Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 239, NWS Tulsa, OK

May 19, 2003Pittsburg County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 19, 2003, 9:48 PM CDT for Pittsburg County, Oklahoma. It was in force for 57 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: May 19, 2003, 9:48 PM CDT (02:48 UTC)
Expired: May 19, 2003, 10:45 PM CDT
In force: 57 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Pittsburg County, OK

The radar

The Norman radar (KTLX), 123 km from the middle of the area, began a volume at 02:47 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
May 19, 4:05 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.8 hours before the alert went out and 131 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: 1418 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 913 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 293 m²/s²
Significant tornado parameter: 1.5
Supercell composite: 9.8

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 200248
SVRTUL
OKC121-200345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
947 PM CDT MON MAY 19 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR
  PITTSBURG COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1045 PM CDT

* AT 947 PM CDT...DOPPLER RADAR INDICATED A DANGEROUS SEVERE         
  THUNDERSTORM 9 MILES WEST OF SCIPIO...MOVING SOUTHEAST AT 25 MPH.  
  RADAR INDICATED SOME ROTATION WITH THIS STORM. PEOPLE NEAR ITS     
  PATH SHOULD MOVE TO A SAFE PLACE NOW

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MCALESTER...  
  ALDERSON...KREBS AND SCIPIO.

PERSONS IN THE PATH OF THIS STORM SHOULD PREPARE FOR VERY LARGE HAIL
AND DAMAGING WINDS. TAKE COVER ON THE LOWEST FLOOR IN AN INTERIOR
ROOM AND STAY AWAY FROM WINDOWS.

LAT...LON 3516 9620 3499 9627 3478 9567 3502 9557

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 7:52 PM CDT	Severe Thunderstorm Warning	TSA	Creek	53 min
May 19, 8:30 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa	60 min
May 19, 9:11 PM CDT	Flash Flood Warning	TSA	Tulsa	3 hr
May 19, 9:23 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa, Washington	52 min
May 19, 9:28 PM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	47 min
May 19, 9:41 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee	49 min
May 19, 9:56 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Rogers	49 min
May 19, 10:45 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	60 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.