Alert archive / Oklahoma / Tornado Warnings in 2019

Tornado Warning 93, NWS Tulsa, OK

May 23, 2019Delaware County, Ottawa County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 23, 2019, 12:57 AM CDT for Delaware County, Ottawa County, Oklahoma. It was in force for 45 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 23, 2019, 12:57 AM CDT (05:57 UTC)
Expired: May 23, 2019, 1:42 AM CDT
In force: 45 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Observed
Hail: 1.25 in

Counties Delaware County, OK, Ottawa County, OK

The radar

The Tulsa radar (KINX), 90 km from the middle of the area, began a volume at 05:59 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 23, 12:57 AM CDT	TORNADO	1 W Bernice, OK

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 22, 9:44 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.0 hours before the alert went out and 90 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2061 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1242 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 154 m²/s²
0-3 km storm-relative helicity: 269 m²/s²
Significant tornado parameter: 2.4
Supercell composite: 17.1

Open this sounding in Storm Lab

The text

As transmitted.

213 
WFUS54 KTSA 230557
TORTSA
OKC041-115-230700-
/O.NEW.KTSA.TO.W.0093.190523T0557Z-190523T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
1257 AM CDT Thu May 23 2019

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Northern Delaware County in northeastern Oklahoma...
  Southern Ottawa County in northeastern Oklahoma...

* Until 200 AM CDT.

* At 1256 AM CDT, a confirmed tornado was located just west of 
  Bernice, moving east at 40 mph.

  HAZARD...Damaging tornado and half dollar size hail.

  SOURCE...Weather spotters confirmed tornado.

  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...
  Grove...                          Fairland...
  Afton...                          Bernice...
  Wyandotte...                      Cleora...
  Honey Creek State Park...         Bernice State Park...
  Dodge...                          Cayuga...
  Twin Bridges State Park...        

This includes Interstate 44 between mile markers 294 and 302.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3658 9462 3656 9500 3676 9500 3687 9462
TIME...MOT...LOC 0556Z 252DEG 37KT 3664 9492 

TORNADO...OBSERVED
HAIL...1.25IN

$$

4 follow-up statements

119 
WWUS54 KTSA 230607
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
107 AM CDT Thu May 23 2019

OKC041-115-230700-
/O.CON.KTSA.TO.W.0093.000000T0000Z-190523T0700Z/
Delaware OK-Ottawa OK-
107 AM CDT Thu May 23 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR NORTHERN
DELAWARE AND SOUTHERN OTTAWA COUNTIES...
    
At 107 AM CDT, a confirmed tornado was located 4 miles northeast of
Bernice State Park, moving northeast at 30 mph.

HAZARD...Damaging tornado and half dollar size hail.

SOURCE...Weather spotters confirmed tornado.

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...
Grove...                          Fairland...
Afton...                          Bernice...
Wyandotte...                      Bernice State Park...
Cayuga...                         Twin Bridges State Park...

This includes Interstate 44 between mile markers 294 and 302.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3660 9462 3660 9500 3676 9500 3687 9462
TIME...MOT...LOC 0607Z 244DEG 28KT 3668 9486 

TORNADO...OBSERVED
HAIL...1.25IN

$$

847 
WWUS54 KTSA 230616
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
116 AM CDT Thu May 23 2019

OKC041-230625-
/O.CAN.KTSA.TO.W.0093.000000T0000Z-190523T0700Z/
Delaware OK-
116 AM CDT Thu May 23 2019

...THE TORNADO WARNING FOR NORTHERN DELAWARE 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 400 AM CDT for northeastern
Oklahoma.

LAT...LON 3667 9462 3667 9487 3679 9490 3687 9462
TIME...MOT...LOC 0615Z 245DEG 42KT 3672 9474 

$$

OKC115-230700-
/O.CON.KTSA.TO.W.0093.000000T0000Z-190523T0700Z/
Ottawa OK-
116 AM CDT Thu May 23 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
SOUTHEASTERN OTTAWA COUNTY...
    
At 115 AM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles south of Wyandotte, moving northeast at 50 mph.

HAZARD...Tornado and quarter size hail.

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...
Fairland...                       Wyandotte...
Twin Bridges State Park...        

This includes Interstate 44 between mile markers 302 and 303.
 
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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3667 9462 3667 9487 3679 9490 3687 9462
TIME...MOT...LOC 0615Z 245DEG 42KT 3672 9474 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

640 
WWUS54 KTSA 230624
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
124 AM CDT Thu May 23 2019

OKC115-230700-
/O.CON.KTSA.TO.W.0093.000000T0000Z-190523T0700Z/
Ottawa OK-
124 AM CDT Thu May 23 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
SOUTHEASTERN OTTAWA COUNTY...
    
At 124 AM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southeast of Wyandotte, moving east at 25 mph.

HAZARD...Tornado and quarter size hail.

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...
Wyandotte...                      Twin Bridges State Park...

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3669 9462 3669 9476 3682 9479 3687 9462
TIME...MOT...LOC 0624Z 249DEG 20KT 3674 9469 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

026 
WWUS54 KTSA 230642
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
142 AM CDT Thu May 23 2019

OKC115-230652-
/O.CAN.KTSA.TO.W.0093.000000T0000Z-190523T0700Z/
Ottawa OK-
142 AM CDT Thu May 23 2019

...THE TORNADO WARNING FOR SOUTHEASTERN OTTAWA COUNTY IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for northeastern
Oklahoma.

LAT...LON 3669 9462 3669 9476 3682 9479 3687 9462
TIME...MOT...LOC 0641Z 252DEG 37KT 3680 9447 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 7:05 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata	13 min
May 22, 7:11 PM CDT	Tornado Warning	TSA	Rogers, Tulsa, Wagoner	49 min
May 22, 7:40 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	50 min
May 22, 7:44 PM CDT	Tornado Warning	TSA	Mayes, Rogers	46 min
May 22, 7:47 PM CDT	Tornado Warning	TSA	Osage, Pawnee	43 min
May 22, 7:55 PM CDT	Areal Flood Advisory	TSA	Mayes, Rogers	3 hr
May 22, 8:01 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Wagoner	29 min
May 22, 8:02 PM CDT	Flash Flood Warning	TSA	Osage, Pawnee	7 hr
May 22, 8:02 PM CDT	River Flood Warning	TSA	Osage	36 hr
May 22, 8:12 PM CDT	Flash Flood Warning	TSA	Craig, Mayes	4 hr
May 22, 8:18 PM CDT	Tornado Warning	TSA	Osage, Pawnee	42 min
May 22, 8:32 PM CDT	Tornado Warning	TSA	Craig, Mayes	43 min
May 22, 8:35 PM CDT	Tornado Warning	TSA	Pawnee	40 min
May 22, 8:49 PM CDT	Tornado Warning	TSA	Delaware, Ottawa	41 min
May 22, 8:50 PM CDT	Tornado Warning	TSA	Osage, Tulsa, Washington	40 min
May 22, 9:04 PM CDT	Tornado Warning	TSA	Creek, Osage, Pawnee	41 min
May 22, 9:09 PM CDT	Tornado Warning	TSA	Delaware, Mayes	51 min
May 22, 9:11 PM CDT	Areal Flood Advisory	TSA	Delaware, Ottawa	3 hr
May 22, 9:18 PM CDT	Flash Flood Warning	TSA	Delaware	3 hr
May 22, 9:28 PM CDT	Tornado Warning	TSA	Nowata, Osage, Rogers, Washington	47 min
May 22, 9:42 PM CDT	Tornado Warning Tornado observed	TSA	Delaware	48 min
May 22, 9:46 PM CDT	Tornado Warning	TSA	Osage, Pawnee, Rogers, Tulsa, Washington	44 min
May 22, 10:15 PM CDT	Tornado Warning	TSA	Craig, Nowata, Rogers	32 min
May 22, 10:30 PM CDT	Tornado Warning	TSA	Osage, Rogers, Tulsa, Washington	45 min
May 22, 10:56 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Rogers, Tulsa, Washington	49 min
May 22, 11:41 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Rogers	64 min
May 22, 11:47 PM CDT	Flash Flood Warning	TSA	Craig, Delaware, Mayes, Ottawa	3 hr
May 22, 11:52 PM CDT	Tornado Warning	TSA	Craig, Mayes, Rogers	38 min
May 23, 12:12 AM CDT	Severe Thunderstorm Warning	TSA	Nowata, Rogers, Tulsa, Washington	48 min
May 23, 12:29 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	46 min
May 23, 12:30 AM CDT	Tornado Warning	TSA	Craig, Delaware, Ottawa	45 min
May 23, 12:53 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Rogers	52 min
May 23, 1:22 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	38 min
May 23, 1:48 AM CDT	Severe Thunderstorm Warning	TSA	Delaware, Ottawa	42 min
May 23, 3:12 AM CDT	Areal Flood Warning	TSA	Osage, Pawnee, Rogers, Tulsa, Washington	24 hr
May 23, 3:20 AM CDT	Areal Flood Warning	TSA	Craig, Delaware, Mayes, Nowata, Ottawa, Rogers and 1 more	24 hr
May 23, 4:08 AM CDT	Special Weather Statement	TSA	Ottawa	37 min
May 23, 4:49 AM CDT	River Flood Warning	TSA	Rogers	11 days
May 23, 4:29 PM CDT	River Flood Warning	TSA	Kay, Osage	21 days

Nearby

Tornado Warnings in Oklahoma, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.