Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 13, NWS Tulsa, OK

March 13, 20034 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 13, 2003, 12:57 AM CST for 4 counties in Oklahoma. It was in force for 48 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: Mar 13, 2003, 12:57 AM CST (06:57 UTC)
Expired: Mar 13, 2003, 1:45 AM CST
In force: 48 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

Counties Haskell County, OK, Latimer County, OK, Pittsburg County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 60 km from the middle of the area, began a volume at 07:00 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
Mar 12, 8:55 PM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.0 hours before the alert went out and 206 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: 1109 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 1150 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 130657
SVRTUL
OKC061-130745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1256 AM CST THU MAR 13 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HASKELL COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 145 AM CST

* AT 1256 AM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6
  MILES SOUTHWEST OF TAMAHA...MOVING SOUTHEAST AT 35 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...STIGLER...MC
  CURTAIN...KEOTA AND TAMAHA.

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 3546 9508 3533 9524 3507 9493 3534 9480

1 follow-up statement

000 
WUUS54 KTSA 130657 RRA
SVRTUL
OKC077-121-127-130745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1256 AM CST THU MAR 13 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR
  LATIMER COUNTY IN SOUTHEAST OKLAHOMA
  EASTERN PITTSBURG COUNTY IN SOUTHEAST OKLAHOMA
  PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 145 AM CST

* AT 1256 AM CST SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WINDS UP
  TO 65 MPH WERE LOCATED ALONG A LINE EXTENDING FROM 21 MILES
  NORTH OF HARTSHORNE TO 13 MILES WEST OF DUNBAR...MOVING EAST AT 45
  MPH.

* SOME LOCATIONS AFFECTED INCLUDE... VETERANS COLONY...WILBURTON...
  YANUSH...HIGGINS...BENGAL...DAMON...RED OAK...HARTSHORNE...
  ANTLERS...CLAYTON...CLOUDY...MOYERS...KOSOMA...SNOW...NASHOBA...
  STANLEY...TUSKAHOMA...KIAMICHI...ALBION...KELLOND AND DUNBAR.

WIND GUSTS OF 60 MPH WERE OBSERVED AT THE MCALESTER AIRPORT BETWEEN 
1245 AND 1250 AM.

DAMAGING WINDS ARE LIKELY WITH THESE STORMS...MOVE TO A SAFE PLACE
NOW. MOBILE HOMES AND VEHICLES ARE ESPECIALLY SUSCEPTIBLE TO HIGH
WINDS AND MAY BE OVERTURNED.

LAT...LON 3512 9549 3422 9591 3420 9510 3503 9495

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 12, 8:37 PM CST	Severe Thunderstorm Warning	TSA	Pawnee	38 min
Mar 12, 10:00 PM CST	Severe Thunderstorm Warning	TSA	Creek	60 min
Mar 12, 10:25 PM CST	Severe Thunderstorm Warning	TSA	Craig, Ottawa	50 min
Mar 12, 11:14 PM CST	Severe Thunderstorm Warning	TSA	Ottawa	46 min
Mar 12, 11:23 PM CST	Severe Thunderstorm Warning	TSA	Okfuskee	52 min
Mar 12, 11:58 PM CST	Severe Thunderstorm Warning	TSA	McIntosh	47 min
Mar 13, 1:01 AM CST	Severe Thunderstorm Warning	TSA	Sequoyah	44 min
Mar 13, 1:26 AM CST	Severe Thunderstorm Warning	TSA	Choctaw	49 min
Mar 13, 1:36 AM CST	Severe Thunderstorm Warning	TSA	LeFlore	54 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.