Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 285, NWS Tulsa, OK

August 26, 2019Ottawa County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Aug 26, 2019, 8:38 PM CDT for Ottawa County, Oklahoma. It was in force for 52 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: Aug 26, 2019, 8:38 PM CDT (01:38 UTC)
Expired: Aug 26, 2019, 9:30 PM CDT
In force: 52 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Possible
Hail: 2.0 in
Wind: 60.0 mph

County Ottawa County, OK

The radar

The Tulsa radar (KINX), 107 km from the middle of the area, began a volume at 01:40 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
Aug 26, 9:15 PM CDT	TSTM WND DMG	4 E Miami, OK	LARGE TREE FELL ON A HOME. TIME ESTIMATED VIA RADAR.

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
Aug 26, 5:10 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.6 hours before the alert went out and 86 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: 958 J/kg
Mixed-layer CIN: -261 J/kg
Mixed-layer LCL: 1510 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 453 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

217 
WUUS54 KTSA 270138
SVRTSA
OKC115-270230-
/O.NEW.KTSA.SV.W.0285.190827T0138Z-190827T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
838 PM CDT Mon Aug 26 2019

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ottawa County in northeastern Oklahoma...

* Until 930 PM CDT.

* At 837 PM CDT, a severe thunderstorm was located 3 miles northwest
  of Baxter Springs, moving southeast at 15 mph.

  HAZARD...Two inch hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations in or near the path include...
  Commerce...                       Quapaw...
  Picher...                         Ottawa...
  Peoria...                         Cardin...

This includes Interstate 44 between mile markers 310 and 324.
 
LAT...LON 3675 9462 3699 9500 3700 9499 3700 9462
TIME...MOT...LOC 0137Z 312DEG 13KT 3706 9479 

TORNADO...POSSIBLE
HAIL...2.00IN
WIND...60MPH
 
$$

1 follow-up statement

383 
WWUS54 KTSA 270152
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
852 PM CDT Mon Aug 26 2019

OKC115-270230-
/O.CON.KTSA.SV.W.0285.000000T0000Z-190827T0230Z/
Ottawa OK-
852 PM CDT Mon Aug 26 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR NORTHEASTERN OTTAWA COUNTY...

At 852 PM CDT, a severe thunderstorm was located over Quapaw, moving
east at 15 mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations in or near the path include...
Commerce...                       Quapaw...
Picher...                         Ottawa...
Peoria...                         Cardin...

This includes Interstate 44 between mile markers 310 and 324.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 3675 9462 3699 9500 3700 9499 3700 9462
TIME...MOT...LOC 0152Z 291DEG 13KT 3694 9478 

HAIL...2.00IN
WIND...60MPH
 
$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 26, 7:05 PM CDT	Special Weather Statement	TSA	Osage	40 min
Aug 26, 7:10 PM CDT	Severe Thunderstorm Warning	TSA	Osage	50 min
Aug 26, 7:22 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	38 min
Aug 26, 7:47 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	43 min
Aug 26, 8:01 PM CDT	Special Weather Statement	TSA	Osage	44 min
Aug 26, 8:08 PM CDT	Severe Thunderstorm Warning	TSA	Osage	52 min
Aug 26, 8:15 PM CDT	Severe Thunderstorm Warning	TSA	Osage	45 min
Aug 26, 8:55 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Washington	50 min
Aug 26, 8:57 PM CDT	Special Weather Statement	TSA	Nowata	48 min
Aug 26, 9:03 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Rogers	42 min
Aug 26, 9:17 PM CDT	Tornado Warning	TSA	Nowata, Rogers	17 min
Aug 26, 9:19 PM CDT	Tornado Warning	TSA	Ottawa	19 min
Aug 26, 9:37 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	53 min
Aug 26, 9:39 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers	51 min
Aug 26, 9:48 PM CDT	Special Weather Statement	TSA	Nowata	42 min
Aug 26, 10:05 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Delaware, Mayes, Rogers, Wagoner	25 min
Aug 26, 10:16 PM CDT	Special Weather Statement	TSA	Washington	44 min
Aug 26, 10:23 PM CDT	Areal Flood Advisory	TSA	Delaware, Ottawa	2 hr
Aug 26, 10:27 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes	48 min
Aug 26, 10:28 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Washington	47 min
Aug 26, 10:52 PM CDT	Special Weather Statement	TSA	Tulsa	23 min
Aug 26, 11:00 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Sequoyah	45 min
Aug 26, 11:01 PM CDT	Areal Flood Advisory	TSA	Adair, Cherokee, Delaware, Mayes	119 min
Aug 26, 11:03 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Tulsa, Washington	42 min
Aug 26, 11:06 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Delaware, Mayes	3 hr
Aug 26, 11:17 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa, Wagoner	43 min
Aug 26, 11:26 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Delaware, Mayes, Wagoner	49 min
Aug 26, 11:28 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Wagoner	47 min
Aug 26, 11:43 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Wagoner	47 min
Aug 26, 11:46 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	44 min
Aug 26, 11:50 PM CDT	Special Weather Statement	TSA	Rogers	25 min
Aug 27, 12:07 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Mayes, Rogers, Wagoner	3 hr
Aug 27, 12:17 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Muskogee, Sequoyah, Wagoner	43 min
Aug 27, 12:33 AM CDT	Special Weather Statement	TSA	Cherokee	27 min
Aug 27, 12:44 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Haskell, LeFlore, Muskogee, Sequoyah	46 min
Aug 27, 12:49 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Muskogee, Sequoyah, Wagoner	3 hr
Aug 27, 1:11 AM CDT	Flash Flood Warning	TSA	Haskell, LeFlore, Muskogee, Sequoyah	3 hr
Aug 27, 1:23 AM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, Muskogee, Sequoyah	52 min
Aug 27, 1:51 AM CDT	Special Weather Statement	TSA	Latimer, LeFlore, Pushmataha	39 min
Aug 27, 2:10 AM CDT	Areal Flood Advisory	TSA	Haskell, Latimer, LeFlore	3 hr
Aug 27, 2:20 AM CDT	Special Weather Statement	TSA	Pushmataha	25 min
Aug 27, 2:55 AM CDT	Areal Flood Advisory	TSA	Latimer, LeFlore, Pushmataha	3 hr
Aug 27, 3:20 AM CDT	Special Weather Statement	TSA	Pushmataha	55 min
Aug 27, 4:20 AM CDT	Special Weather Statement	TSA	Pushmataha	40 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2019 Every severe thunderstorm warning 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.