Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 168, NWS Tulsa, OK

June 5, 2013Osage County, Pawnee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 5, 2013, 3:40 AM CDT for Osage County, Pawnee County, Oklahoma. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 5, 2013, 3:40 AM CDT (08:40 UTC)
Expired: Jun 5, 2013, 4:45 AM CDT
In force: 65 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Osage County, OK, Pawnee County, OK

The radar

The Tulsa radar (KINX), 94 km from the middle of the area, began a volume at 08:42 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.

Issued	Product	Office	Lasted
Jun 4, 9:37 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 8.7 hours before the alert went out and 85 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: 1875 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 996 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 126 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.9

Open this sounding in Storm Lab

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 Jun 4, 11:46 PM CDT, 3 hours 54 minutes earlier.

Area forecast discussion, Jun 4, 11:46 PM CDT, 3 hours 54 minutes before

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Hazardous weather outlook, Jun 4, 5:18 PM CDT, 10 hours 22 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
518 PM CDT TUE JUN 4 2013

ARZ001-002-010-011-019-020-029-OKZ049-053>076-051000-
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-
515 PM CDT TUE JUN 4 2013

.DAY ONE...TONIGHT.

SEVERE THUNDERSTORM.
	RISK...LIMITED.
	AREA...PRIMARILY EASTERN OKLAHOMA.
	ONSET...AFTER MIDNIGHT.

FLASH FLOOD.
	RISK...LIMITED.
	AREA...NORTHEAST OKLAHOMA.
	ONSET...OVERNIGHT.

HEAVY RAIN.
	RISK...LIMITED.
	AREA...NORTHEAST OKLAHOMA.
	ONSET...OVERNIGHT.

DISCUSSION...
THUNDERSTORMS..DEVELOPING NEAR A FRONTAL BOUNDARY IN SOUTHWEST
KANSAS AND NORTHWEST OKLAHOMA THIS EVENING WILL MOVE SOUTHEAST
INTO EASTERN OKLAHOMA AFTER MIDNIGHT AND EVENTUALLY REACH INTO
NORTHWEST ARKANSAS LATE TONIGHT.

THIS THUNDERSTORM COMPLEX  WILL BE CAPABLE OF A LIMITED THREAT
OF DAMAGING WIND AND HEAVY RAINFALL. HEAVY RAINFALL OVER AREAS
THAT HAVE RECEIVED COPIOUS RAIN...THE PAST SEVERAL DAYS RAISES
FLASH FLOOD CONCERNS AND LONGER DURATION FLOOD PROBLEMS.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
LOCAL SPOTTER ACTIVATION MAY BE NEEDED.

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

EXTENDED DISCUSSION...
THE FRONTAL BOUNDARY WILL PUSH SLOWLY SOUTHEAST INTO OUR AREA
WEDNESDAY...AND SERVE AS A FOCUS FOR STRONG TO SEVERE STORMS.
THE POTENTIAL ALSO EXISTS FOR MORE HEAVY RAINFALL AND A RISK
OF FLOODING.

THUNDERSTORM CHANCES WILL CONTINUE FOR SOUTHEASTERN OKLAHOMA
AND NORTHWESTERN ARKANSAS THURSDAY. THE SEVERE WEATHER THREAT
WILL END AS THE FRONT MOVES SOUTH AND EAST LATE THURSDAY.

DRY AND MILD WEATHER WILL PREVAIL FRIDAY...WITH THUNDERSTORM
CHANCES INCREASING AGAIN SUNDAY AND MONDAY.

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

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 4:21 AM CDT	Special Weather Statement	TSA	Pawnee	24 min
Jun 5, 4:35 AM CDT	Special Weather Statement	TSA	Osage, Washington	40 min
Jun 5, 4:44 AM CDT	Special Weather Statement	TSA	Creek, Tulsa	31 min
Jun 5, 5:10 AM CDT	Special Weather Statement	TSA	Creek, Nowata, Okfuskee, Rogers, Tulsa, Washington	35 min
Jun 5, 5:51 AM CDT	Special Weather Statement	TSA	Nowata, Okfuskee, Okmulgee, Rogers, Wagoner	24 min
Jun 5, 6:13 AM CDT	Special Weather Statement	TSA	Craig, Mayes, Ottawa	47 min
Jun 5, 6:17 AM CDT	Special Weather Statement	TSA	McIntosh, Muskogee, Okmulgee, Wagoner	43 min
Jun 5, 6:57 AM CDT	Special Weather Statement	TSA	Delaware, Ottawa	33 min
Jun 5, 7:03 AM CDT	Special Weather Statement	TSA	Cherokee, Haskell, Muskogee	42 min
Jun 5, 7:43 AM CDT	Special Weather Statement	TSA	Adair, Haskell, Sequoyah	32 min
Jun 5, 11:56 AM CDT	Special Weather Statement	TSA	Haskell, McIntosh	64 min
Jun 5, 12:40 PM CDT	Special Weather Statement	TSA	Sequoyah	65 min
Jun 5, 7:28 AM CDT	Special Weather Statement	TSA	Benton	47 min
Jun 5, 8:00 AM CDT	Special Weather Statement	TSA	Benton	45 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.