Alert archive / Oklahoma / Special Weather Statements in 2012

Special Weather Statement, NWS Tulsa, OK

August 16, 2012Mayes County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Aug 16, 2012, 5:21 PM CDT for Mayes County, Oklahoma. It was in force for 24 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: Aug 16, 2012, 5:21 PM CDT (22:21 UTC)
Expired: Aug 16, 2012, 5:45 PM CDT
In force: 24 min
Issued by: NWS Tulsa, OK

County Mayes County, OK

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.4 hours before the alert went out and 128 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: 1719 J/kg
Mixed-layer CIN: -126 J/kg
Mixed-layer LCL: 1553 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 106 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.

194 
WWUS84 KTSA 162221
SPSTSA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
521 PM CDT THU AUG 16 2012

OKZ062-063-068-162245-
CHEROKEE OK-DELAWARE OK-MAYES OK-
521 PM CDT THU AUG 16 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 EAST CENTRAL OKLAHOMA
     NORTHERN CHEROKEE

IN NORTHEAST OKLAHOMA
     SOUTHWESTERN DELAWARE AND EASTERN MAYES

AT 521 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES EAST OF
SALINA...MOVING SOUTHEAST AT 20 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...OAKS...LEACH...TWIN OAKS...ROSE...
SALINA...SNOWDALE STATE PARK AND SPAVINAW STATE PARK.

THIS STORM WILL BE CAPABLE OF PRODUCING DIME SIZE HAIL AND WIND
GUSTS TO 50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE
THE SIGNIFICANT WEATHER ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3623 9478 3605 9495 3628 9525 3642 9511
TIME...MOT...LOC 2221Z 310DEG 16KT 3630 9510

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 15, 7:24 PM CDT	Special Weather Statement	TSA	Sequoyah	36 min
Aug 16, 1:42 PM CDT	Special Weather Statement	TSA	Delaware	33 min
Aug 16, 1:53 PM CDT	Special Weather Statement	TSA	Delaware	37 min
Aug 16, 2:02 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware	46 min
Aug 16, 2:15 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	60 min
Aug 16, 2:38 PM CDT	Special Weather Statement	TSA	Nowata, Washington	37 min
Aug 16, 3:23 PM CDT	Special Weather Statement	TSA	Delaware	67 min
Aug 16, 4:19 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	26 min
Aug 16, 4:24 PM CDT	Special Weather Statement	TSA	Ottawa	36 min
Aug 16, 4:31 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	26 min
Aug 16, 4:34 PM CDT	Special Weather Statement	TSA	Rogers	26 min
Aug 16, 4:41 PM CDT	Special Weather Statement	TSA	Mayes	34 min
Aug 16, 4:50 PM CDT	Special Weather Statement	TSA	Delaware	25 min
Aug 16, 4:53 PM CDT	Severe Thunderstorm Warning	TSA	Rogers	28 min
Aug 16, 5:03 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	30 min
Aug 16, 5:16 PM CDT	Special Weather Statement	TSA	Tulsa	29 min
Aug 16, 5:16 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee, Tulsa	44 min
Aug 16, 5:25 PM CDT	Special Weather Statement	TSA	Wagoner	35 min
Aug 16, 5:31 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Tulsa, Wagoner	29 min
Aug 16, 5:39 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware	36 min
Aug 16, 5:44 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	46 min
Aug 16, 5:47 PM CDT	Special Weather Statement	TSA	Cherokee	28 min
Aug 16, 5:53 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Mayes	52 min
Aug 16, 6:03 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Tulsa, Wagoner	46 min
Aug 16, 6:17 PM CDT	Severe Thunderstorm Warning	TSA	Creek	31 min
Aug 16, 6:30 PM CDT	Special Weather Statement	TSA	Adair	60 min
Aug 16, 6:40 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee, Wagoner	35 min
Aug 16, 6:37 PM CDT	Special Weather Statement	TSA	Madison	23 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.