Alert archive / Oklahoma / Special Weather Statements in 2014

Special Weather Statement, NWS Tulsa, OK

August 8, 2014Haskell County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Aug 8, 2014, 4:13 PM CDT for Haskell County, Oklahoma. It was in force for 32 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 8, 2014, 4:13 PM CDT (21:13 UTC)
Expired: Aug 8, 2014, 4:45 PM CDT
In force: 32 min
Issued by: NWS Tulsa, OK

County Haskell County, OK

The radar

The Western Arkansas radar (KSRX), 54 km from the middle of the area, began a volume at 21:13 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

Springfield, MO (KSGF), launched 12:00Z, 9.2 hours before the alert went out and 211 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: 587 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 661 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 9 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.

174 
WWUS84 KTSA 082113
SPSTSA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
413 PM CDT FRI AUG 8 2014

OKZ074-082145-
HASKELL OK-
413 PM CDT FRI AUG 8 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 445 PM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     CENTRAL HASKELL

AT 413 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 2 MILES SOUTH OF
KANIMA...MOVING EAST AT 10 MPH. SOME LOCATIONS THAT WILL BE AFFECTED
BY THIS STORM INCLUDE...KEOTA AND KANIMA.

THIS STORM WILL BE CAPABLE OF PRODUCING PENNY SIZE HAIL. THIS STORM
WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.

LAT...LON 3534 9483 3520 9490 3520 9493 3515 9493
      3517 9514 3534 9511
TIME...MOT...LOC 2113Z 278DEG 9KT 3524 9501

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 8, 6:44 AM CDT	Special Weather Statement	TSA	Creek	46 min
Aug 8, 7:09 AM CDT	Special Weather Statement	TSA	Creek	36 min
Aug 8, 7:28 AM CDT	Special Weather Statement	TSA	Okmulgee, Tulsa	47 min
Aug 8, 2:26 PM CDT	Special Weather Statement	TSA	Adair	34 min
Aug 8, 2:31 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	44 min
Aug 8, 3:11 PM CDT	Heat Advisory	TSA	Choctaw, Haskell, Latimer, Pushmataha	5 hr
Aug 8, 3:16 PM CDT	Special Weather Statement	TSA	Adair	29 min
Aug 8, 3:18 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee	8 min
Aug 8, 3:35 PM CDT	Areal Flood Advisory	TSA	Adair	115 min
Aug 8, 3:51 PM CDT	Special Weather Statement	TSA	LeFlore	24 min
Aug 8, 4:10 PM CDT	Special Weather Statement	TSA	Washington	35 min
Aug 8, 4:44 PM CDT	Special Weather Statement	TSA	Washington	31 min
Aug 8, 4:48 PM CDT	Special Weather Statement	TSA	LeFlore	27 min
Aug 8, 5:01 PM CDT	Special Weather Statement	TSA	Osage	29 min
Aug 8, 5:05 PM CDT	Special Weather Statement	TSA	Mayes	40 min
Aug 8, 5:34 PM CDT	Special Weather Statement	TSA	Osage	26 min
Aug 8, 5:57 PM CDT	Special Weather Statement	TSA	LeFlore	33 min
Aug 8, 6:08 PM CDT	Special Weather Statement	TSA	Craig	37 min
Aug 8, 6:29 PM CDT	Special Weather Statement	TSA	Cherokee	31 min
Aug 8, 6:38 PM CDT	Special Weather Statement	TSA	Craig	52 min
Aug 8, 6:51 PM CDT	Special Weather Statement	TSA	Cherokee	24 min
Aug 8, 3:35 PM CDT	Special Weather Statement	TSA	Franklin	25 min
Aug 8, 4:09 PM CDT	Special Weather Statement	TSA	Washington	36 min
Aug 8, 4:19 PM CDT	Areal Flood Advisory	TSA	Crawford, Franklin, Madison, Washington	116 min
Aug 8, 4:45 PM CDT	Special Weather Statement	TSA	Franklin	45 min
Aug 8, 4:47 PM CDT	Special Weather Statement	TSA	Sebastian	28 min
Aug 8, 5:19 PM CDT	Special Weather Statement	TSA	Sebastian	41 min

Nearby

Special Weather Statements in Oklahoma, 2014 Every special weather statement in 2014

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.