Alert archive / Oklahoma / Tornado Warnings in 2008

Tornado Warning 68, NWS Tulsa, OK

May 7, 20084 counties in Oklahoma

NWS Tulsa, OK issued this tornado warning at May 7, 2008, 7:25 PM CDT for 4 counties in Oklahoma. It was in force for 65 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 7, 2008, 7:25 PM CDT (00:25 UTC)
Expired: May 7, 2008, 8:30 PM CDT
In force: 65 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Mayes County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 13 km from the middle of the area, began a volume at 00:27 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 7, 7:29 PM CDT	TSTM WND DMG	Broken Arrow, OK	POWER POLES BROKEN AND TREE DAMAGE NEAR RHEMA BIBLE COLLEGE.

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 7, 5:28 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.4 hours before the alert went out and 182 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: 29 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 562 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 126 m²/s²
0-3 km storm-relative helicity: 220 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 080025
TORTSA
OKC097-131-143-145-080130-
/O.NEW.KTSA.TO.W.0068.080508T0025Z-080508T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
725 PM CDT WED MAY 7 2008

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN MAYES COUNTY IN NORTHEAST OKLAHOMA
  SOUTHERN ROGERS COUNTY IN NORTHEAST OKLAHOMA
  TULSA COUNTY IN NORTHEAST OKLAHOMA
  NORTHWESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 830 PM CDT

* AT 722 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  LINE OF POTENTIALLY TORNADIC THUNDERSTORMS WITH STRONG LOW LEVEL
  ROTATION ALONG A LINE EXTENDING FROM TULSA TO BROKEN ARROW TO 4
  MILES SOUTH OF ONETA...MOVING NORTHEAST AT 40 MPH. THIS IS A
  DANGEROUS STORM...A TORNADO IS OCCURRING OR COULD FORM AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...TULSA...
  CATOOSA...OWASSO...INOLA...VERDIGRIS...COLLINSVILLE...TIAWAH...
  CLAREMORE AND CHOUTEAU.

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 3640 9585 3640 9549 3623 9527 3597 9558
      3609 9600
TIME...MOT...LOC 0025Z 216DEG 38KT 3606 9589 3607 9579
          3598 9567

$$

1 follow-up statement

000 
WWUS54 KTSA 080058
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
758 PM CDT WED MAY 7 2008

OKC097-131-143-145-080130-
/O.CON.KTSA.TO.W.0068.000000T0000Z-080508T0130Z/
WAGONER OK-ROGERS OK-TULSA OK-MAYES OK-
758 PM CDT WED MAY 7 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHWESTERN MAYES...TULSA...SOUTHERN ROGERS AND NORTHWESTERN WAGONER
COUNTIES...

AT 756 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO. THESE
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM VERDIGRIS TO INOLA TO
CHOUTEAU...MOVING NORTHEAST AT 40 MPH.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...TIAWAH...
CHOUTEAU AND CLAREMORE.

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 3623 9527 3620 9532 3614 9538 3614 9540
      3607 9548 3617 9584 3640 9585 3640 9549
TIME...MOT...LOC 0058Z 216DEG 38KT 3625 9562 3620 9542
          3618 9537

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 7:01 PM CDT	Tornado Warning	TSA	Muskogee, Okmulgee, Tulsa, Wagoner	59 min
May 7, 7:12 PM CDT	Areal Flood Advisory	TSA	Craig, Creek, Okmulgee, Rogers, Tulsa, Wagoner	37 days
May 7, 7:25 PM CDT	Special Weather Statement	TSA	Pushmataha	35 min
May 7, 7:29 PM CDT	Flash Flood Warning	TSA	Nowata, Rogers, Washington	6 hr
May 7, 7:43 PM CDT	Tornado Warning	TSA	Haskell, LeFlore, Sequoyah	47 min
May 7, 7:51 PM CDT	Flash Flood Warning	TSA	Craig, Delaware, Mayes, Ottawa, Rogers	6 hr
May 7, 7:56 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes, Muskogee, Sequoyah and 1 more	64 min
May 7, 8:01 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, LeFlore, Sequoyah	29 min
May 7, 8:10 PM CDT	Tornado Warning	TSA	Craig, Delaware, Mayes, Rogers	65 min
May 7, 8:28 PM CDT	Tornado Warning	TSA	Sequoyah	32 min
May 7, 8:41 PM CDT	Severe Thunderstorm Warning	TSA	Adair	52 min
May 7, 8:57 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	33 min
May 8, 12:15 AM CDT	River Flood Warning	TSA	Osage	3 hr
May 8, 12:15 AM CDT	River Flood Warning	TSA	Osage, Tulsa	32 hr
May 8, 12:15 AM CDT	River Flood Warning	TSA	Washington	44 hr
May 8, 12:15 AM CDT	River Flood Warning	TSA	Rogers, Tulsa	3 days
May 8, 9:01 AM CDT	River Flood Warning	TSA	Tulsa	35 hr
May 8, 9:01 AM CDT	River Flood Warning	TSA	Muskogee	11 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.