Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 4, NWS Tulsa, OK

February 15, 2003Rogers County, Wagoner County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Feb 15, 2003, 12:29 AM CST for Rogers County, Wagoner County, Oklahoma. It was in force for 61 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: Feb 15, 2003, 12:29 AM CST (06:29 UTC)
Expired: Feb 15, 2003, 1:30 AM CST
In force: 61 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), 5 km from the middle of the area, began a volume at 06:32 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
Feb 14, 11:20 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.5 hours before the alert went out and 180 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: 484 J/kg
Mixed-layer CIN: -127 J/kg
Mixed-layer LCL: 637 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 241 m²/s²
0-3 km storm-relative helicity: 284 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 150629
SVRTUL
OKC131-145-150730-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1229 AM CST SAT FEB 15 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

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

* UNTIL 130 AM CST

* AT 1229 AM CST...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG
  A LINE EXTENDING FROM 2 MILES EAST OF CLAREMORE TO 15 MILES
  SOUTHWEST OF ONETA...MOVING EAST AT 20 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...CLAREMORE...
  INOLA...VERDIGRIS...TIAWAH...PORTER...COWETA AND ONETA.

HAIL TO THE SIZE OF DIMES 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 3645 9573 3588 9580 3586 9544 3633 9538

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 14, 11:33 PM CST	Severe Thunderstorm Warning	TSA	Creek	42 min
Feb 14, 11:54 PM CST	Severe Thunderstorm Warning	TSA	Tulsa	51 min
Feb 15, 12:18 AM CST	Severe Thunderstorm Warning	TSA	Okmulgee	57 min
Feb 15, 12:43 AM CST	Severe Thunderstorm Warning	TSA	Tulsa	17 min
Feb 15, 12:53 AM CST	Severe Thunderstorm Warning	TSA	Mayes	67 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.