Alert archive / Oklahoma / Special Weather Statements in 2021

Special Weather Statement, NWS Tulsa, OK

August 5, 2021Tulsa County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Aug 5, 2021, 4:49 PM CDT for Tulsa County, Oklahoma. It was in force for 26 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 5, 2021, 4:49 PM CDT (21:49 UTC)
Expired: Aug 5, 2021, 5:15 PM CDT
In force: 26 min
Issued by: NWS Tulsa, OK
Hail: 0.00 in
Wind: 50

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 26 km from the middle of the area, began a volume at 21:47 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, 9.8 hours before the alert went out and 201 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1108 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

318 
WWUS84 KTSA 052149
SPSTSA

Special Weather Statement
National Weather Service Tulsa OK
449 PM CDT Thu Aug 5 2021
 
OKZ060-052215-
Tulsa OK-
449 PM CDT Thu Aug 5 2021

...A strong thunderstorm will impact portions of east central Tulsa
County through 515 PM CDT...

At 448 PM CDT, Doppler radar indicated a strong thunderstorm 3 miles
northeast of Tulsa. This storm was nearly stationary.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations in or near the path include...
Tulsa...                          Catoosa...
Tulsa International Airport...    Turley...

This includes Interstate 44 between mile markers 227 and 232.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3616 9581 3616 9580 3610 9580 3612 9596
      3624 9600 3624 9582
TIME...MOT...LOC 2148Z 353DEG 0KT 3616 9587 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

$$
Snider

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 5, 2:48 PM CDT	Special Weather Statement	TSA	Haskell	27 min
Aug 5, 4:09 PM CDT	Special Weather Statement	TSA	Osage	36 min
Aug 5, 4:23 PM CDT	Special Weather Statement	TSA	Tulsa	37 min
Aug 5, 4:25 PM CDT	Special Weather Statement	TSA	Pawnee	35 min
Aug 5, 4:54 PM CDT	Areal Flood Advisory	TSA	Haskell, Latimer, LeFlore, Pittsburg, Sequoyah	3 hr
Aug 5, 5:46 PM CDT	Special Weather Statement	TSA	Osage	29 min
Aug 5, 3:54 PM CDT	Special Weather Statement	TSA	Sebastian	51 min

Nearby

Special Weather Statements in Oklahoma, 2021 Every special weather statement in 2021

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.