Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 232, NWS Tulsa, OK

May 25, 2000Sequoyah County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 25, 2000, 1:53 AM CDT for Sequoyah County, Oklahoma. It was in force for 52 min. No storm report in the archive falls 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.

The facts

Issued
May 25, 2000, 1:53 AM CDT (06:53 UTC)
Expired
May 25, 2000, 2:45 AM CDT
In force
52 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 45 km from the middle of the area, began a volume at 06:54 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.

IssuedProductOfficeLasted
May 24, 9:15 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.9 hours before the alert went out and 177 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2000-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 606 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2000-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
606 J/kg
Mixed-layer CIN
-255 J/kg
Mixed-layer LCL
1901 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
318 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

191 
WUUS54 KTSA 250654
SVRTUL
OKC135-250745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
153 AM CDT THU MAY 25 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR
  SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 245 AM CDT

* AT 153 AM CDT SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WINDS UP TO
  70 MPH WERE LOCATED ALONG A LINE EXTENDING FROM 3 MILES NORTH
  OF BOX TO 2 MILES SOUTHEAST OF VIAN TO 2 MILES EAST OF TAMAHA...
  MOVING EAST AT 50 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...  MOFFETT...MARBLE CITY...
  SHORT...BRUSHY...VIAN...ROLAND...MULDROW...GANS AND SALLISAW

CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER
SERVICE.

LAT...LON 3566 9504 3548 9502 3542 9500 3536 9474
          3539 9445 3550 9446 3565 9446

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 7:15 PM CDTSevere Thunderstorm WarningTSANowata, Washington60 min
May 24, 7:40 PM CDTSevere Thunderstorm WarningTSACraig, Ottawa65 min
May 24, 7:51 PM CDTTornado WarningTSACraig, Delaware64 min
May 24, 8:38 PM CDTSevere Thunderstorm WarningTSACraig37 min
May 24, 8:40 PM CDTSevere Thunderstorm WarningTSAMayes35 min
May 24, 8:52 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware53 min
May 24, 9:04 PM CDTTornado WarningTSAMayes26 min
May 24, 9:44 PM CDTSevere Thunderstorm WarningTSAAdair46 min
May 24, 9:49 PM CDTSevere Thunderstorm WarningTSACreek56 min
May 24, 10:36 PM CDTSevere Thunderstorm WarningTSAOkmulgee54 min
May 24, 10:41 PM CDTSevere Thunderstorm WarningTSACreek49 min
May 24, 10:51 PM CDTTornado WarningTSACreek24 min
May 24, 10:53 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee52 min
May 24, 11:00 PM CDTTornado WarningTSAOkfuskee45 min
May 24, 11:01 PM CDTSevere Thunderstorm WarningTSAMuskogee59 min
May 24, 11:14 PM CDTTornado WarningTSACreek31 min
May 24, 11:29 PM CDTSevere Thunderstorm WarningTSAOkmulgee46 min
May 24, 11:33 PM CDTSevere Thunderstorm WarningTSARogers, Washington42 min
May 24, 11:33 PM CDTTornado WarningTSAOkfuskee42 min
May 25, 12:16 AM CDTSevere Thunderstorm WarningTSAOkmulgee44 min
May 25, 12:48 AM CDTFlash Flood WarningTSACreek, Okfuskee, Okmulgee2 hr
May 25, 2:08 AM CDTSevere Thunderstorm WarningTSAAdair, Sequoyah52 min
May 25, 2:31 AM CDTSevere Thunderstorm WarningTSALeFlore59 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2000Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.