Alert archive / Oklahoma / Tornado Warnings in 2004

Tornado Warning 47, NWS Tulsa, OK

April 22, 2004Cherokee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 22, 2004, 8:23 PM CDT for Cherokee County, Oklahoma. It was in force for 52 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: Apr 22, 2004, 8:23 PM CDT (01:23 UTC)
Expired: Apr 22, 2004, 9:15 PM CDT
In force: 52 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Cherokee County, OK

The radar

The Tulsa radar (KINX), 56 km from the middle of the area, began a volume at 01:23 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
Apr 22, 7:50 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.4 hours before the alert went out and 146 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: 112 J/kg
Mixed-layer CIN: -140 J/kg
Mixed-layer LCL: 785 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 336 m²/s²
0-3 km storm-relative helicity: 543 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.1

Open this sounding in Storm Lab

The text

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

847 
WFUS54 KTSA 230123
TORTUL
OKC021-230215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
822 PM CDT THU APR 22 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 915 PM CDT

* AT 822 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH
  STRONG ROTATION 3 MILES NORTH OF WOODALL...MOVING NORTHEAST AT 20
  MPH. THIS DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WOODALL...    
  TAHLEQUAH... AND ELDONAND.

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

NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS - TAKE COVER NOW IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE

LAT...LON 3606 9508 3581 9513 3587 9481 3617 9479

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 22, 7:26 PM CDT	Tornado Warning	TSA	Cherokee, Muskogee	64 min
Apr 22, 7:47 PM CDT	Severe Thunderstorm Warning	TSA	Adair	58 min
Apr 22, 8:35 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	55 min
Apr 22, 8:50 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa	55 min
Apr 22, 9:30 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, McIntosh, Pittsburg	75 min
Apr 22, 9:31 PM CDT	Severe Thunderstorm Warning	TSA	Washington	44 min
Apr 22, 10:25 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	65 min
Apr 22, 10:53 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh	67 min
Apr 22, 11:14 PM CDT	Severe Thunderstorm Warning	TSA	Okfuskee	46 min
Apr 22, 11:58 PM CDT	Severe Thunderstorm Warning	TSA	Okfuskee	32 min
Apr 23, 12:01 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee	59 min
Apr 23, 12:49 AM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	41 min
Apr 23, 1:19 AM CDT	Severe Thunderstorm Warning	TSA	Adair	41 min
Apr 23, 2:31 AM CDT	Severe Thunderstorm Warning	TSA	Adair	29 min
Apr 23, 8:42 AM CDT	Severe Thunderstorm Warning	TSA	Pawnee	48 min
Apr 23, 9:43 AM CDT	Severe Thunderstorm Warning	TSA	Osage	62 min
Apr 23, 4:21 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee	4 hr
Apr 23, 6:23 PM CDT	Flash Flood Warning	TSA	McIntosh	4 hr
Apr 23, 6:24 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee	51 min
Apr 23, 6:43 PM CDT	Severe Thunderstorm Warning	TSA	Adair	47 min

Nearby

Tornado Warnings in Oklahoma, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.