Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 49, NWS Tulsa, OK

March 26, 2000Delaware County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 26, 2000, 11:56 AM CST for Delaware County, Oklahoma. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 26, 2000, 11:56 AM CST (17:56 UTC)
Expired
Mar 26, 2000, 12:30 PM CST
In force
34 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Delaware County, OK

The radar

The Tulsa radar (KINX), 73 km from the middle of the area, began a volume at 17:57 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.

What was reported inside it

TimeReportWhereRemark
Mar 26, 12:05 PM CSTThunderstorm WindGrove, OKThunderstorm winds blew down trees and 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 nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 5.9 hours before the alert went out and 105 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 12:00Z on 2000-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 12:00Z on 2000-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
4 J/kg
Mixed-layer CIN
-239 J/kg
Mixed-layer LCL
1224 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 261757
SVRTUL
OKC041-261830-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1156 AM CST SUN MAR 26 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 1230 PM CST

* AT 1156 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER BERNICE...MOVING EAST AT 40 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BERNICE AND
GROVE

HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 55 MPH CAN BE EXPECTED 
IN THE WARNED AREA.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROeACH.

$$

LAT...LON 3669 9495 3651 9497 3651 9418 3676 9417

DRM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 9:36 AM CSTSevere Thunderstorm WarningTSAOsage, Pawnee54 min
Mar 26, 3:08 PM CSTSevere Thunderstorm WarningTSAOsage52 min
Mar 26, 3:41 PM CSTSevere Thunderstorm WarningTSAMayes, Rogers49 min
Mar 26, 3:51 PM CSTSevere Thunderstorm WarningTSAOsage, Tulsa39 min
Mar 26, 3:54 PM CSTSevere Thunderstorm WarningTSAMcIntosh51 min
Mar 26, 4:04 PM CSTSevere Thunderstorm WarningTSAOkfuskee56 min
Mar 26, 4:08 PM CSTTornado WarningTSATulsa37 min
Mar 26, 4:18 PM CSTSevere Thunderstorm WarningTSACherokee, Delaware, Mayes42 min
Mar 26, 4:32 PM CSTSevere Thunderstorm WarningTSACreek43 min
Mar 26, 4:38 PM CSTTornado WarningTSATulsa37 min
Mar 26, 4:38 PM CSTTornado WarningTSAMcIntosh, Muskogee52 min
Mar 26, 4:38 PM CSTTornado WarningTSAMuskogee, Okmulgee, Wagoner37 min
Mar 26, 4:41 PM CSTSevere Thunderstorm WarningTSAAdair49 min
Mar 26, 4:48 PM CSTSevere Thunderstorm WarningTSAOkmulgee42 min
Mar 26, 4:52 PM CSTSevere Thunderstorm WarningTSACherokee53 min
Mar 26, 4:53 PM CSTTornado WarningTSAHaskell52 min
Mar 26, 5:13 PM CSTSevere Thunderstorm WarningTSAMuskogee, Wagoner47 min
Mar 26, 5:13 PM CSTSevere Thunderstorm WarningTSAMcIntosh47 min
Mar 26, 5:21 PM CSTSevere Thunderstorm WarningTSAAdair, Sequoyah39 min
Mar 26, 5:25 PM CSTTornado WarningTSAAdair, Sequoyah50 min
Mar 26, 5:38 PM CSTSevere Thunderstorm WarningTSASequoyah52 min
Mar 26, 5:43 PM CSTSevere Thunderstorm WarningTSAPittsburg77 min
Mar 26, 5:45 PM CSTTornado WarningTSAHaskell45 min
Mar 26, 5:49 PM CSTTornado WarningTSAPittsburg41 min
Mar 26, 5:56 PM CSTSevere Thunderstorm WarningTSAHaskell, Muskogee49 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.