Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 150, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Sep 15, 2021, 5:21 PM CDT for Creek County, Tulsa 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
- Sep 15, 2021, 5:21 PM CDT (22:21 UTC)
- Expired
- Sep 15, 2021, 5:45 PM CDT
- In force
- 24 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Creek County, OK, Tulsa County, OK
The radar
The Tulsa radar (KINX), 43 km from the middle of the area, began a volume at 22:24 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, 10.4 hours before the alert went out and 220 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1932 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -64 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
070 WUUS54 KTSA 152221 SVRTSA OKC037-143-152300- /O.NEW.KTSA.SV.W.0150.210915T2221Z-210915T2300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tulsa OK 521 PM CDT Wed Sep 15 2021 The National Weather Service in Tulsa has issued a * Severe Thunderstorm Warning for... East central Creek County in northeastern Oklahoma... Southeastern Tulsa County in northeastern Oklahoma... * Until 600 PM CDT. * At 521 PM CDT, a severe thunderstorm was located over Jenks Riverside Airport, moving south at 10 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations in or near the path include... Tulsa... Broken Arrow... Bixby... Sapulpa... Jenks... Glenpool... Kiefer... Jenks Riverside Airport... This includes Interstate 44 between mile markers 204 and 225. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3613 9602 3608 9584 3586 9590 3597 9625 TIME...MOT...LOC 2221Z 015DEG 9KT 3604 9597 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$
1 follow-up statement
367
WWUS54 KTSA 152245
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
545 PM CDT Wed Sep 15 2021
OKC037-143-152255-
/O.CAN.KTSA.SV.W.0150.000000T0000Z-210915T2300Z/
Creek OK-Tulsa OK-
545 PM CDT Wed Sep 15 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CREEK AND
SOUTHEASTERN TULSA COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds are
still possible with this thunderstorm.
LAT...LON 3613 9602 3608 9584 3586 9590 3597 9625
TIME...MOT...LOC 2242Z 015DEG 9KT 3598 9599
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 4:44 PM CDT | Special Weather Statement | TSA | Tulsa | 31 min |
| Sep 15, 5:11 PM CDT | Special Weather Statement | TSA | Tulsa | 34 min |
| Sep 15, 5:44 PM CDT | Special Weather Statement | TSA | Creek | 46 min |
| Sep 15, 6:07 PM CDT | Special Weather Statement | TSA | Creek | 53 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2021Every severe thunderstorm warning 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.