Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 197, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Dec 17, 2021, 3:15 PM CST for McIntosh County, Pittsburg County, Oklahoma. It was in force for 45 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 17, 2021, 3:15 PM CST (21:15 UTC)
- Expired
- Dec 17, 2021, 4:00 PM CST
- In force
- 45 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties McIntosh County, OK, Pittsburg County, OK
The radar
The Tulsa radar (KINX), 118 km from the middle of the area, began a volume at 21:17 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, 9.3 hours before the alert went out and 267 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
- 1332 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 638 m²/s²
- 0-3 km storm-relative helicity
- 713 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
084
WUUS54 KTSA 172115
SVRTSA
OKC091-121-172200-
/O.NEW.KTSA.SV.W.0197.211217T2115Z-211217T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
315 PM CST Fri Dec 17 2021
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Southwestern McIntosh County in southeastern Oklahoma...
Northern Pittsburg County in southeastern Oklahoma...
* Until 400 PM CST.
* At 315 PM CST, a severe thunderstorm was located 4 miles northeast
of Scipio, 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...
Eufaula... Crowder...
Canadian... Indianola...
Arrowhead State Park... Scipio...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3504 9599 3514 9601 3533 9560 3513 9548
TIME...MOT...LOC 2115Z 249DEG 28KT 3511 9593
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$4 follow-up statements
202
WWUS54 KTSA 172122
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
322 PM CST Fri Dec 17 2021
OKC091-121-172200-
/O.CON.KTSA.SV.W.0197.000000T0000Z-211217T2200Z/
McIntosh OK-Pittsburg OK-
322 PM CST Fri Dec 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CST
FOR SOUTH CENTRAL MCINTOSH AND NORTHERN PITTSBURG COUNTIES...
At 322 PM CST, a severe thunderstorm was located 5 miles south of
Hanna, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Eufaula... Crowder...
Canadian... Indianola...
Arrowhead State Park...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3509 9591 3516 9595 3533 9560 3513 9548
TIME...MOT...LOC 2122Z 248DEG 27KT 3513 9587
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$277
WWUS54 KTSA 172136
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
336 PM CST Fri Dec 17 2021
OKC091-121-172200-
/O.CON.KTSA.SV.W.0197.000000T0000Z-211217T2200Z/
McIntosh OK-Pittsburg OK-
336 PM CST Fri Dec 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CST
FOR SOUTH CENTRAL MCINTOSH AND NORTHEASTERN PITTSBURG COUNTIES...
At 336 PM CST, a severe thunderstorm was located over Indianola,
moving northeast 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...
Eufaula... Crowder...
Canadian... Indianola...
Arrowhead State Park...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3511 9573 3518 9582 3523 9580 3533 9560
3513 9548
TIME...MOT...LOC 2136Z 247DEG 28KT 3518 9575
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$122
WWUS54 KTSA 172148
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
348 PM CST Fri Dec 17 2021
OKC091-121-172200-
/O.CON.KTSA.SV.W.0197.000000T0000Z-211217T2200Z/
McIntosh OK-Pittsburg OK-
348 PM CST Fri Dec 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CST
FOR SOUTH CENTRAL MCINTOSH AND NORTHEASTERN PITTSBURG COUNTIES...
At 348 PM CST, a severe thunderstorm was located near Canadian,
moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Eufaula... Canadian...
Arrowhead State Park...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3516 9564 3520 9570 3526 9572 3533 9560
3513 9548
TIME...MOT...LOC 2148Z 249DEG 28KT 3522 9564
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$677
WWUS54 KTSA 172156
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
356 PM CST Fri Dec 17 2021
OKC091-121-172206-
/O.EXP.KTSA.SV.W.0197.000000T0000Z-211217T2200Z/
McIntosh OK-Pittsburg OK-
356 PM CST Fri Dec 17 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MCINTOSH AND
NORTHEASTERN PITTSBURG COUNTIES WILL EXPIRE AT 400 PM CST...
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 will be allowed to expire.
LAT...LON 3516 9564 3520 9570 3526 9572 3533 9560
3513 9548
TIME...MOT...LOC 2156Z 249DEG 28KT 3524 9559
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 7:57 AM CST | Areal Flood Advisory | TSA | Adair, Haskell, McIntosh, Muskogee, Sequoyah | 2 hr |
| Dec 17, 8:11 AM CST | River Flood Advisory | TSA | Adair, Cherokee, Delaware | 11 hr |
| Dec 17, 8:13 AM CST | River Flood Advisory | TSA | Cherokee | 5 hr |
| Dec 17, 1:09 PM CST | River Flood Warning | TSA | Adair, Delaware | 35 hr |
| Dec 17, 1:10 PM CST | River Flood Warning | TSA | Cherokee | 57 hr |
| Dec 17, 3:02 PM CST | Special Weather Statement | TSA | Pittsburg | 43 min |
| Dec 17, 5:35 PM CST | Areal Flood Advisory | TSA | Mayes, Muskogee, Okmulgee, Rogers, Tulsa, Wagoner | 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.