Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 65, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Mar 26, 2000, 5:38 PM CST for Sequoyah County, Oklahoma. It was in force for 52 min. 1 report 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, 5:38 PM CST (23:38 UTC)
- Expired
- Mar 26, 2000, 6:30 PM CST
- 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), 57 km from the middle of the area, began a volume at 23:33 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 26, 6:30 PM CST | Thunderstorm Wind | Vian, OK | Thunderstorm winds blew large tree limbs down in Vian. |
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 |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.6 hours before the alert went out and 178 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KTSA 262339
SVRTUL
OKC135-270030-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
538 PM CST SUN MAR 26 2000
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA
* UNTIL 630 PM CST
* AT 538 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES NORTH OF
MARBLE CITY TO 15 MILES NORTHWEST OF VIAN TO 32 MILES WEST OF
VIAN...MOVING SOUTHEAST AT 35 MPH.
* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...MARBLE
CITY...BRUSHY...VIAN AND SALLISAW
HAIL TO THE SIZE OF GOLFBALLS AND WIND GUSTS TO 70 MPH CAN BE
EXPECTED IN THE WARNED AREA.
BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
THIS IS A DANGEROUS STORM. IF YOU ARE NEAR ITS PATH YOU SHOULD
PREPARE FOR VERY LARGE HAIL AND STRONG DAMAGING STRAIGHT LINE WINDS.
SEEK SHELTER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS!
LAT...LON 3566 9471 3567 9514 3558 9514 3555 9509
3541 9492 3544 9455The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 9:36 AM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 54 min |
| Mar 26, 11:56 AM CST | Severe Thunderstorm Warning | TSA | Delaware | 34 min |
| Mar 26, 3:08 PM CST | Severe Thunderstorm Warning | TSA | Osage | 52 min |
| Mar 26, 3:41 PM CST | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 49 min |
| Mar 26, 3:51 PM CST | Severe Thunderstorm Warning | TSA | Osage, Tulsa | 39 min |
| Mar 26, 3:54 PM CST | Severe Thunderstorm Warning | TSA | McIntosh | 51 min |
| Mar 26, 4:04 PM CST | Severe Thunderstorm Warning | TSA | Okfuskee | 56 min |
| Mar 26, 4:08 PM CST | Tornado Warning | TSA | Tulsa | 37 min |
| Mar 26, 4:18 PM CST | Severe Thunderstorm Warning | TSA | Cherokee, Delaware, Mayes | 42 min |
| Mar 26, 4:32 PM CST | Severe Thunderstorm Warning | TSA | Creek | 43 min |
| Mar 26, 4:38 PM CST | Tornado Warning | TSA | Tulsa | 37 min |
| Mar 26, 4:38 PM CST | Tornado Warning | TSA | McIntosh, Muskogee | 52 min |
| Mar 26, 4:38 PM CST | Tornado Warning | TSA | Muskogee, Okmulgee, Wagoner | 37 min |
| Mar 26, 4:41 PM CST | Severe Thunderstorm Warning | TSA | Adair | 49 min |
| Mar 26, 4:48 PM CST | Severe Thunderstorm Warning | TSA | Okmulgee | 42 min |
| Mar 26, 4:52 PM CST | Severe Thunderstorm Warning | TSA | Cherokee | 53 min |
| Mar 26, 4:53 PM CST | Tornado Warning | TSA | Haskell | 52 min |
| Mar 26, 5:13 PM CST | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 47 min |
| Mar 26, 5:13 PM CST | Severe Thunderstorm Warning | TSA | McIntosh | 47 min |
| Mar 26, 5:21 PM CST | Severe Thunderstorm Warning | TSA | Adair, Sequoyah | 39 min |
| Mar 26, 5:25 PM CST | Tornado Warning | TSA | Adair, Sequoyah | 50 min |
| Mar 26, 5:43 PM CST | Severe Thunderstorm Warning | TSA | Pittsburg | 77 min |
| Mar 26, 5:45 PM CST | Tornado Warning | TSA | Haskell | 45 min |
| Mar 26, 5:49 PM CST | Tornado Warning | TSA | Pittsburg | 41 min |
| Mar 26, 5:56 PM CST | Severe Thunderstorm Warning | TSA | Haskell, Muskogee | 49 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.