Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 71, NWS Tulsa, OK

March 26, 2000Choctaw County, Pushmataha County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 26, 2000, 7:55 PM CST for Choctaw County, Pushmataha County, Oklahoma. It was in force for 50 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Mar 26, 2000, 7:55 PM CST (01:55 UTC)
Expired: Mar 26, 2000, 8:45 PM CST
In force: 50 min
Issued by: NWS Tulsa, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Choctaw County, OK, Pushmataha County, OK

What was reported inside it

Time	Report	Where	Remark
Mar 26, 8:05 PM CST	Hail 0.75	Ft Towson, OK
Mar 26, 8:05 PM CST	Thunderstorm Wind	Ft Towson, OK	Thunderstorm winds blew trees down onto power lines.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 26, 2:30 PM CST	Severe Thunderstorm Watch	SPC	6 hr
Mar 26, 7:45 PM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.9 hours before the alert went out and 222 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: 765 J/kg
Mixed-layer CIN: -11 J/kg
Mixed-layer LCL: 1975 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 270156
SVRTUL
OKC023-127-270245-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
755 PM CST SUN MAR 26 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN CHOCTAW COUNTY IN SOUTHEAST OKLAHOMA
  SOUTHERN PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 845 PM CST

* AT 755 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES NORTH OF
  FORT TOWSON TO 5 MILES NORTH OF MESSER TO 15 MILES NORTHWEST OF
  KENT...MOVING SOUTHEAST AT 35 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...KENT...
MESSER...SOPER...FORT TOWSON...SAWYER...GOODLAND AND HUGO

HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE
EXPECTED IN THE WARNED AREA.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.

LAT...LON 3422 9518 3415 9546 3430 9579 3391 9570
          3390 9528 3396 9514

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 6:03 PM CST	Severe Thunderstorm Warning	TSA	LeFlore	57 min
Mar 26, 6:13 PM CST	Tornado Warning	TSA	Haskell, Muskogee	32 min
Mar 26, 6:29 PM CST	Tornado Warning	TSA	Pittsburg	46 min
Mar 26, 6:32 PM CST	Tornado Warning	TSA	LeFlore	28 min
Mar 26, 6:40 PM CST	Tornado Warning	TSA	Pushmataha	35 min
Mar 26, 6:55 PM CST	Tornado Warning	TSA	LeFlore	50 min
Mar 26, 7:07 PM CST	Tornado Warning	TSA	Pushmataha	53 min
Mar 26, 7:52 PM CST	Tornado Warning	TSA	Choctaw	53 min
Mar 26, 9:07 PM CST	Severe Thunderstorm Warning	TSA	Choctaw	38 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.