Alert archive / Oklahoma / Tornado Warnings in 2003

Tornado Warning 1, NWS Tulsa, OK

April 6, 2003Pushmataha County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 6, 2003, 3:21 PM CDT for Pushmataha County, Oklahoma. It was in force for 24 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 6, 2003, 3:21 PM CDT (20:21 UTC)
Expired: Apr 6, 2003, 3:45 PM CDT
In force: 24 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 125 km from the middle of the area, began a volume at 20:22 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 6, 2:55 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.4 hours before the alert went out and 229 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 710 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 498 m²/s²
0-3 km storm-relative helicity: 695 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.3

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 062021
TORTUL
OKC127-062045-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
321 PM CDT SUN APR 6 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  SOUTHEASTERN PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 345 PM CDT

* AT 321 PM CDT...DOPPLER RADAR INDICATED A DEVELOPING TORNADO 5
  MILES SOUTHEAST OF CLOUDY. THIS DANGEROUS STORM IS MOVING NORTHEAST
  AT 35 MPH.

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

IF YOU ARE IN OR 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

IN ADDITION TO THE TORNADO THREAT...LARGE HAIL AND DAMAGING STRAIGHT
LINE WINDS CAN BE EXPECTED WITH THIS STORM. GO TO A SAFE PLACE NOW

LAT...LON 3428 9535 3415 9519 3445 9477 3463 9498

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 6, 7:18 AM CDT	Severe Thunderstorm Warning	TSA	Okfuskee	57 min
Apr 6, 7:51 AM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	39 min
Apr 6, 8:26 AM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Wagoner	64 min
Apr 6, 10:25 AM CDT	Severe Thunderstorm Warning	TSA	Mayes	50 min
Apr 6, 1:27 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	48 min
Apr 6, 1:31 PM CDT	Severe Thunderstorm Warning	TSA	Pushmataha	44 min
Apr 6, 2:10 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Pittsburg	50 min
Apr 6, 2:14 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Pushmataha	61 min
Apr 6, 2:52 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw	53 min
Apr 6, 3:12 PM CDT	Severe Thunderstorm Warning	TSA	Pushmataha	48 min
Apr 6, 3:17 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	28 min
Apr 6, 3:49 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	41 min

Nearby

Tornado Warnings in Oklahoma, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.