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, 4:23 PM CDT for Tulsa County, Oklahoma. It was in force for 37 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, 4:23 PM CDT (21:23 UTC)
Expired
Aug 5, 2021, 5:00 PM CDT
In force
37 min
Issued by
NWS Tulsa, OK
Hail
0.00 in
Wind
40

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 37 km from the middle of the area, began a volume at 21:27 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, 9.4 hours before the alert went out and 214 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2021-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2021-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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.

629 
WWUS84 KTSA 052123
SPSTSA

Special Weather Statement
National Weather Service Tulsa OK
423 PM CDT Thu Aug 5 2021
 
OKZ060-067-052200-
Tulsa OK-Wagoner OK-
423 PM CDT Thu Aug 5 2021

...A strong thunderstorm will impact portions of west central Wagoner
and southeastern Tulsa Counties through 500 PM CDT...

At 423 PM CDT, Doppler radar indicated a strong thunderstorm 3 miles
east of Jenks, moving northeast at 15 mph.

HAZARD...Winds of 35 to 45 mph.

SOURCE...Radar indicated.

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

Locations in or near the path include...
Tulsa...                          Broken Arrow...
Bixby...                          Jenks...
Glenpool...                       Coweta...
Jenks Riverside Airport...        Oneta...
Leonard...                        

This includes Interstate 44 between mile markers 219 and 225.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3607 9603 3613 9600 3603 9570 3590 9579
      3594 9603
TIME...MOT...LOC 2123Z 210DEG 13KT 3602 9591 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 5, 2:48 PM CDTSpecial Weather StatementTSAHaskell27 min
Aug 5, 4:09 PM CDTSpecial Weather StatementTSAOsage36 min
Aug 5, 4:25 PM CDTSpecial Weather StatementTSAPawnee35 min
Aug 5, 4:49 PM CDTSpecial Weather StatementTSATulsa26 min
Aug 5, 4:54 PM CDTAreal Flood AdvisoryTSAHaskell, Latimer, LeFlore, Pittsburg, Sequoyah3 hr
Aug 5, 5:46 PM CDTSpecial Weather StatementTSAOsage29 min
Aug 5, 3:54 PM CDTSpecial Weather StatementTSASebastian51 min

Nearby

Special Weather Statements in Oklahoma, 2021Every 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.