Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 63, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 10, 1992, 6:41 PM CDT for Pawnee County, Oklahoma. It was in force for 64 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
- May 10, 1992, 6:41 PM CDT (23:41 UTC)
- Expired
- May 10, 1992, 7:45 PM CDT
- In force
- 64 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Pawnee County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 10, 6:55 PM CDT | Hail 0.88 | Pawnee, 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
Norman, OK (KOUN), launched 12:00Z, 11.7 hours before the alert went out and 137 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
- 123 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 691 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 222 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 102341 SVRTUL OKC117-110045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 641 PM CDT SUN MAY 10 1992 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES ... IN NORTHEAST OKLAHOMA ...PAWNEE COUNTY AT 6 40 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES WEST OF YALE MOVING NORTHEAST AT 25 MPH. THIS STORM WILL MOVE TOWARD JENNINGS AND HALLETT. THIS STORM WILL PRODUCE LARGE HAIL. 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.
In the hours before
Special weather statement, May 10, 1:24 PM CDT, 5 hours 17 minutes before
OKZ026>034-040-111200- EASTERN OKLAHOMA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 130 PM CDT SUN MAY 10 1992 NO SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA THROUGH TONIGHT. SCATTERED THUNDERSTORMS ARE FORECAST LATE THIS AFTERNOON THROUGH TONIGHT...BUT THEY ARE NOT EXPECTED TO BE SEVERE. A STRONG UPPER LEVEL STORM WAS MOVING THROUGH SOUTHERN COLORADO EARLY THIS AFTERNOON. AHEAD OF THIS STORM...STRONG SOUTH WINDS IN THE LOW LEVELS HAVE ALLOWED RICH MOISTURE TO MOVE INTO OKLAHOMA AND KANSAS FROM TEXAS. SEVERAL WEAK DISTURBANCES AHEAD OF THE COLORADO STORM WILL MOVE ACROSS EASTERN OKLAHOMA LATE THIS AFTERNOON THROUGH TONIGHT AND AID THE DEVELOPMENT OF SCATTERED THUNDERSTORMS. THE LACK OF A SURFACE BOUNDARY OVER EASTERN OKLAHOMA AND ONLY MODERATE INSTABILITY WILL KEEP ANY THUNDERSTORMS BELOW SEVERE LIMITS THROUGH TONIGHT. STRONGER AND MORE ORGANIZED THUNDERSTORMS ARE EXPECTED IN WESTERN TEXAS AND WESTERN OKYLAHOMA LATE THIS AFTERNOON AND TONIGHT AS STRONG THUNDERSTORMS DEVELOP NEAR A DRYLINE. THESE STORMS WILL MOVE NORTHEAST BUT SHOULD WEAKEN BELOW SEVERE LEVELS BY THE TIME THEY REACH EASTERN OKLAHOMA EARLY MONDAY MORNING.
Special weather statement, May 10, 5:56 PM CDT, 45 minutes before
OKZ026-090000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 556 PM CDT FRI MAY 8 1992 ...STRONG THUNDERSTORM ENTERING WESTERN OSAGE COUNTY... AT 550 PM CDT...A STRONG THUNDERSTORM WAS LOCATED ON THE OSAGE-NOBLE COUNTY LINE SOUTHEAST OF PONCA CITY. THIS STORM PROBABLY CONTAINS SMALL HAIL. IT IS MOVING NORTHEAST AROUND 25 MILES AN HOUR AND WILL BE MOVING ACROSS THE EXTREME WESTERN PART OF OSAGE COUNTY. PEOPLE IN THIS AREA SHOULD BE ALERT FOR HAIL AND LISTEN TO NOAA WEATHER RADIO OR THE MEDIA IN CASE THE STORM INTENSIFIES AND A WARNING IS ISSUED.
Special weather statement, May 10, 6:02 PM CDT, 39 minutes before
OKZ026-090000- SPECIAL WEATHER STATEMENT ... CORRECTION TO THE DATE... NATIONAL WEATHER SERVICE TULSA OK 556 PM CDT SUN MAY 10 1992 ...STRONG THUNDERSTORM ENTERING WESTERN OSAGE COUNTY... AT 550 PM CDT...A STRONG THUNDERSTORM WAS LOCATED ON THE OSAGE-NOBLE COUNTY LINE SOUTHEAST OF PONCA CITY. THIS STORM PROBABLY CONTAINS SMALL HAIL. IT IS MOVING NORTHEAST AROUND 25 MILES AN HOUR AND WILL BE MOVING ACROSS THE EXTREME WESTERN PART OF OSAGE CkOUNTY. PEOPLE IN THIS AREA SHOULD BE ALERT FOR HAIL AND LISTEN TO NOAA WEATHER RADIO OR THE MEDIA IN CASE THE STORM INTENSIFIES AND A WARNING IS ISSUED.
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.