Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 191, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Dec 5, 2021, 9:23 PM CST for 6 counties in Oklahoma. It was in force for 52 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
- Dec 5, 2021, 9:23 PM CST (03:23 UTC)
- Expired
- Dec 5, 2021, 10:15 PM CST
- In force
- 52 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Adair County, OK, Cherokee County, OK, Delaware County, OK, Mayes County, OK, Rogers County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 42 km from the middle of the area, began a volume at 03:24 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 5, 8:54 PM CST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.4 hours before the alert went out and 143 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
- 125 J/kg
- Mixed-layer CIN
- -146 J/kg
- Mixed-layer LCL
- 1105 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 286 m²/s²
- 0-3 km storm-relative helicity
- 462 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
157
WUUS54 KTSA 060323
SVRTSA
OKC001-021-041-097-131-145-060415-
/O.NEW.KTSA.SV.W.0191.211206T0323Z-211206T0415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
923 PM CST Sun Dec 5 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
South central Rogers County in northeastern Oklahoma...
Southern Delaware County in northeastern Oklahoma...
Mayes County in northeastern Oklahoma...
Northwestern Adair County in northeastern Oklahoma...
Wagoner County in northeastern Oklahoma...
Northern Cherokee County in east central Oklahoma...
* Until 1015 PM CST.
* At 923 PM CST, severe thunderstorms were located along a line
extending from 2 miles southwest of Hoot Owl to 6 miles southeast
of Chouteau to 3 miles southwest of Oneta, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations in or near the path include...
Broken Arrow... Siloam Springs...
Wagoner... Jay...
Pryor... Coweta...
Pryor Creek... Chouteau...
Inola... Locust Grove...
Salina... West Siloam Springs...
Colcord... Kansas...
Hulbert... Spavinaw...
Oaks... Hoot Owl...
Peggs... Rose...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3617 9456 3588 9526 3591 9576 3604 9576
3638 9520 3649 9462
TIME...MOT...LOC 0323Z 257DEG 28KT 3634 9515 3609 9530 3598 9573
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$2 follow-up statements
377
WWUS54 KTSA 060338
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
938 PM CST Sun Dec 5 2021
OKC131-060348-
/O.CAN.KTSA.SV.W.0191.000000T0000Z-211206T0415Z/
Rogers OK-
938 PM CST Sun Dec 5 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL ROGERS COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 400 AM CST for
northwestern Arkansas...and northeastern and east central Oklahoma.
LAT...LON 3617 9456 3588 9526 3591 9576 3604 9576
3608 9554 3608 9544 3610 9544 3640 9507
3649 9462
TIME...MOT...LOC 0338Z 270DEG 26KT 3642 9477 3607 9518 3596 9561
$$
OKC001-021-041-097-145-060415-
/O.CON.KTSA.SV.W.0191.000000T0000Z-211206T0415Z/
Delaware OK-Mayes OK-Adair OK-Wagoner OK-Cherokee OK-
938 PM CST Sun Dec 5 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CST
FOR SOUTHERN DELAWARE...SOUTHERN MAYES...NORTHWESTERN ADAIR...CENTRAL
WAGONER AND NORTHERN CHEROKEE COUNTIES...
At 938 PM CST, severe thunderstorms were located along a line
extending from near Jay to 4 miles west of Peggs to 2 miles east of
Coweta, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Broken Arrow... Siloam Springs...
Wagoner... Jay...
Coweta... Chouteau...
Locust Grove... Salina...
West Siloam Springs... Colcord...
Kansas... Hulbert...
Spavinaw... Oaks...
Hoot Owl... Peggs...
Rose... Leach...
Scraper... Twin Oaks...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3617 9456 3588 9526 3591 9576 3604 9576
3608 9554 3608 9544 3610 9544 3640 9507
3649 9462
TIME...MOT...LOC 0338Z 270DEG 26KT 3642 9477 3607 9518 3596 9561
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$660
WWUS54 KTSA 060404
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
1004 PM CST Sun Dec 5 2021
OKC097-060414-
/O.CAN.KTSA.SV.W.0191.000000T0000Z-211206T0415Z/
Mayes OK-
1004 PM CST Sun Dec 5 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MAYES COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 400 AM CST for
northwestern Arkansas...and northeastern and east central Oklahoma.
LAT...LON 3617 9456 3588 9526 3590 9556 3602 9550
3602 9540 3608 9526 3607 9512 3613 9512
3616 9501 3618 9501 3622 9490 3647 9470
3649 9462
TIME...MOT...LOC 0404Z 263DEG 30KT 3646 9453 3607 9490 3589 9545
$$
OKC001-021-041-145-060415-
/O.CON.KTSA.SV.W.0191.000000T0000Z-211206T0415Z/
Delaware OK-Adair OK-Wagoner OK-Cherokee OK-
1004 PM CST Sun Dec 5 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CST
FOR SOUTHERN DELAWARE...NORTHWESTERN ADAIR...EAST CENTRAL WAGONER AND
NORTHERN CHEROKEE COUNTIES...
At 1004 PM CST, severe thunderstorms were located along a line
extending from 5 miles northwest of Gravette to 3 miles southwest of
Scraper to 4 miles north of Tullahassee, moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Siloam Springs... Wagoner...
West Siloam Springs... Colcord...
Kansas... Hulbert...
Oaks... Peggs...
Leach... Scraper...
Twin Oaks... Sequoyah State Park...
Lake Eucha State Park... Lost City...
Natural Falls State Park...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3617 9456 3588 9526 3590 9556 3602 9550
3602 9540 3608 9526 3607 9512 3613 9512
3616 9501 3618 9501 3622 9490 3647 9470
3649 9462
TIME...MOT...LOC 0404Z 263DEG 30KT 3646 9453 3607 9490 3589 9545
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 5, 8:13 PM CST | Special Weather Statement | TSA | Tulsa | 47 min |
| Dec 5, 8:26 PM CST | Special Weather Statement | TSA | Tulsa | 34 min |
| Dec 5, 8:40 PM CST | Severe Thunderstorm Warning | TSA | Delaware, Mayes, Rogers, Tulsa, Wagoner | 50 min |
| Dec 5, 8:54 PM CST | Special Weather Statement | TSA | Delaware, Mayes | 51 min |
| Dec 5, 9:58 PM CST | Wind Advisory | TSA | Cherokee, Craig, Creek, Delaware, McIntosh, Mayes and 10 more | 5 hr |
| Dec 5, 10:03 PM CST | Special Weather Statement | TSA | Cherokee, Muskogee | 57 min |
| Dec 5, 10:26 PM CST | Special Weather Statement | TSA | Adair | 34 min |
| Dec 5, 11:59 PM CST | Special Weather Statement | TSA | Haskell, Latimer, LeFlore, Pittsburg | 46 min |
| Dec 6, 12:37 AM CST | Special Weather Statement | TSA | Latimer, LeFlore | 38 min |
| Dec 6, 1:14 AM CST | Special Weather Statement | TSA | LeFlore | 31 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.