Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 50, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 16, 1992, 6:03 PM CDT for Cherokee County, Oklahoma. It was in force for 42 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
- Apr 16, 1992, 6:03 PM CDT (23:03 UTC)
- Expired
- Apr 16, 1992, 6:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Cherokee County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 16, 6:15 PM CDT | Hail 0.75 | Cherokee, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Springfield, MO (KUMN), launched 12:00Z, 11.1 hours before the alert went out and 154 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
- 580 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 684 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 174 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 162303 SVRTUL OKC021-162345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 603 PM CDT THU APR 16 1992 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES ... IN EAST CENTRAL OKLAHOMA ...NORTHERN CHEROKEE COUNTY AT 600 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTHEAST AT PEGGES. THE CELL WAS DRIFTING SLOWLY EAST. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
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.
In the hours before
Special weather statement, Apr 16, 1:34 PM CDT, 4 hours 29 minutes before
OKZ026>034-040-171200- EASTERN OKLAHOMA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 130 PM CDT THU APR 16 1992 THERE IS A SLIGHT RISK OF OF SEVERE THUNDERSTORMS IN EASTERN OKLAHOMA THROUGH TONIGHT. THE THREAT AREA COVERS ALL OF EASTERN OKLAHOMA SOUTH OF A LINE FROM THE OKLAHOMA BORDER EAST OF MIAMI TO NOWATA TO ENID. THE GREATEST THREAT FROM SEVERE WEATHER IS LARGE HAIL FOR LATE THIS AFTERNOON AND EARLY TONIGHT. HEAVY RAIN IS ALSO A POSSIBILITY. A WEAK...SLOW MOVING COLD FRONT HAS MOVED INTO NORTHERN OKLAHOMA AND WILL HELP DEVELOP THE THUNDERSTORMS IN THE MOIST UNSTABLE AIRMASS. MORNING PRECIPITATION HAS TEMPORARILY STABILIZED THE AIR OVER MOST OF EASTERN OKLAHOMA. HOWEVER...SUNSHINE THIS AFTERNOON WILL AGAIN RESULT IN UNSTABLE CONDITIONS TO HELP INITIATE SCATTERED STRONG THUNDERSTORMS ...A FEW POSSIBLY SEVERE. AN UPPER LEVEL DISTURBANCE MOVING THROUGH OKLAHOMA TODAY WILL WEAKEN AND MOVE INTO ARKANSAS EARLY THIS EVENING. THAT COMBINED WITH COOLER EVENING TEMPERATURES SHOULD ALLOW THUNDERSTORMS TO WEAKEN AND BECOME MORE SCATTERED AFTER SUNSET.
Special weather statement, Apr 16, 4:20 PM CDT, 1 hour 43 minutes before
OKZ032-033-162215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 419 PM CDT THU APR 16 1992 ...SEVERE THUNDERSTORM WARNING FOR EASTERN HASKELL COUNTY EXPIRES AT AT 415 PM... THE SEVERE THUNDERSTORM WARNING FOR EASTERN HASKELL COUNTY HAD EXPIRED AT 415 PM. AT 415 PM NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERESHOWERS AND THUNDERSTORMS OVER EAST CENTRAL AND SOUTHEAST OKLAHOMA. THSTRONGEST THUNDERSTORMS WERE NEAR WILBURTON AND TAHLEQUAH. MOVEMENT WANORTHEAST AT 20 MILES AN HOUR. ALTHOUGH THESE THUNDERSTORMS ARE BELOW SEVERE LIMITS...THEY ARE CAPABLE OF PRODUCING FREQUENT LIGHTNING...WIND GUSTS TO 40 MPH AND SMALL HAIL. STAY TUNED TO THIS STATION FOR FURTHER UPDAMTES FROM THE NATIONAL WEATHER SERVICE.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 3:00 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 60 min |
| Apr 16, 3:40 PM CDT | Severe Thunderstorm Warning | TSA | Haskell | 35 min |
| Apr 16, 4:40 PM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 35 min |
| Apr 16, 5:47 PM CDT | Severe Thunderstorm Warning | TSA | Haskell | 43 min |
| Apr 16, 5:51 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 69 min |
| Apr 16, 6:10 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 65 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1992Every severe thunderstorm warning in 1992
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.