Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 233, NWS Tulsa, OK

July 23, 2013Washington County, Arkansas; 7 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 23, 2013, 11:47 PM CDT for Washington County, Arkansas; 7 counties in Oklahoma. It was in force for 58 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: Jul 23, 2013, 11:47 PM CDT (04:47 UTC)
Expired: Jul 24, 2013, 12:45 AM CDT
In force: 58 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Washington County, AR, Adair County, OK, Cherokee County, OK, Craig County, OK, Delaware County, OK, Mayes County, OK, Rogers County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 68 km from the middle of the area, began a volume at 04:49 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
Jul 24, 12:15 AM CDT	TSTM WND DMG	8 Nne Wagoner, OK	TREES DOWN ONTO MOBILE HOMES NEAR WHITEHORN COVE MARINA.

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 one storm report to this severe thunderstorm warning; the first came 28 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
Jul 23, 5:15 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 4.8 hours before the alert went out and 123 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: 2629 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 1440 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.4

Open this sounding in Storm Lab

The text

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

961 
WUUS54 KTSA 240447
SVRTSA
ARC143-OKC001-021-035-041-097-131-145-240545-
/O.NEW.KTSA.SV.W.0233.130724T0447Z-130724T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1147 PM CDT TUE JUL 23 2013

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA...
  NORTHERN ADAIR COUNTY IN NORTHEAST OKLAHOMA...
  SOUTHEASTERN CRAIG COUNTY IN NORTHEAST OKLAHOMA...
  SOUTHERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA...
  MAYES COUNTY IN NORTHEAST OKLAHOMA...
  EASTERN ROGERS COUNTY IN NORTHEAST OKLAHOMA...
  EASTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA...
  WESTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 1245 AM CDT

* AT 1145 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM PENSACOLA TO 7 MILES SOUTHEAST OF FOYIL...MOVING
  SOUTHEAST AT 50 MPH.

  STORM HAZARDS INCLUDE...
  WIND GUSTS TO 60 MPH...

* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  LANGLEY...DISNEY...SPAVINAW STATE PARK...PRYOR...SPAVINAW...
  CHLOETA...SALINA...CHOUTEAU...LOCUST GROVE...ROSE...LEACH...TWIN
  OAKS...KANSAS...OAKS...PEGGS...SCRAPER...HULBERT...WATTS...
  TAHLEQUAH...PROCTOR...ELDON...CHRISTIE...CINCINNATI...WESTVILLE AND
  BARON.

THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 251 AND 280.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3612 9455 3610 9455 3610 9453 3599 9440
      3573 9507 3646 9570 3662 9514
TIME...MOT...LOC 0447Z 319DEG 42KT 3644 9510 3633 9545

$$

1 follow-up statement

052 
WWUS54 KTSA 240457
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1157 PM CDT TUE JUL 23 2013

ARC143-OKC001-021-035-041-097-131-145-240545-
/O.CON.KTSA.SV.W.0233.000000T0000Z-130724T0545Z/
WASHINGTON AR-CHEROKEE OK-CRAIG OK-DELAWARE OK-MAYES OK-ROGERS OK-
WAGONER OK-ADAIR OK-
1157 PM CDT TUE JUL 23 2013

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR NORTHERN ADAIR...EASTERN WAGONER...EASTERN ROGERS...MAYES...
SOUTHERN DELAWARE...SOUTHEASTERN CRAIG...CHEROKEE AND WESTERN
WASHINGTON COUNTIES...

AT 1153 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM SPAVINAW TO CHOUTEAU...MOVING SOUTHEAST AT 50 MPH.

STORM HAZARDS INCLUDE...
WIND GUSTS TO 60 MPH...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...MAZIE...
LOCUST GROVE...MURPHY...ROSE...LEACH...TWIN OAKS...PEGGS...OAKS...
KANSAS...LOST CITY...SCRAPER...HULBERT...NATURAL FALLS STATE PARK...
TAHLEQUAH...WATTS...BALLARD...PROCTOR...ELDON...CHRISTIE...
CINCINNATI...WESTVILLE...BARON AND SUMMERS.

THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 251 AND 280.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3612 9455 3610 9455 3610 9453 3599 9440
      3573 9507 3646 9570 3662 9514
TIME...MOT...LOC 0457Z 319DEG 42KT 3634 9500 3618 9535

$$

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 Jul 23, 9:19 PM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 23, 9:19 PM CDT, 2 hours 28 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
919 PM CDT TUE JUL 23 2013

.DISCUSSION...
EVOLVING COMPLEX OF STORMS ACROSS KANSAS IS BEGINNING TO
ACCELERATE SOUTH SOUTHEAST. AT THE SAME TIME...STORMS OVER
ARKANSAS CONTINUE TO BECOME MORE WIDESPREAD WITH CONTINUED
DEVELOMENT ON THE WESTERN END INTO EASTERN OKLAHOMA. IT APPEARS
THESE TWO AREAS ARE TRYING TO MERGE AND THE RESULT LOOKS TO BE A
LARGE MCS THAT WILL AFFECT MUCH OF THE FORECAST AREA OVERNIGHT.
SEVERE STORMS WILL REMAIN LIKELY WITH INITIALLY LARGE HAIL AND
DAMAGING WINDS TRANSITIONING TO MAINLY A DAMAGING WIND THREAT.
LOCALLY HEAVY RAINFALL AMOUNTS MAY ALSO RESULT IN SOME LOCALIZED
FLOODING.

HAVE RAISED POPS AND LOWERED TEMPERATURES OVERNIGHT BASED ON THE
ABOVE SCENARIO.

UPDATE ON THE WAY.

&&

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

&&

SHORT TERM...10
LONG TERM....05

PLATE

Hazardous weather outlook, Jul 23, 10:45 PM CDT, 1 hour 2 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
1045 PM CDT TUE JUL 23 2013

ARZ001-002-010-011-019-020-029-OKZ049-053>076-241000-
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-
1045 PM CDT TUE JUL 23 2013

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

.DAY ONE...TONIGHT.

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

	AREA AT GREATEST RISK...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS.

FLASH FLOOD.
	RISK...ELEVATED.
	AREA...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

HEAVY RAIN.
	RISK...ELEVATED.
	AREA...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

DISCUSSION...
A LARGE AND DAMAGING THUNDERSTORM COMPLEX WILL SWEEP ACROSS MUCH OF
EASTERN OKLAHOMA AND NORTHWEST ARKANSAS OVERNIGHT.  THESE STORMS
WILL LIKELY BE SEVERE WITH WIDESPREAD DAMAGING WINDS...SOME
SIGNIFICANT...ESPECIALLY ACROSS NORTHEAST OKLAHOMA. IN ADDITION...
STRONG TO SEVERE THUNDERSTORMS WILL CONTINUE ACROSS EAST CENTRAL
OKLAHOMA AND NORTHWEST ARKANSAS AHEAD OF THE MAIN CONVECTIVE LINE.
VERY HEAVY RAINFALL AND LOCALLY DAMAGING WINDS WILL BE LIKELY
IN THE STRONGER STORMS WITH THE THREAT FOR FLASH FLOODING.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
ACTIVATION OF THE REGIONAL SPOTTER NETWORK LIKELY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
WEDNESDAY...SEVERE THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL.
THURSDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL...
           HEAVY RAIN POTENTIAL.
FRIDAY AND SATURDAY...THUNDERSTORM POTENTIAL.
SUNDAY...NO HAZARDS.
MONDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
THUNDERSTORMS ARE LIKELY TO BE ONGOING WEDNESDAY...AND MAY PERSIST
THROUGH MUCH OF THE MORNING HOURS. THE SEVERE WEATHER POTENTIAL
WILL BE LIMITED DURING THIS TIMEFRAME. STORMS MAY ALSO DEVELOP
LATER IN THE DAY ALONG THE RESIDUAL OUTFLOW BOUNDARY. WHILE
TEMPERATURES WILL BE SLIGHTLY COOLER... HIGH HUMIDITY LEVELS WILL
MAINTAIN HEAT INDEX VALUES AROUND 100 DEGREES FOR MUCH OF THE
AREA.

ANOTHER STRONG THUNDERSTORM COMPLEX IS LIKELY TO MOVE INTO
THE REGION LATE THURSDAY THROUGH FRIDAY.  SEVERE WEATHER
AND LOCALLY HEAVY RAINFALL WILL REMAIN POSSIBLE WITH THIS
STORM COMPLEX.  COOLER TEMPERATURES AND ISOLATED THUNDERSTORMS
ARE IN THE FORECAST FOR MUCH OF THE WEEKEND INTO EARLY NEXT WEEK.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

In the hours before

Local storm report, Jul 23, 10:59 PM CDT, 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1059 PM CDT TUE JUL 23 2013

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

1050 PM     TSTM WND GST     7 SW BURBANK            36.62N 96.82W
07/23/2013  M58 MPH          OSAGE              OK   MESONET

            MEASURED GUST OF 58 MPH AT THE BURBANK MESONET.

&&

JDS

Local storm report, Jul 23, 11:00 PM CDT, 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1100 PM CDT TUE JUL 23 2013

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

1050 PM     TSTM WND GST     8 ESE FORAKER           36.83N 96.43W
07/23/2013  M66 MPH          OSAGE              OK   MESONET

            MEASURED WIND GUST OF 66 MPH AT THE FORAKER MESONET.

&&

JDS

Local storm report, Jul 23, 11:03 PM CDT, 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1103 PM CDT TUE JUL 23 2013

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

1054 PM     TSTM WND GST     7 SW BURBANK            36.62N 96.82W
07/23/2013  M73 MPH          OSAGE              OK   MESONET

            MEASURED WIND GUST OF 73 MPH AT THE BURBANK MESONET.

&&

JDS

Local storm report, Jul 23, 11:14 PM CDT, 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1114 PM CDT TUE JUL 23 2013

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

1104 PM     TSTM WND GST     2 S WYNONA              36.52N 96.33W
07/23/2013  M66 MPH          OSAGE              OK   MESONET

            MEASURED WIND GUST OF 66 MPH AT WYNONA MESONET.

&&

JDS

Local storm report, Jul 23, 11:45 PM CDT, 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1145 PM CDT TUE JUL 23 2013

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

1134 PM     TSTM WND GST     3 SSE SPERRY            36.26N 95.97W
07/23/2013  E60 MPH          TULSA              OK   TRAINED SPOTTER

            THUNDERSTORM WINDS ESTIMATED TO 60 MPH. 3 INCH DIAMETER
            TREE LIMBS DOWNED.

&&

JDS

Local storm report, Jul 23, 11:46 PM CDT, 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1146 PM CDT TUE JUL 23 2013

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

1142 PM     TSTM WND GST     TULSA                   36.13N 95.92W
07/23/2013  M76 MPH          TULSA              OK   ASOS

            MEASURED 76 MPH WINDS AT THE TULSA INTERNATIONAL AIRPORT.

&&

JDS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 23, 7:47 PM CDT	Special Weather Statement	TSA	Madison	28 min
Jul 23, 7:53 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	37 min
Jul 23, 8:13 PM CDT	Special Weather Statement	TSA	Franklin	32 min
Jul 23, 8:32 PM CDT	Special Weather Statement	TSA	Franklin	43 min
Jul 23, 8:35 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Madison, Washington	40 min
Jul 23, 9:26 PM CDT	Severe Thunderstorm Warning	TSA	Carroll	49 min
Jul 23, 9:33 PM CDT	Severe Thunderstorm Warning	TSA	Washington	42 min
Jul 23, 10:09 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison	36 min
Jul 24, 1:34 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	56 min
Jul 24, 3:30 PM CDT	Flash Flood Watch	TSA	Benton, Carroll, Madison, Washington	52 hr
Jul 23, 7:00 PM CDT	Special Weather Statement	TSA	Wagoner	30 min
Jul 23, 7:21 PM CDT	Special Weather Statement	TSA	LeFlore	24 min
Jul 23, 9:06 PM CDT	Special Weather Statement	TSA	Adair	24 min
Jul 23, 9:08 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	37 min
Jul 23, 9:11 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers	34 min
Jul 23, 9:42 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Rogers	48 min
Jul 23, 10:13 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Osage, Ottawa, Washington	62 min
Jul 23, 10:47 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Craig, Creek, Delaware, Mayes, Nowata and 5 more	58 min
Jul 23, 10:49 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee, Osage, Pawnee, Tulsa	56 min
Jul 23, 11:17 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa, Wagoner	43 min
Jul 23, 11:41 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Mayes, Muskogee, Okmulgee, Osage, Rogers and 2 more	34 min
Jul 23, 11:45 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Muskogee, Okmulgee, Pawnee, Tulsa	30 min
Jul 23, 11:51 PM CDT	Areal Flood Advisory	TSA	Creek, Okmulgee, Osage, Rogers, Tulsa, Wagoner	54 min
Jul 24, 12:08 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Creek, McIntosh, Mayes, Muskogee and 4 more	52 min
Jul 24, 12:15 AM CDT	Flash Flood Warning	TSA	Craig, Delaware, Ottawa	105 min
Jul 24, 12:19 AM CDT	Tornado Warning	TSA	Adair, Cherokee, Mayes, Muskogee, Sequoyah, Wagoner	26 min
Jul 24, 12:27 AM CDT	Flash Flood Warning	TSA	Creek, Osage, Pawnee, Tulsa, Wagoner	6 hr
Jul 24, 12:38 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, McIntosh and 6 more	67 min
Jul 24, 12:46 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee	44 min
Jul 24, 12:46 AM CDT	Tornado Warning	TSA	Adair, Cherokee, Muskogee, Sequoyah	44 min
Jul 24, 12:49 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Delaware, Haskell, LeFlore, Mayes and 3 more	6 hr
Jul 24, 1:01 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, LeFlore, Pushmataha	6 hr
Jul 24, 1:06 AM CDT	Tornado Warning	TSA	Latimer, Pittsburg	24 min
Jul 24, 1:31 AM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, Pittsburg, Pushmataha	59 min
Jul 24, 1:46 AM CDT	Special Weather Statement	TSA	McIntosh, Okfuskee, Okmulgee	44 min
Jul 24, 2:14 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Pushmataha	61 min
Jul 24, 6:54 AM CDT	Areal Flood Warning	TSA	Adair, Cherokee, Delaware, Haskell, Latimer, LeFlore and 3 more	6 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2013 Severe Thunderstorm Warnings in Arkansas, 2013 Every severe thunderstorm warning in 2013

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.