Alert archive / Oklahoma / Tornado Warnings in 2007

Tornado Warning 12, NWS Tulsa, OK

July 9, 2007McIntosh County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Jul 9, 2007, 4:52 PM CDT for McIntosh County, Oklahoma. It was in force for 23 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: Jul 9, 2007, 4:52 PM CDT (21:52 UTC)
Expired: Jul 9, 2007, 5:15 PM CDT
In force: 23 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County McIntosh County, OK

The radar

The Tulsa radar (KINX), 83 km from the middle of the area, began a volume at 21:55 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
Jul 9, 5:05 PM CDT	HAIL 1	1 Nw Stidham, 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
Jul 9, 4:36 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.9 hours before the alert went out and 154 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: 2056 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 795 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 35 m²/s²
0-3 km storm-relative helicity: 126 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 092152
TORTSA
OKC091-092215-
/O.NEW.KTSA.TO.W.0012.070709T2152Z-070709T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
452 PM CDT MON JUL 9 2007

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 515 PM CDT

* AT 447 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES
  NORTHWEST OF STIDHAM...MOVING SOUTHEAST AT 10 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...STIDHAM AND
  VIVIAN.

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 3555 9576 3546 9587 3524 9571 3538 9550

$$

2 follow-up statements

000 
WWUS54 KTSA 092201
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
501 PM CDT MON JUL 9 2007

OKC091-092215-
/O.CON.KTSA.TO.W.0012.000000T0000Z-070709T2215Z/
MCINTOSH OK-
501 PM CDT MON JUL 9 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR CENTRAL
MCINTOSH COUNTY...

AT 459 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
LOCATED NEAR STIDHAM...MOVING SOUTH AT 25 MPH.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...VIVIAN.

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 3545 9568 3538 9579 3524 9571 3534 9556

$$

000 
WWUS54 KTSA 092213 RRA
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
512 PM CDT MON JUL 9 2007

OKC091-092222-
/O.EXP.KTSA.TO.W.0012.000000T0000Z-070709T2215Z/
MCINTOSH OK-
512 PM CDT MON JUL 9 2007

...THE TORNADO WARNING FOR CENTRAL MCINTOSH COUNTY EXPIRES AT 515 PM
CDT...

DOPPLER RADAR INDICATES THE THUNDERSTORM OVER CENTRAL MCINTOSH 
COUNTY NO LONGER POSES A TORNADO THREAT...THEREFORE THE TORNADO 
WARNING WILL BE ALLOWED TO EXPIRE. GUSTY WINDS AND VERY HEAVY RAIN 
ARE STILL POSSIBLE WITH THIS STORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM.

LAT...LON 3545 9568 3538 9579 3524 9571 3534 9556

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 3:20 PM CDT	Special Weather Statement	TSA	Okfuskee, Okmulgee, Tulsa	55 min
Jul 9, 3:42 PM CDT	Severe Thunderstorm Warning	TSA	Okfuskee	63 min
Jul 9, 3:55 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee, Tulsa	51 min
Jul 9, 4:18 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Wagoner	57 min
Jul 9, 4:24 PM CDT	Flash Flood Warning	TSA	Okfuskee	4 hr
Jul 9, 4:24 PM CDT	Severe Thunderstorm Warning	TSA	Okfuskee, Okmulgee	28 min
Jul 9, 4:43 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh	62 min
Jul 9, 4:57 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Muskogee, Sequoyah	63 min
Jul 9, 5:22 PM CDT	Special Weather Statement	TSA	Muskogee	38 min
Jul 9, 5:33 PM CDT	Special Weather Statement	TSA	McIntosh	57 min
Jul 9, 5:48 PM CDT	Special Weather Statement	TSA	Osage	27 min
Jul 9, 5:49 PM CDT	Special Weather Statement	TSA	Pushmataha	56 min
Jul 9, 5:51 PM CDT	Special Weather Statement	TSA	Haskell	54 min
Jul 9, 5:59 PM CDT	Severe Thunderstorm Warning	TSA	Osage	46 min
Jul 9, 6:01 PM CDT	Special Weather Statement	TSA	Sequoyah	59 min
Jul 9, 6:12 PM CDT	Special Weather Statement	TSA	Delaware	63 min
Jul 9, 6:20 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Mayes	55 min
Jul 9, 6:45 PM CDT	Special Weather Statement	TSA	Latimer	60 min
Jul 9, 6:46 PM CDT	Special Weather Statement	TSA	Pushmataha	59 min

Nearby

Tornado Warnings in Oklahoma, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.