Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 21, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Mar 6, 2017, 11:08 PM CST for 10 counties in Oklahoma. It was in force for 67 min. 4 reports 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
- Mar 6, 2017, 11:08 PM CST (05:08 UTC)
- Expired
- Mar 7, 2017, 12:15 AM CST
- In force
- 67 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, Haskell County, OK, McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Pittsburg County, OK, Sequoyah County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 94 km from the middle of the area, began a volume at 05:09 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 |
|---|---|---|---|
| Mar 6, 11:20 PM CST | TSTM WND DMG | Muskogee, OK | SHEET METAL DAMAGE TO BUILDING |
| Mar 6, 11:40 PM CST | TSTM WND DMG | Muskogee, OK | DAMAGE TO CHURCH ON SIDE SIDE OF CITY FROM THUNDERSTORM WINDS. |
| Mar 6, 11:55 PM CST | HAIL 0.88 | 2 W Checotah, OK | |
| Mar 7, 12:05 AM CST | TSTM WND DMG | Warner, OK | 3-4 INCH DIAMETER LIMBS DOWN. |
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 |
|---|---|---|---|
| Mar 6, 6:51 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 5.1 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
- 951 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 1724 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 8.4
The text
As transmitted.
272
WUUS54 KTSA 070508
SVRTSA
OKC001-021-061-091-101-107-111-121-135-145-070615-
/O.NEW.KTSA.SV.W.0021.170307T0508Z-170307T0615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
1108 PM CST MON MAR 6 2017
The National Weather Service in Tulsa has issued a
* Severe Thunderstorm Warning for...
Northwestern Haskell County in southeastern Oklahoma...
McIntosh County in southeastern Oklahoma...
Northwestern Sequoyah County in east central Oklahoma...
Southern Adair County in northeastern Oklahoma...
Southeastern Wagoner County in northeastern Oklahoma...
Southern Cherokee County in east central Oklahoma...
Northern Pittsburg County in southeastern Oklahoma...
Muskogee County in east central Oklahoma...
Southern Okmulgee County in northeastern Oklahoma...
Southeastern Okfuskee County in east central Oklahoma...
* Until 1215 AM CST
* At 1108 PM CST, severe thunderstorms were located along a line
extending from near Porter to 5 miles northwest of Boynton to 5
miles south of Bearden, 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...
Muskogee... Tahlequah...
Okmulgee... Stilwell...
Okemah... Eufaula...
Henryetta... Fort Gibson...
Checotah... Haskell...
Warner... Morris...
Vian... Weleetka...
Gore... Dewar...
Porum... Okay...
Webbers Falls... Porter...
This includes Interstate 40 in Oklahoma between mile markers 219 and
294.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 300 AM CST for southeastern,
northeastern and east central Oklahoma.
LAT...LON 3575 9581 3594 9558 3584 9451 3547 9502
3497 9575 3506 9607 3509 9606 3512 9603
3512 9601 3515 9601 3515 9598 3529 9598
3529 9644 3534 9644
TIME...MOT...LOC 0508Z 292DEG 30KT 3588 9554 3571 9570 3528 9636
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
391
WWUS54 KTSA 070549
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
1149 PM CST MON MAR 6 2017
OKC001-021-061-091-101-107-111-121-135-145-070615-
/O.CON.KTSA.SV.W.0021.000000T0000Z-170307T0615Z/
Haskell OK-McIntosh OK-Sequoyah OK-Adair OK-Wagoner OK-Cherokee OK-
Pittsburg OK-Muskogee OK-Okmulgee OK-Okfuskee OK-
1149 PM CST MON MAR 6 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CST
FOR NORTHWESTERN HASKELL...MCINTOSH...NORTHWESTERN SEQUOYAH...
SOUTHERN ADAIR...SOUTHEASTERN WAGONER...SOUTHERN CHEROKEE...NORTHERN
PITTSBURG...MUSKOGEE...SOUTHEASTERN OKMULGEE AND SOUTHEASTERN
OKFUSKEE COUNTIES...
At 1148 PM CST, severe thunderstorms were located along a line
extending from 3 miles northwest of Pumpkin Center to near Keefeton
to 6 miles southwest of Hanna, moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations in or near the path include...
Muskogee... Tahlequah...
Stilwell... Eufaula...
Henryetta... Fort Gibson...
Checotah... Warner...
Vian... Gore...
Dewar... Porum...
Okay... Webbers Falls...
Crowder... Oktaha...
Braggs... Boynton...
Canadian... Indianola...
This includes Interstate 40 in Oklahoma between mile markers 238 and
294.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 300 AM CST for southeastern,
northeastern and east central Oklahoma.
LAT...LON 3565 9567 3590 9530 3584 9451 3547 9502
3497 9575 3506 9607 3509 9606 3512 9603
3512 9601 3515 9601 3515 9598 3529 9598
3529 9619
TIME...MOT...LOC 0548Z 292DEG 30KT 3575 9516 3558 9532 3516 9598
HAIL...1.00IN
WIND...60MPH
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 7:41 PM CST | Special Weather Statement | TSA | Ottawa | 19 min |
| Mar 6, 8:12 PM CST | Severe Thunderstorm Warning | TSA | Osage | 48 min |
| Mar 6, 8:31 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 44 min |
| Mar 6, 8:51 PM CST | Severe Thunderstorm Warning | TSA | Nowata, Osage, Washington | 39 min |
| Mar 6, 8:55 PM CST | Severe Thunderstorm Warning | TSA | Adair | 35 min |
| Mar 6, 9:03 PM CST | Special Weather Statement | TSA | Adair | 27 min |
| Mar 6, 9:11 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Sequoyah | 49 min |
| Mar 6, 9:19 PM CST | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa, Washington | 41 min |
| Mar 6, 9:24 PM CST | Severe Thunderstorm Warning | TSA | Craig, Mayes, Nowata, Osage, Ottawa, Rogers and 1 more | 66 min |
| Mar 6, 9:40 PM CST | Tornado Warning | TSA | Adair, Sequoyah | 35 min |
| Mar 6, 9:46 PM CST | Severe Thunderstorm Warning | TSA | Creek, Mayes, Okfuskee, Okmulgee, Osage, Pawnee and 4 more | 59 min |
| Mar 6, 10:04 PM CST | Severe Thunderstorm Warning | TSA | Adair | 26 min |
| Mar 6, 10:08 PM CST | Severe Thunderstorm Warning | TSA | Craig, Delaware, Mayes, Ottawa, Rogers | 67 min |
| Mar 6, 10:21 PM CST | Severe Thunderstorm Warning | TSA | Cherokee, Creek, Delaware, McIntosh, Mayes, Muskogee and 5 more | 54 min |
| Mar 6, 10:32 PM CST | Special Weather Statement | TSA | LeFlore | 28 min |
| Mar 6, 10:53 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware, Mayes, Wagoner | 67 min |
| Mar 6, 11:24 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee | 66 min |
| Mar 6, 11:44 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Haskell, Latimer, McIntosh, Muskogee and 2 more | 61 min |
| Mar 7, 12:28 AM CST | Severe Thunderstorm Warning | TSA | Adair, Haskell, Latimer, LeFlore, Sequoyah | 47 min |
| Mar 7, 12:51 AM CST | Severe Thunderstorm Warning | TSA | Latimer, LeFlore, Pittsburg, Pushmataha | 39 min |
| Mar 7, 1:11 AM CST | Severe Thunderstorm Warning | TSA | Haskell, Latimer, LeFlore, Sequoyah | 49 min |
| Mar 7, 1:28 AM CST | Severe Thunderstorm Warning | TSA | Latimer, LeFlore, Pushmataha | 47 min |
| Mar 7, 2:32 AM CST | Special Weather Statement | TSA | Choctaw | 43 min |
| Mar 7, 3:53 AM CST | Red Flag Warning | TSA | Craig, Creek, Delaware, Mayes, Nowata, Ottawa and 4 more | 15 hr |
| Mar 7, 3:44 PM CST | Fire Weather Watch | TSA | Craig, Creek, Nowata, Ottawa, Pawnee, Rogers and 2 more | 13 hr |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2017Every severe thunderstorm warning in 2017
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.