Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 162, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 8, 2000, 9:29 PM CDT for Craig County, Nowata County, Oklahoma. It was in force for 61 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
- May 8, 2000, 9:29 PM CDT (02:29 UTC)
- Expired
- May 8, 2000, 10:30 PM CDT
- In force
- 61 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Craig County, OK, Nowata County, OK
The radar
The Tulsa radar (KINX), 71 km from the middle of the area, began a volume at 02:30 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 |
|---|---|---|---|
| May 8, 9:31 PM CDT | Hail 1 | Nowata, OK |
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 |
|---|---|---|---|
| May 8, 6:30 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 2.5 hours before the alert went out and 144 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
- 1344 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 1790 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 090230 SVRTUL OKC035-105-090330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 929 PM CDT MON MAY 8 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CRAIG COUNTY IN NORTHEAST OKLAHOMA SOUTHERN NOWATA COUNTY IN NORTHEAST OKLAHOMA * UNTIL 1030 PM CDT * AT 929 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES SOUTHEAST OF DELAWARE...MOVING EAST AT 35 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WELCH... BLUEJACKET...LENAPAH AND DELAWARE HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE. LAT...LON 3685 9569 3662 9561 3670 9501 3701 9508
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 7:31 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 59 min |
| May 8, 8:25 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 65 min |
| May 8, 8:40 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Osage, Washington | 65 min |
| May 8, 8:42 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 48 min |
| May 8, 8:50 PM CDT | Tornado Warning | TSA | Nowata, Washington | 25 min |
| May 8, 8:50 PM CDT | Tornado Warning | TSA | Osage | 25 min |
| May 8, 9:34 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 56 min |
| May 8, 9:51 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 54 min |
| May 8, 10:46 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 59 min |
| May 8, 11:13 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 47 min |
| May 8, 11:29 PM CDT | Severe Thunderstorm Warning | TSA | Nowata | 61 min |
| May 8, 11:45 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 60 min |
| May 8, 11:56 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 49 min |
| May 8, 11:58 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 62 min |
| May 9, 1:30 AM CDT | Severe Thunderstorm Warning | TSA | Nowata | 45 min |
| May 9, 3:02 AM CDT | Severe Thunderstorm Warning | TSA | Delaware | 43 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.