 2:46 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee, Wagoner	59 min
Apr 24, 2:56 PM CDT	Severe Thunderstorm Warning	TSA	Adair	49 min
Apr 24, 4:50 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	70 min
Apr 24, 5:56 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Pawnee	79 min
Apr 24, 6:38 PM CDT	Tornado Warning	TSA	Creek, Tulsa	52 min
Apr 24, 6:44 PM CDT	Severe Thunderstorm Warning	TSA	Osage	76 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2006 Every 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.