Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 108, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 27, 2021, 8:01 PM CDT for 4 counties in Oklahoma. It was in force for 44 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 27, 2021, 8:01 PM CDT (01:01 UTC)
- Expired
- May 27, 2021, 8:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 70.0 mph
Counties Haskell County, OK, Latimer County, OK, LeFlore County, OK, Pittsburg County, OK
The radar
The Western Arkansas radar (KSRX), 80 km from the middle of the area, began a volume at 01:01 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 27, 8:42 PM CDT | TSTM WND DMG | Red Oak, OK | TREE REPORTED DOWN ON BOGGY ROAD IN RED OAK. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 27, 11:58 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 1.0 hours before the alert went out and 312 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
- 1480 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 1331 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.7
The text
As transmitted.
672
WUUS54 KTSA 280101
SVRTSA
OKC061-077-079-121-280145-
/O.NEW.KTSA.SV.W.0108.210528T0101Z-210528T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
801 PM CDT Thu May 27 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Southern Haskell County in southeastern Oklahoma...
Northern Latimer County in southeastern Oklahoma...
West central Le Flore County in southeastern Oklahoma...
East central Pittsburg County in southeastern Oklahoma...
* Until 845 PM CDT.
* At 800 PM CDT, a severe thunderstorm was located 3 miles northeast
of Quinton, moving east at 35 mph.
HAZARD...70 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations in or near the path include...
Wilburton... Quinton...
Red Oak... Mccurtain...
Fanshawe... Kinta...
Robbers Cave State Park... Mc Curtain...
Enterprise... Lequire...
Panola... Summerfield...
Milton... Lewisville...
A Tornado Watch remains in effect until 900 PM CDT for southeastern
Oklahoma.
LAT...LON 3499 9549 3526 9538 3515 9473 3477 9484
TIME...MOT...LOC 0100Z 287DEG 32KT 3515 9532
HAIL...1.25IN
WIND...70MPH
$$
Lacy1 follow-up statement
917
WWUS54 KTSA 280113
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
813 PM CDT Thu May 27 2021
OKC121-280122-
/O.CAN.KTSA.SV.W.0108.000000T0000Z-210528T0145Z/
Pittsburg OK-
813 PM CDT Thu May 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PITTSBURG COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT for southeastern
Oklahoma.
LAT...LON 3497 9541 3503 9539 3503 9535 3516 9535
3516 9536 3525 9534 3515 9473 3477 9484
TIME...MOT...LOC 0112Z 287DEG 32KT 3512 9519
$$
OKC061-077-079-280145-
/O.CON.KTSA.SV.W.0108.000000T0000Z-210528T0145Z/
Haskell OK-Latimer OK-Le Flore OK-
813 PM CDT Thu May 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHERN HASKELL...NORTHERN LATIMER AND WEST CENTRAL LE FLORE
COUNTIES...
At 812 PM CDT, a severe thunderstorm was located near Kinta, moving
east at 35 mph.
HAZARD...70 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations in or near the path include...
Wilburton... Red Oak...
Mccurtain... Fanshawe...
Kinta... Mc Curtain...
Lequire... Robbers Cave State Park...
Panola... Milton...
Summerfield... Lewisville...
A Tornado Watch remains in effect until 900 PM CDT for southeastern
Oklahoma.
LAT...LON 3497 9541 3503 9539 3503 9535 3516 9535
3516 9536 3525 9534 3515 9473 3477 9484
TIME...MOT...LOC 0112Z 287DEG 32KT 3512 9519
TORNADO...POSSIBLE
HAIL...1.25IN
WIND...70MPH
$$
LacyThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 7:07 PM CDT | Tornado Warning | TSA | McIntosh | 28 min |
| May 27, 7:27 PM CDT | Areal Flood Warning | TSA | Ottawa | 12 hr |
| May 27, 7:30 PM CDT | Special Weather Statement | TSA | Muskogee | 30 min |
| May 27, 7:32 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, McIntosh, Muskogee, Pittsburg | 43 min |
| May 27, 7:33 PM CDT | Areal Flood Warning | TSA | Osage, Pawnee, Rogers, Tulsa, Washington | 11 hr |
| May 27, 7:37 PM CDT | Flash Flood Warning | TSA | Adair, Cherokee, Haskell, McIntosh, Muskogee, Okfuskee and 3 more | 3 hr |
| May 27, 7:49 PM CDT | Special Weather Statement | TSA | Sequoyah | 26 min |
| May 27, 7:53 PM CDT | Special Weather Statement | TSA | Sequoyah | 37 min |
| May 27, 7:54 PM CDT | River Flood Warning | TSA | Osage | 19 hr |
| May 27, 7:55 PM CDT | River Flood Warning | TSA | Osage, Tulsa | 31 hr |
| May 27, 7:56 PM CDT | River Flood Warning | TSA | Tulsa | 44 hr |
| May 27, 7:58 PM CDT | River Flood Warning | TSA | Rogers, Tulsa | 36 hr |
| May 27, 8:03 PM CDT | Special Weather Statement | TSA | Latimer | 27 min |
| May 27, 8:04 PM CDT | River Flood Advisory | TSA | Cherokee | 49 hr |
| May 27, 8:24 PM CDT | Special Weather Statement | TSA | Latimer | 36 min |
| May 27, 8:36 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, LeFlore | 39 min |
| May 27, 8:47 PM CDT | Flash Flood Warning | TSA | Haskell, Latimer, LeFlore, Pittsburg, Pushmataha, Sequoyah | 2 hr |
| May 27, 8:51 PM CDT | Areal Flood Warning | TSA | Creek, Okfuskee, Okmulgee | 10 hr |
| May 27, 8:52 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 53 min |
| May 27, 8:54 PM CDT | Areal Flood Warning | TSA | Adair, Cherokee, Muskogee, Okmulgee, Wagoner | 10 hr |
| May 27, 10:00 PM CDT | Flash Flood Warning | TSA | LeFlore | 3 hr |
| May 27, 10:43 PM CDT | Areal Flood Warning | TSA | Adair, Cherokee, Haskell, McIntosh, Muskogee, Okfuskee and 3 more | 8 hr |
| May 27, 10:47 PM CDT | Areal Flood Warning | TSA | Haskell, Latimer, LeFlore, Pittsburg, Pushmataha, Sequoyah | 8 hr |
| May 28, 9:14 AM CDT | River Flood Warning | TSA | LeFlore | 18 hr |
| May 28, 9:14 AM CDT | River Flood Advisory | TSA | Sequoyah | 3 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.