Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 128, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 5, 2000, 9:30 PM CDT for Muskogee County, Oklahoma. It was in force for 60 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 5, 2000, 9:30 PM CDT (02:30 UTC)
- Expired
- May 5, 2000, 10:30 PM CDT
- In force
- 60 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Muskogee County, OK
The radar
The Tulsa radar (KINX), 51 km from the middle of the area, began a volume at 02:34 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 5, 9:35 PM CDT | Hail 0.75 | Muskogee, 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 nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 2.5 hours before the alert went out and 188 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
- 27 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1164 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- -6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 060231 SVRTUL OKC101-060330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 930 PM CDT FRI MAY 5 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA * UNTIL 1030 PM CDT * AT 930 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES WEST OF MUSKOGEE...MOVING EAST AT 15 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...FORT GIBSON... BRAGGS AND MUSKOGEE HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE. LAT...LON 3586 9546 3569 9553 3558 9513 3579 9513
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 5, 9:15 PM CDT, 15 minutes earlier.
Area forecast discussion, May 5, 9:15 PM CDT, 15 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 915 PM CDT FRI MAY 5 2000 PESKY UPPER LEVEL LOW HAS RESULTED IN A PESKY CLUSTER OF THUNDERSTORMS OVER NORTHEAST OKLAHOMA THIS EVENING. EXPECTED THEM TO DISSIPATE AFTER SUNSET BUT JUST AS THEY LOOK LIKE THEY ARE FADING THEY PULSE UP AGAIN. GOING FORECAST DID NOT TIME THE THUNDERSTORMS TONIGHT AND THAT LOOKS GOOD. STILL EXPECT WARM ADVECTION STORMSj LATER TONIGHT OVER THE WHOLE AREA. THUS...TRENDS OF GOING FORECAST LOOK GOOD FOR NOW AND WILL HOLD OFF ON AN UPDATE FOR LATER IF AT ALL. .TUL... AR...NONE. OK...NONE. ABBAS
In the hours before
Special weather statement, May 5, 8:15 PM CDT, 1 hour 15 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-061200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 815 PM CDT FRI MAY 5 2000 ...A FEW SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT... .SYNOPSIS... AN UPPER LEVEL LOW PRESSURE SYSTEM LOCATED OVER FAR NORTHEAST OKLAHOMA EARLY THIS EVENING WILL DRIFT VERY SLOWLY NORTH INTO SOUTHEAST KANSAS AND SOUTHWEST MISSOURI TONIGHT. SOUTHERLY FLOW AT THE SURFACE WILL CONTINUE THROUGH TONIGHT. .PRIMARY HAZARD... WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WILL OCCUR ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS EVENING. MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE TONIGHT. A FEW OF THE THUNDERSTORMS ARE EXPECTED TO BE SEVERE WITH LARGE HAIL AND DAMAGING WIND. .DISCUSSION... A MOIST AND SOMEWHAT UNSTABLE AIRMASS COMBINED WITH COLD AIR ALOFT ASSOCIATED WITH THE UPPER LOW HAS RESULTED IN THE WIDELY SCATTERED THUNDERSTORMS THIS EVENING. OVERNIGHT...THE LOW LEVEL JET WILL INCREASE TO AROUND 50 KNOTS FROM CENTRAL TEXAS INTO WESTERN AND CENTRAL OKLAHOMA. STRONG WARM AIR AND MOISTURE ADVECTION AROUND 5000 TO 10000 FEET ABOVE THE GROUND WILL RESULT IN CONTINUED INSTABILITY AND STRONG VEERING OF THE WINDS WITH HEIGHT. MORE NUMEROUS THUNDERSTORMS ARE EXPECTED TO BEGIN DEVELOPING JUST AFTER MIDNIGHT IN EASTERN OKLAHOMA. THUNDERSTORMS THIS EVENING AND OVERNIGHT WILL BE CAPABLE OF PRODUCING LARGE HAIL AROUND 1 INCH IN DIAMETER. .SPOTTER ACTIVATION... EMERGENCY MANAGEMENT OFFICIALS AND STORM SPOTTER GROUPS SHOULD BE PREPARED FOR POSSIBLE ACTIVATION TONIGHT. A GRAPHICAL VERSION OF THE HAZARDOUS WEATHER OUTLOOK IS ALSO AVAILABLE. THIS PRODUCT AS WELL AS OTHER DETAILED FORECASTS ARE AVAILABLE AT HTTP://WWW.NWSTULSA.NOAA.GOV/
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 7:58 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee, Tulsa | 47 min |
| May 5, 8:29 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 61 min |
| May 5, 9:23 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 52 min |
| May 5, 9:46 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 59 min |
| May 5, 10:29 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 46 min |
| May 5, 11:03 PM CDT | Severe Thunderstorm Warning | TSA | Mayes | 42 min |
| May 5, 11:59 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Tulsa | 61 min |
| May 6, 1:46 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 59 min |
| May 6, 2:03 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 42 min |
| May 6, 2:20 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 40 min |
| May 6, 2:27 AM CDT | Severe Thunderstorm Warning | TSA | Rogers | 48 min |
| May 6, 2:32 AM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 43 min |
| May 6, 2:43 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Tulsa | 47 min |
| May 6, 3:12 AM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 33 min |
| May 6, 3:14 AM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 46 min |
| May 6, 3:21 AM CDT | Severe Thunderstorm Warning | TSA | McIntosh | 54 min |
| May 6, 3:24 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Tulsa | 51 min |
| May 6, 3:43 AM CDT | Severe Thunderstorm Warning | TSA | Creek | 47 min |
| May 6, 4:09 AM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 51 min |
| May 6, 4:23 AM CDT | Severe Thunderstorm Warning | TSA | Creek | 52 min |
| May 6, 4:26 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 49 min |
| May 6, 5:00 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee, Tulsa | 45 min |
| May 6, 5:14 AM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 46 min |
| May 6, 5:46 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee | 44 min |
| May 6, 5:59 AM CDT | Severe Thunderstorm Warning | TSA | Osage | 46 min |
| May 6, 6:22 AM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee | 53 min |
| May 6, 6:36 AM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 24 min |
| May 6, 7:12 AM CDT | Severe Thunderstorm Warning | TSA | Haskell, McIntosh, Muskogee | 63 min |
| May 6, 7:12 AM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 63 min |
| May 6, 10:02 AM CDT | Severe Thunderstorm Warning | TSA | Haskell | 43 min |
| May 6, 10:12 AM CDT | Severe Thunderstorm Warning | TSA | Rogers | 48 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.