Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 49, NWS Tulsa, OK

April 19, 2003Rogers County, Wagoner County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 19, 2003, 4:57 PM CDT for Rogers County, Wagoner County, Oklahoma. It was in force for 63 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 19, 2003, 4:57 PM CDT (21:57 UTC)
Expired: Apr 19, 2003, 6:00 PM CDT
In force: 63 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

Counties Rogers County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 11 km from the middle of the area, began a volume at 22:00 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 19, 2:30 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.0 hours before the alert went out and 187 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: 36 J/kg
Mixed-layer CIN: -416 J/kg
Mixed-layer LCL: 1511 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 251 m²/s²
0-3 km storm-relative helicity: 229 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.

932 
WUUS54 KTSA 192157
SVRTUL
OKC131-145-192300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
457 PM CDT SAT APR 19 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ROGERS COUNTY IN NORTHEAST OKLAHOMA
  WESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 600 PM CDT

* AT 457 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8
  MILES NORTHWEST OF ONETA...MOVING NORTHEAST AT 60 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...CLAREMORE...
  INOLA...CATOOSA...VERDIGRIS...TIAWAH...FOYIL AND ONETA.

HAIL TO THE SIZE OF PENNIES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED
IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE
STORM HAS PASSED.

LAT...LON 3615 9584 3590 9580 3617 9544 3652 9553

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 3:57 PM CDT	Tornado Warning	TSA	Creek, Okmulgee	33 min
Apr 19, 4:25 PM CDT	Tornado Warning	TSA	Tulsa	35 min
Apr 19, 4:29 PM CDT	Tornado Warning	TSA	Osage, Washington	61 min
Apr 19, 4:42 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	48 min
Apr 19, 4:44 PM CDT	Tornado Warning	TSA	Creek, Okmulgee, Tulsa	46 min
Apr 19, 4:47 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	58 min
Apr 19, 4:47 PM CDT	Tornado Warning	TSA	Creek, Okmulgee, Tulsa	43 min
Apr 19, 5:06 PM CDT	Tornado Warning	TSA	Osage, Pawnee	39 min
Apr 19, 5:10 PM CDT	Tornado Warning	TSA	Pittsburg	50 min
Apr 19, 5:39 PM CDT	Tornado Warning	TSA	Osage	51 min
Apr 19, 5:50 PM CDT	Tornado Warning	TSA	Washington	40 min
Apr 19, 6:07 PM CDT	Tornado Warning	TSA	Nowata, Washington	38 min
Apr 19, 6:25 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	50 min
Apr 19, 6:44 PM CDT	Tornado Warning	TSA	Pittsburg	31 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2003 Every severe thunderstorm warning 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.