Alert archive / Oklahoma / Tornado Warnings in 2008

Tornado Warning 102, NWS Tulsa, OK

May 31, 2008Osage County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 31, 2008, 7:29 PM CDT for Osage County, Oklahoma. It was in force for 32 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: May 31, 2008, 7:29 PM CDT (00:29 UTC)
Expired: May 31, 2008, 8:01 PM CDT
In force: 32 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

County Osage County, OK

The radar

The Tulsa radar (KINX), 73 km from the middle of the area, began a volume at 00:32 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
May 31, 6:22 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 0.5 hours before the alert went out and 111 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: 4351 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 879 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 354 m²/s²
Significant tornado parameter: 8.3
Supercell composite: 36.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS54 KTSA 010029
TORTSA
OKC113-010115-
/O.NEW.KTSA.TO.W.0102.080601T0029Z-080601T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
729 PM CDT SAT MAY 31 2008

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL OSAGE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 815 PM CDT

* AT 728 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
  NORTHWEST OF WYNONA...MOVING SOUTHEAST AT 9 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WYNONA.

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3653 9612 3639 9623 3657 9642 3665 9634
TIME...MOT...LOC 0029Z 299DEG 8KT 3659 9635

$$

2 follow-up statements

000 
WWUS54 KTSA 010044
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
743 PM CDT SAT MAY 31 2008

OKC113-010115-
/O.CON.KTSA.TO.W.0102.000000T0000Z-080601T0115Z/
OSAGE OK-
743 PM CDT SAT MAY 31 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR CENTRAL
OSAGE COUNTY...

AT 741 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS 
LOCATED NEAR PERSHING...MOVING EAST AT 15 MPH.  THIS AREA OF 
ROTATION WAS ALONG THE WESTERN FLANK OF THE LARGE THUNDERSTORM 
COMPLEX...AND WHILE THIS PORTION OF THE STORM HAS WEAKENED...IT 
CONTINUES WITH A TORNADIC RISK.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WYNONA AND
PERSHING.

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS

LAT...LON 3659 9624 3656 9617 3655 9617 3653 9612
      3645 9618 3658 9641 3665 9634
TIME...MOT...LOC 0043Z 291DEG 13KT 3660 9632

$$

000 
WWUS54 KTSA 010101
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
800 PM CDT SAT MAY 31 2008

OKC113-010110-
/O.CAN.KTSA.TO.W.0102.000000T0000Z-080601T0115Z/
OSAGE OK-
800 PM CDT SAT MAY 31 2008

...THE TORNADO WARNING FOR CENTRAL OSAGE COUNTY IS CANCELLED...

THE THUNDERSTORM HAS WEAKENED AND DOES NOT CURRENTLY SHOW TORNADIC 
POTENTIAL...HOWEVER THE STORM DOES REMAIN REMAIN SEVERE ACROSS 
EASTERN OSAGE COUNTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1 AM.

LAT...LON 3659 9624 3656 9617 3655 9617 3653 9612
      3645 9618 3658 9641 3665 9634
TIME...MOT...LOC 0100Z 291DEG 13KT 3658 9625

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 7:24 PM CDT	Tornado Warning	TSA	Osage	36 min
May 31, 7:26 PM CDT	Tornado Warning	TSA	Osage	34 min
May 31, 7:59 PM CDT	Severe Thunderstorm Warning	TSA	Osage	26 min
May 31, 8:18 PM CDT	Special Weather Statement	TSA	Washington	57 min
May 31, 10:22 PM CDT	Severe Thunderstorm Warning	TSA	Osage	38 min
Jun 1, 12:42 AM CDT	Severe Thunderstorm Warning	TSA	Nowata, Washington	37 min
Jun 1, 3:11 AM CDT	Special Weather Statement	TSA	Craig	49 min
Jun 1, 3:26 AM CDT	Severe Thunderstorm Warning	TSA	Craig	34 min
Jun 1, 3:50 AM CDT	Special Weather Statement	TSA	Delaware	40 min
Jun 1, 4:12 AM CDT	Severe Thunderstorm Warning	TSA	Delaware	48 min
Jun 1, 6:16 AM CDT	Severe Thunderstorm Warning	TSA	Delaware	59 min
Jun 1, 7:07 AM CDT	Severe Thunderstorm Warning	TSA	Osage	53 min
Jun 1, 7:46 AM CDT	Special Weather Statement	TSA	Washington	44 min
Jun 1, 7:54 AM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	66 min
Jun 1, 8:09 AM CDT	Severe Thunderstorm Warning	TSA	Nowata, Rogers, Washington	66 min
Jun 1, 8:35 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	55 min
Jun 1, 9:15 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	45 min
Jun 1, 9:15 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee	60 min
Jun 1, 9:16 AM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers	32 min
Jun 1, 9:33 AM CDT	Severe Thunderstorm Warning	TSA	Creek, McIntosh, Muskogee, Okmulgee, Tulsa, Wagoner	51 min
Jun 1, 9:54 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee, Osage, Pawnee, Tulsa	66 min
Jun 1, 9:56 AM CDT	Flash Flood Warning	TSA	Creek, Osage, Pawnee, Tulsa, Washington	4 hr
Jun 1, 10:23 AM CDT	Severe Thunderstorm Warning	TSA	Osage, Rogers, Tulsa, Washington	67 min
Jun 1, 10:28 AM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Creek, McIntosh, Mayes, Muskogee, Okfuskee and 4 more	77 min
Jun 1, 10:50 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Muskogee	55 min
Jun 1, 10:51 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Craig, Delaware, Mayes, Muskogee and 4 more	3 hr
Jun 1, 11:06 AM CDT	Severe Thunderstorm Warning	TSA	Mayes	39 min
Jun 1, 11:31 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, McIntosh and 3 more	59 min
Jun 1, 11:58 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Sequoyah	62 min
Jun 1, 12:44 PM CDT	Flash Flood Warning	TSA	LeFlore	3 hr
Jun 1, 2:22 PM CDT	River Flood Warning	TSA	Ottawa	48 hr

Nearby

Tornado Warnings in Oklahoma, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.