Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 281, NWS Tulsa, OK

August 26, 2019Osage County, Pawnee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Aug 26, 2019, 7:22 PM CDT for Osage County, Pawnee County, Oklahoma. It was in force for 38 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: Aug 26, 2019, 7:22 PM CDT (00:22 UTC)
Expired: Aug 26, 2019, 8:00 PM CDT
In force: 38 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Osage County, OK, Pawnee County, OK

The radar

The Vance AFB radar (KVNX), 111 km from the middle of the area, began a volume at 00:26 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
Aug 26, 5:10 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.4 hours before the alert went out and 145 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: 4637 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1565 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 1.8
Supercell composite: 28.0

Open this sounding in Storm Lab

The text

As transmitted.

250 
WUUS54 KTSA 270022
SVRTSA
OKC113-117-270100-
/O.NEW.KTSA.SV.W.0281.190827T0022Z-190827T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
722 PM CDT Mon Aug 26 2019

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  West central Osage County in northeastern Oklahoma...
  Western Pawnee County in northeastern Oklahoma...

* Until 800 PM CDT.

* At 722 PM CDT, a severe thunderstorm was located 5 miles southeast
  of Marland, moving east at 30 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...
  Pawnee...                         Fairfax...
  Ralston...                        Skedee...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3660 9704 3664 9705 3663 9657 3616 9680
      3617 9682 3625 9682 3625 9692 3633 9693
      3634 9703 3651 9703 3651 9701 3653 9698
      3655 9690 3658 9689 3660 9692 3658 9698
      3659 9705
TIME...MOT...LOC 0022Z 282DEG 24KT 3651 9708 

HAIL...1.00IN
WIND...60MPH
 
$$

1 follow-up statement

167 
WWUS54 KTSA 270043
SVSTSA

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

OKC113-117-270100-
/O.CON.KTSA.SV.W.0281.000000T0000Z-190827T0100Z/
Osage OK-Pawnee OK-
743 PM CDT Mon Aug 26 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR WEST CENTRAL OSAGE AND WESTERN PAWNEE COUNTIES...

At 743 PM CDT, a severe thunderstorm was located 10 miles west of
Fairfax, moving east at 20 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...
Pawnee...                         Fairfax...
Ralston...                        Skedee...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3659 9699 3664 9698 3663 9657 3616 9680
      3617 9682 3625 9682 3625 9692 3633 9693
      3634 9703 3651 9703 3651 9701 3653 9698
      3655 9690 3658 9689 3660 9692 3658 9698
      3658 9699
TIME...MOT...LOC 0043Z 272DEG 18KT 3660 9689 

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
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, 7:47 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, 8:38 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	52 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.