Alert archive / Oklahoma / Special Weather Statements in 2012

Special Weather Statement, NWS Tulsa, OK

July 9, 2012LeFlore County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Jul 9, 2012, 5:22 PM CDT for LeFlore County, Oklahoma. It was in force for 23 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: Jul 9, 2012, 5:22 PM CDT (22:22 UTC)
Expired: Jul 9, 2012, 5:45 PM CDT
In force: 23 min
Issued by: NWS Tulsa, OK

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 51 km from the middle of the area, began a volume at 22:23 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

Norman, OK (KOUN), launched 12:00Z, 10.4 hours before the alert went out and 242 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: 1268 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 1242 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 56 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.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 9, 3:47 PM CDT, 1 hour 35 minutes earlier.

Area forecast discussion, Jul 9, 3:47 PM CDT, 1 hour 35 minutes before

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Hazardous weather outlook, Jul 9, 4:46 PM CDT, 36 minutes before

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In the hours before

Local storm report, Jul 9, 3:21 PM CDT, 2 hours 1 minute before

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Local storm report, Jul 9, 3:25 PM CDT, 1 hour 57 minutes before

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Local storm report, Jul 9, 3:43 PM CDT, 1 hour 39 minutes before

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Special weather statement, Jul 9, 3:43 PM CDT, 1 hour 39 minutes before

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Special weather statement, Jul 9, 4:44 PM CDT, 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
444 PM CDT MON JUL 9 2012

OKZ049-092230-
PUSHMATAHA OK-
444 PM CDT MON JUL 9 2012

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 530 PM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     PUSHMATAHA

AT 445 PM CDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 11 MILES EAST OF CLOUDY TO 2 MILES WEST OF SNOW TO 4
MILES NORTH OF DUNBAR...MOVING SOUTH AT 10 MPH. SOME LOCATIONS THAT
WILL BE AFFECTED BY THESE STORMS INCLUDE...ANTLERS...CORINNE...
DELA...RATTAN...CLOUDY...MOYERS...FINLEY...KOSOMA...SNOW...OLETA...
KELLOND...EUBANKS AND DUNBAR.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.

LAT...LON 3417 9575 3460 9565 3451 9546 3439 9504
      3432 9504 3423 9509 3423 9514 3416 9514
TIME...MOT...LOC 2145Z 347DEG 8KT 3431 9508 3439 9545
          3451 9557

Special weather statement, Jul 9, 5:22 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
522 PM CDT MON JUL 9 2012

OKZ074>076-092245-
HASKELL OK-LATIMER OK-LE FLORE OK-
522 PM CDT MON JUL 9 2012

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 545 PM CDT
FOR THE FOLLOWING COUNTIES...

IN SOUTHEAST OKLAHOMA
     SOUTHEASTERN HASKELL...CENTRAL LE FLORE AND NORTHEASTERN LATIMER

AT 522 PM CDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES SOUTHEAST OF MILTON TO HEAVENER RUNESTONE
STATE PARK...MOVING SOUTHWEST AT 10 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THESE STORMS INCLUDE...HODGEN...SUMMERFIELD...HEAVENER...
FANSHAWE...HOWE...WISTER...MILTON...LAKE WISTER STATE PARK AND
HEAVENER RUNESTONE STATE PARK.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.

LAT...LON 3505 9509 3519 9482 3491 9444 3486 9444
      3474 9468
TIME...MOT...LOC 2222Z 057DEG 8KT 3508 9483 3489 9457

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 8, 7:05 PM CDT	Special Weather Statement	TSA	Wagoner	25 min
Jul 8, 7:29 PM CDT	Special Weather Statement	TSA	Choctaw	31 min
Jul 8, 7:45 PM CDT	Special Weather Statement	TSA	Delaware	30 min
Jul 8, 8:04 PM CDT	Special Weather Statement	TSA	Ottawa	26 min
Jul 8, 8:08 PM CDT	Special Weather Statement	TSA	Delaware	37 min
Jul 8, 8:31 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	28 min
Jul 8, 9:00 PM CDT	Special Weather Statement	TSA	Ottawa	30 min
Jul 9, 2:22 PM CDT	Special Weather Statement	TSA	Okfuskee	23 min
Jul 9, 3:43 PM CDT	Special Weather Statement	TSA	Adair	32 min
Jul 9, 4:44 PM CDT	Special Weather Statement	TSA	Pushmataha	46 min

Nearby

Special Weather Statements in Oklahoma, 2012 Every special weather statement in 2012

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.