Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 232, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 26, 1996, 8:32 PM CDT for Creek County, Oklahoma. It was in force for 28 min. 4 reports 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
- May 26, 1996, 8:32 PM CDT (01:32 UTC)
- Expired
- May 26, 1996, 9:00 PM CDT
- In force
- 28 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Creek County, OK
The radar
The Tulsa radar (KINX), 79 km from the middle of the area, began a volume at 01:35 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 26, 8:58 PM CDT | Thunderstorm Wind 52 | Mannford, OK | |
| May 26, 8:58 PM CDT | Thunderstorm Wind 52 | Mannford, OK | |
| May 26, 9:01 PM CDT | Thunderstorm Wind 52 | Mannford, OK | |
| May 26, 9:01 PM CDT | Thunderstorm Wind 52 | Mannford, 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
Norman, OK (KOUN), launched 00:00Z, 1.5 hours before the alert went out and 120 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
- 2217 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 1164 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 274 m²/s²
- 0-3 km storm-relative helicity
- 326 m²/s²
- Significant tornado parameter
- 4.0
- Supercell composite
- 16.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 270133 SVRTUL OKC037-270200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 832 PM CDT SUN MAY 26 1996 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 900 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST OKLAHOMA ...CREEK COUNTY AT 833 PM...RADAR INDICATED A SEVERE THUNDERSTORM MOVING INTO WESTERN CREEK COUNTY 3 MILES WEST OF SHAMROCK. THE STORM WAS MOVING NORTHEAST AT 40 MPH. SHAMROCK AND MANNFORD ARE IN THE PATH OF THIS STORM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER... SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
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 26, 2:52 PM CDT, 5 hours 40 minutes earlier.
Area forecast discussion, May 26, 2:52 PM CDT, 5 hours 40 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 245 PM CDT SUN MAY 26 1996 TSTMS DVLPG IN ERN TX PNHNDL ERY THIS AFTN. XPCT ACTVTY TO BCM MORE NMRS BY LT AFTN ALG DRYLN. ISOLD TSTMS CUD DVLP AHD OF DRYLN IN EOK/NWAR THIS EVE BUT XPCT MOST OF THE ACTVTY TO REACH FA LT THIS EVE AND TNGT. SVR WX PARAMETERS WL DISCUSD IN DY1 OTLK AND WL NOT ELABORATE. ETA/NGM PUSH DRYLN RPDLY EWD. MAY SLO THE MVMNT SLGTLY BUT XPCT LN OF TSTMS TO BE IN NWRN AR OR XTRM ERN OK BY 12Z MON. MDLS INDCT DRY SLOT ROTATING INTO FA BUT SOME WRAPARND MOISTR INDCTD JUST NORTH OF FA MON. WL INDCT TSTMS ENDG ERY MON BUT MAY NEED TO WATCH FOR PSBL REDVLPMNT AS UPR LO WL BRING COLD AIR ALOFT. WL GO WITH A DRY FCST AFTWDS WITH WRMR DAYTIME TEMPS FOR TUES. /11 PRELIMS TUL 067/086 065/089 7310 FSM 067/085 063/088 54-0 MLC 067/088 064/091 53-0 BVO 064/086 062/089 7210 FYV 065/082 062/084 6410 IDB 067/086 066/089 44-0 .TUL... OK...NONE. AR...NONE.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:00 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 45 min |
| May 26, 7:21 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Tulsa, Washington | 54 min |
| May 26, 7:32 PM CDT | Severe Thunderstorm Warning | TSA | Nowata | 43 min |
| May 26, 7:42 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 48 min |
| May 26, 7:44 PM CDT | Tornado Warning | TSA | Nowata, Rogers | 31 min |
| May 26, 8:00 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 45 min |
| May 26, 8:06 PM CDT | Tornado Warning | TSA | Nowata | 39 min |
| May 26, 8:13 PM CDT | Tornado Warning | TSA | Craig | 47 min |
| May 26, 8:21 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 54 min |
| May 26, 8:48 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Rogers | 42 min |
| May 26, 9:00 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 30 min |
| May 26, 9:12 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Tulsa | 48 min |
| May 26, 9:36 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Rogers | 54 min |
| May 26, 9:53 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 52 min |
| May 26, 10:00 PM CDT | Severe Thunderstorm Warning | TSA | Mayes | 45 min |
| May 26, 10:17 PM CDT | Severe Thunderstorm Warning | TSA | Ottawa | 58 min |
| May 26, 10:41 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 49 min |
| May 26, 11:17 PM CDT | Severe Thunderstorm Warning | TSA | Ottawa | 43 min |
| May 26, 11:45 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 45 min |
| May 27, 12:08 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 52 min |
| May 27, 12:46 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee | 44 min |
| May 27, 1:08 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Sequoyah | 52 min |
| May 27, 1:20 AM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Pittsburg | 40 min |
| May 27, 1:29 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee | 31 min |
| May 27, 1:47 AM CDT | Severe Thunderstorm Warning | TSA | Adair | 43 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1996Every severe thunderstorm warning in 1996
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.