Alert archive / Oklahoma / Tornado Warnings in 2018
Tornado Warning 30, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Nov 30, 2018, 9:39 PM CST for 4 counties in Oklahoma. It was in force for 25 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
- Nov 30, 2018, 9:39 PM CST (03:39 UTC)
- Expired
- Nov 30, 2018, 10:04 PM CST
- In force
- 25 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Nowata County, OK, Rogers County, OK, Tulsa County, OK, Washington County, OK
The radar
The Tulsa radar (KINX), 46 km from the middle of the area, began a volume at 03:42 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 |
|---|---|---|---|
| Nov 30, 5:23 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.7 hours before the alert went out and 183 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
- 202 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 241 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted.
489
WFUS54 KTSA 010339
TORTSA
OKC105-131-143-147-010430-
/O.NEW.KTSA.TO.W.0030.181201T0339Z-181201T0430Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
939 PM CST FRI NOV 30 2018
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Northwestern Rogers County in northeastern Oklahoma...
Southern Washington County in northeastern Oklahoma...
Southwestern Nowata County in northeastern Oklahoma...
Northeastern Tulsa County in northeastern Oklahoma...
* Until 1030 PM CST.
* At 939 PM CST, a severe thunderstorm capable of producing a tornado
was located near Skiatook, moving northeast at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations in or near the path include...
Nowata... Owasso...
Skiatook... Collinsville...
Sperry... Oologah...
Ramona... Talala...
Vera... Watova...
Turley...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3673 9566 3662 9554 3622 9592 3626 9600
3649 9600 3676 9583
TIME...MOT...LOC 0339Z 211DEG 39KT 3634 9597
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
692 follow-up statements
192
WWUS54 KTSA 010349
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
949 PM CST FRI NOV 30 2018
OKC105-131-143-147-010430-
/O.CON.KTSA.TO.W.0030.000000T0000Z-181201T0430Z/
Rogers OK-Washington OK-Nowata OK-Tulsa OK-
949 PM CST FRI NOV 30 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CST FOR
NORTHWESTERN ROGERS...SOUTHEASTERN WASHINGTON...SOUTHWESTERN NOWATA
AND NORTHEASTERN TULSA COUNTIES...
At 949 PM CST, a severe thunderstorm capable of producing a tornado
was located over Vera, moving northeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Nowata... Skiatook...
Collinsville... Ramona...
Talala... Vera...
Watova...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3673 9566 3662 9554 3637 9580 3639 9593
3647 9597 3676 9583
TIME...MOT...LOC 0349Z 215DEG 43KT 3643 9589
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
69906
WWUS54 KTSA 010404
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
1004 PM CST FRI NOV 30 2018
OKC105-131-143-147-010413-
/O.CAN.KTSA.TO.W.0030.000000T0000Z-181201T0430Z/
Rogers OK-Washington OK-Nowata OK-Tulsa OK-
1004 PM CST FRI NOV 30 2018
...THE TORNADO WARNING FOR NORTHWESTERN ROGERS...SOUTHEASTERN
WASHINGTON...SOUTHWESTERN NOWATA AND NORTHEASTERN TULSA COUNTIES IS
CANCELLED...
The storm which prompted the warning no longer appears capable of
producing a tornado. Therefore the warning has been cancelled.
However damaging wind gusts are still possible with this
thunderstorm.
A Tornado Watch remains in effect until midnight CST for northeastern
Oklahoma.
Remember, a Severe Thunderstorm Warning still remains in effect for
until 1015 pm.
LAT...LON 3673 9566 3662 9554 3637 9580 3639 9593
3647 9597 3676 9583
TIME...MOT...LOC 0402Z 211DEG 39KT 3657 9579
$$
69The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 30, 6:20 PM CST | Severe Thunderstorm Warning | TSA | Adair, Delaware | 35 min |
| Nov 30, 8:02 PM CST | Special Weather Statement | TSA | Pittsburg | 28 min |
| Nov 30, 8:03 PM CST | Special Weather Statement | TSA | Choctaw | 27 min |
| Nov 30, 8:14 PM CST | Special Weather Statement | TSA | Creek | 61 min |
| Nov 30, 8:30 PM CST | Severe Thunderstorm Warning | TSA | Haskell, Latimer, McIntosh, Muskogee, Pittsburg | 60 min |
| Nov 30, 8:32 PM CST | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa | 58 min |
| Nov 30, 8:41 PM CST | Tornado Warning | TSA | Haskell, Muskogee, Pittsburg | 49 min |
| Nov 30, 8:48 PM CST | Special Weather Statement | TSA | Osage | 57 min |
| Nov 30, 9:07 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee, Washington | 53 min |
| Nov 30, 9:12 PM CST | Severe Thunderstorm Warning | TSA | Creek, Muskogee, Nowata, Okfuskee, Okmulgee, Osage and 4 more | 63 min |
| Nov 30, 9:19 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Haskell, Muskogee, Sequoyah | 41 min |
| Nov 30, 9:26 PM CST | Tornado Warning | TSA | Adair, Cherokee, Haskell, Muskogee, Sequoyah | 49 min |
| Nov 30, 9:49 PM CST | Severe Thunderstorm Warning | TSA | Choctaw, Latimer, Pittsburg, Pushmataha | 56 min |
| Nov 30, 9:59 PM CST | Tornado Warning | TSA | Adair, Cherokee | 46 min |
| Nov 30, 10:01 PM CST | Severe Thunderstorm Warning | TSA | Craig, Nowata, Washington | 44 min |
| Nov 30, 10:08 PM CST | Tornado Warning | TSA | Latimer, Pushmataha | 23 min |
| Nov 30, 10:12 PM CST | Severe Thunderstorm Warning | TSA | Craig, Mayes, Nowata, Rogers, Wagoner | 63 min |
| Nov 30, 10:14 PM CST | Severe Thunderstorm Warning | TSA | Cherokee, Haskell, McIntosh, Muskogee, Pittsburg, Sequoyah and 1 more | 46 min |
| Nov 30, 10:18 PM CST | Severe Thunderstorm Warning | TSA | Haskell, Latimer, LeFlore, Pushmataha, Sequoyah | 57 min |
| Nov 30, 10:29 PM CST | Tornado Warning | TSA | Adair, Delaware | 20 min |
| Nov 30, 10:39 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware, Haskell, Sequoyah | 53 min |
| Nov 30, 10:50 PM CST | Severe Thunderstorm Warning | TSA | LeFlore, Sequoyah | 55 min |
| Nov 30, 10:52 PM CST | Severe Thunderstorm Warning | TSA | Cherokee, Craig, Delaware, Mayes, Ottawa, Wagoner | 53 min |
| Nov 30, 11:09 PM CST | Tornado Warning | TSA | Sequoyah | 21 min |
Nearby
Tornado Warnings in Oklahoma, 2018Every tornado warning in 2018Tornadoes in 2018
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.