Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 3, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Feb 28, 2021, 12:52 PM CST for Choctaw County, Pushmataha County, Oklahoma. It was in force for 23 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
- Feb 28, 2021, 12:52 PM CST (18:52 UTC)
- Expired
- Feb 28, 2021, 1:15 PM CST
- In force
- 23 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Choctaw County, OK, Pushmataha County, OK
The radar
The Western Arkansas radar (KSRX), 147 km from the middle of the area, began a volume at 18:52 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 |
|---|---|---|---|
| Feb 28, 10:43 AM CST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 6.9 hours before the alert went out and 230 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
- 679 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
305
WUUS54 KTSA 281852
SVRTSA
OKC023-127-281915-
/O.NEW.KTSA.SV.W.0003.210228T1852Z-210228T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
1252 PM CST Sun Feb 28 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Southeastern Pushmataha County in southeastern Oklahoma...
Northeastern Choctaw County in southeastern Oklahoma...
* Until 115 PM CST.
* At 1252 PM CST, a severe thunderstorm was located 5 miles north of
Fort Towson, moving northeast at 55 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...
Corinne... Sobol...
LAT...LON 3414 9542 3434 9505 3425 9505 3424 9515
3409 9516 3400 9533
TIME...MOT...LOC 1852Z 235DEG 46KT 3410 9527
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
376
WWUS54 KTSA 281901
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
101 PM CST Sun Feb 28 2021
OKC023-127-281915-
/O.CON.KTSA.SV.W.0003.000000T0000Z-210228T1915Z/
Pushmataha OK-Choctaw OK-
101 PM CST Sun Feb 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CST
FOR SOUTHEASTERN PUSHMATAHA AND NORTHEASTERN CHOCTAW COUNTIES...
At 100 PM CST, a severe thunderstorm was located 10 miles east of
Oleta, moving northeast at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Corinne... Sobol...
LAT...LON 3419 9530 3434 9505 3425 9505 3424 9515
3409 9516 3405 9523
TIME...MOT...LOC 1900Z 235DEG 46KT 3417 9516
HAIL...1.00IN
WIND...60MPH
$$277
WWUS54 KTSA 281910
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
110 PM CST Sun Feb 28 2021
OKC023-127-281920-
/O.EXP.KTSA.SV.W.0003.000000T0000Z-210228T1915Z/
Pushmataha OK-Choctaw OK-
110 PM CST Sun Feb 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PUSHMATAHA AND
NORTHEASTERN CHOCTAW COUNTIES WILL EXPIRE AT 115 PM CST...
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 600 PM CST for
southeastern Oklahoma.
LAT...LON 3419 9530 3434 9505 3425 9505 3424 9515
3409 9516 3405 9523
TIME...MOT...LOC 1910Z 235DEG 46KT 3423 9506
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 9:15 PM CST | Dense Fog Advisory | TSA | Choctaw, Haskell, Latimer, McIntosh, Muskogee, Okfuskee and 3 more | 6 hr |
| Feb 28, 10:33 AM CST | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 42 min |
| Feb 28, 11:32 AM CST | Special Weather Statement | TSA | Choctaw | 43 min |
| Feb 28, 11:39 AM CST | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 38 min |
| Feb 28, 12:39 PM CST | Special Weather Statement | TSA | Choctaw | 36 min |
| Feb 28, 1:02 PM CST | Severe Thunderstorm Warning | TSA | Choctaw | 28 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.