Alert archive / Oklahoma / Tornado Warnings in 2018

Tornado Warning 31, NWS Tulsa, OK

November 30, 2018Adair County, Cherokee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Nov 30, 2018, 9:59 PM CST for Adair County, Cherokee County, Oklahoma. It was in force for 46 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, 9:59 PM CST (03:59 UTC)
Expired
Nov 30, 2018, 10:45 PM CST
In force
46 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Observed
Damage threat
Considerable
Hail
0.75 in

Counties Adair County, OK, Cherokee County, OK

The radar

The Tulsa radar (KINX), 78 km from the middle of the area, began a volume at 04:02 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.

IssuedProductOfficeLasted
Nov 30, 5:23 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 4.0 hours before the alert went out and 130 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2018-12-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 202 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2018-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 241 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
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

Open this sounding in Storm Lab

The text

As transmitted.

341 
WFUS54 KTSA 010359
TORTSA
OKC001-021-010445-
/O.NEW.KTSA.TO.W.0031.181201T0359Z-181201T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
959 PM CST FRI NOV 30 2018

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Northern Adair County in northeastern Oklahoma...
  Southeastern Cherokee County in east central Oklahoma...

* Until 1045 PM CST.
    
* At 958 PM CST, a confirmed large and extremely dangerous tornado
  was located over Cherokee Landing State Park, moving northeast at
  45 mph.

  This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

  HAZARD...Damaging tornado.

  SOURCE...Radar confirmed tornado.

  IMPACT...You are in a life-threatening situation. Flying debris 
           may be deadly to those caught without shelter. Mobile 
           homes will be destroyed. Considerable damage to homes, 
           businesses, and vehicles is likely and complete 
           destruction is possible.

* Locations in or near the path include...
  Eldon...                          Proctor...
  Christie...                       Cherokee Landing State Park...
  Ballard...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3608 9455 3605 9454 3568 9485 3576 9502
      3616 9480 3616 9474
TIME...MOT...LOC 0358Z 207DEG 41KT 3578 9490 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$
5 follow-up statements
075 
WWUS54 KTSA 010403
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1003 PM CST FRI NOV 30 2018

OKC001-021-010445-
/O.CON.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Adair OK-Cherokee OK-
1003 PM CST FRI NOV 30 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR NORTHERN
ADAIR AND SOUTHEASTERN CHEROKEE COUNTIES...
        
At 1003 PM CST, a confirmed large and extremely dangerous tornado was
located 4 miles northeast of Cherokee Landing State Park, moving
northeast at 40 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations in or near the path include...
Eldon...                          Proctor...
Christie...                       Cherokee Landing State Park...
Ballard...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3608 9455 3605 9454 3571 9485 3577 9500
      3616 9480 3616 9474
TIME...MOT...LOC 0403Z 209DEG 37KT 3582 9487 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$
653 
WWUS54 KTSA 010410
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1010 PM CST FRI NOV 30 2018

OKC001-021-010445-
/O.CON.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Adair OK-Cherokee OK-
1010 PM CST FRI NOV 30 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR NORTHERN
ADAIR AND EAST CENTRAL CHEROKEE COUNTIES...
        
At 1010 PM CST, a confirmed large and extremely dangerous tornado was
located 3 miles south of Eldon, moving northeast at 45 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations in or near the path include...
Eldon...                          Proctor...
Christie...                       Ballard...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3608 9455 3605 9454 3578 9478 3585 9495
      3616 9480 3616 9474
TIME...MOT...LOC 0410Z 209DEG 38KT 3588 9482 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$
501 
WWUS54 KTSA 010417
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1017 PM CST FRI NOV 30 2018

OKC001-021-010445-
/O.CON.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Adair OK-Cherokee OK-
1017 PM CST FRI NOV 30 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR NORTHERN
ADAIR AND EAST CENTRAL CHEROKEE COUNTIES...
        
At 1017 PM CST, a confirmed large and extremely dangerous tornado was
located near Proctor, moving northeast at 45 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations in or near the path include...
Eldon...                          Proctor...
Christie...                       Ballard...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3608 9455 3605 9454 3578 9478 3585 9495
      3616 9480 3616 9474
TIME...MOT...LOC 0417Z 206DEG 38KT 3595 9478 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$
588 
WWUS54 KTSA 010425
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1025 PM CST FRI NOV 30 2018

OKC021-010434-
/O.CAN.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Cherokee OK-
1025 PM CST FRI NOV 30 2018

...THE TORNADO WARNING FOR EAST CENTRAL CHEROKEE COUNTY IS
CANCELLED...
    
The tornadic 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 midnight CST for northeastern
and east central Oklahoma. A Tornado Watch also remains in effect
until 200 AM CST for northwestern Arkansas.

LAT...LON 3608 9455 3605 9454 3593 9473 3598 9480
      3606 9480 3613 9479 3616 9474
TIME...MOT...LOC 0424Z 206DEG 40KT 3601 9473 

$$

OKC001-010445-
/O.CON.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Adair OK-
1025 PM CST FRI NOV 30 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR NORTHERN
ADAIR COUNTY...
        
At 1024 PM CST, a confirmed large and extremely dangerous tornado was
located 4 miles northeast of Proctor, moving northeast at 45 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations in or near the path include...
Proctor...                        Christie...
Ballard...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3608 9455 3605 9454 3593 9473 3598 9480
      3606 9480 3613 9479 3616 9474
TIME...MOT...LOC 0424Z 206DEG 40KT 3601 9473 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$
770 
WWUS54 KTSA 010430
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1030 PM CST FRI NOV 30 2018

OKC001-010445-
/O.CON.KTSA.TO.W.0031.000000T0000Z-181201T0445Z/
Adair OK-
1030 PM CST FRI NOV 30 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR
NORTHWESTERN ADAIR COUNTY...
        
At 1030 PM CST, a confirmed large and extremely dangerous tornado was
located 7 miles east of Scraper, moving northeast at 45 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

This tornadic thunderstorm will remain over mainly rural areas of
northwestern Adair County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3610 9461 3605 9463 3602 9471 3602 9478
      3606 9480 3613 9479 3616 9474
TIME...MOT...LOC 0430Z 205DEG 41KT 3608 9472 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 30, 6:20 PM CSTSevere Thunderstorm WarningTSAAdair, Delaware35 min
Nov 30, 8:02 PM CSTSpecial Weather StatementTSAPittsburg28 min
Nov 30, 8:03 PM CSTSpecial Weather StatementTSAChoctaw27 min
Nov 30, 8:14 PM CSTSpecial Weather StatementTSACreek61 min
Nov 30, 8:30 PM CSTSevere Thunderstorm WarningTSAHaskell, Latimer, McIntosh, Muskogee, Pittsburg60 min
Nov 30, 8:32 PM CSTSevere Thunderstorm WarningTSACreek, Osage, Pawnee, Tulsa58 min
Nov 30, 8:41 PM CSTTornado WarningTSAHaskell, Muskogee, Pittsburg49 min
Nov 30, 8:48 PM CSTSpecial Weather StatementTSAOsage57 min
Nov 30, 9:07 PM CSTSevere Thunderstorm WarningTSAOsage, Pawnee, Washington53 min
Nov 30, 9:12 PM CSTSevere Thunderstorm WarningTSACreek, Muskogee, Nowata, Okfuskee, Okmulgee, Osage and 4 more63 min
Nov 30, 9:19 PM CSTSevere Thunderstorm WarningTSAAdair, Cherokee, Haskell, Muskogee, Sequoyah41 min
Nov 30, 9:26 PM CSTTornado WarningTSAAdair, Cherokee, Haskell, Muskogee, Sequoyah49 min
Nov 30, 9:39 PM CSTTornado WarningTSANowata, Rogers, Tulsa, Washington25 min
Nov 30, 9:49 PM CSTSevere Thunderstorm WarningTSAChoctaw, Latimer, Pittsburg, Pushmataha56 min
Nov 30, 10:01 PM CSTSevere Thunderstorm WarningTSACraig, Nowata, Washington44 min
Nov 30, 10:08 PM CSTTornado WarningTSALatimer, Pushmataha23 min
Nov 30, 10:12 PM CSTSevere Thunderstorm WarningTSACraig, Mayes, Nowata, Rogers, Wagoner63 min
Nov 30, 10:14 PM CSTSevere Thunderstorm WarningTSACherokee, Haskell, McIntosh, Muskogee, Pittsburg, Sequoyah and 1 more46 min
Nov 30, 10:18 PM CSTSevere Thunderstorm WarningTSAHaskell, Latimer, LeFlore, Pushmataha, Sequoyah57 min
Nov 30, 10:29 PM CSTTornado Warning Tornado observedConsiderable damage threatTSAAdair, Delaware20 min
Nov 30, 10:39 PM CSTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware, Haskell, Sequoyah53 min
Nov 30, 10:50 PM CSTSevere Thunderstorm WarningTSALeFlore, Sequoyah55 min
Nov 30, 10:52 PM CSTSevere Thunderstorm WarningTSACherokee, Craig, Delaware, Mayes, Ottawa, Wagoner53 min
Nov 30, 11:09 PM CSTTornado WarningTSASequoyah21 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.