Alert archive / Oklahoma / Tornado Warnings in 1992
Tornado Warning 9, NWS Norman, OK
NWS Norman, OK issued this tornado warning at Apr 9, 1992, 6:14 PM CDT for Woodward County, Oklahoma. It was in force for 46 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 9, 1992, 6:14 PM CDT (23:14 UTC)
- Expired
- Apr 9, 1992, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties
County Woodward County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 9, 6:25 PM CDT | Hail 1.75 | Woodward, 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
Dodge City, (KDDC), launched 12:00Z, 11.2 hours before the alert went out and 160 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
- 156 J/kg
- Mixed-layer CIN
- -427 J/kg
- Mixed-layer LCL
- 975 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 208 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 KOKC 092315 TOROKC OKC153-100000- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 614 PM CDT THU APR 9 1992 THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 700 PM CDT FOR THE FOLLOWING OKLAHOMA LOCATIONS... IN NORTHWEST OKLAHOMA ...WOODWARD COUNTY AT 614 PM TORNADOES WERE REPORTED IN THE VICINITY OF WOODWARD AND FORT SUPPLY MOVING SOUTHEAST AT 5 MPH. PEOPLE IN WOODWARD AND FORT SUPPLY SHOULD REMAIN IN A PLACE OF SAFETY. THE TORNADO WARNING FOR NORTHERN ELLIS COUNTY REMAINS IN EFFECT. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
What forecasters said that day
The local office's own words before this tornado 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 9, 12:59 PM CDT, 5 hours 15 minutes before
OKZ004>021-071200- OKLAHOMA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 100 PM CDT THU APR 9 1992 THIS OUTLOOK APPLIES ONLY TO OKLAHOMA ZONES 4 THROUGH 21. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING OVER MUCH OF WESTERN AND CENTRAL OKLAHOMA. THE SLIGHT RISK AREA IS LOCATED WEST OF A LINE EXTENDING FROM THE RED RIVER SOUTH OF RYAN... THROUGH PAULS VALLEY...TO STROUD...AND EAST OF A LINE EXTENDING FROM THE TEXAS STATE LINE WEST OF REYDON...THROUGH WOODWARD...TO THE KANSAS STATE LINE NORTH OF FREEDOM. THE PRIMARY THREAT OF SEVERE WEATHER IN THE SLIGHT RISK AREA THIS AFTERNOON AND EARLY EVENING IS LARGE HAIL AND STRONG WINDS. EARLY THIS AFTERNOON...AN AREA OF LOW PRESSURE WAS LOCATED OVER THE NORTHEASTERN TEXAS PANHANDLE...WITH A STATIONARY FRONT EXTENDING EASTWARD FROM THIS LOW ALONG THE OKLAHOMA-KANSAS BORDER. A DRYLINE EXTENDED SOUTHWARD FROM THIS LOW INTO SOUTHWESTERN TEXAS. WARM... MOIST...AND UNSTABLE AIR CONTINUES TO FLOW INTO CENTRAL AND WESTERN OKLAHOMA FROM THE GULF OF MEXICO...WITH SURFACE DEWPOINTS IN THE LOWER TO MID 60S ACROSS SOUTHERN AND CENTRAL OKLAHOMA AT MIDDAY. IN ADDITION...A WEAK UPPER LEVEL DISTURBANCE OVER THE SOUTHERN ROCKIES WAS APPROACHING THE STATE. WITH AFTERNOON HEATING...THE DRYLINE OVER THE TEXAS PANHANDLE SHOULD ADVANCE EASTWARD TO NEAR THE OKLAHOMA-TEXAS BORDER BY MID-AFTERNOON...WHILE THE FRONT ACROSS THE OKLAHOMA-KANSAS BORDER WILL MOVE LITTLE DURING THE DAY. AS WAS THE CASE YESTERDAY...A CAP OF WARMER AIR IN THE MID LEVELS OF THE ATMOSPHERE SHOULD SUPRESS WIDESPREAD THUNDERSTORM DEVELOPMENT. HOWEVER...AFTERNOON HEATING AND CONVERGENCE ALONG THE DRYLINE ACROSS THE EASTERN TEXAS PANHANDLE...AND ALONG THE STATIONARY FRONT ACROSS NORTHERN OKLAHOMA...SHOULD BE SUFFICIENT TO TRIGGER THUNDERSTORM ACTIVITY THIS AFTERNOON OVER NORTHERN AND WESTERN OKLAHOMA. THESE STORMS COULD RAPIDLY BECOME SEVERE...WITH LARGE HAIL BEING THE PRIMARY THREAT. WEAK WINDS IN THE MID LEVELS OF THE ATMOSPHERE DO NOT APPEAR TO SUPPORT TORNADIC ACTIVITY AT THIS TIME. WITH THE LOSS OF HEATING AFTER SUNSET...THUNDERSTORM ACTIVITY ACROSS WESTERN AND CENTRAL OKLAHOMA SHOULD DIMINISH. STRONG WINDS ARE POSSIBLE EARLY THIS EVENING...HOWEVER...AS THESE STORMS COLLAPSE. SPOTTER GROUPS IN WESTERN AND CENTRAL OKLAHOMA MAY REQUIRE ACTIVATION THIS AFTERNOON AND EARLY THIS EVENING.
Special weather statement, Apr 9, 3:08 PM CDT, 3 hours 6 minutes before
OKZ004>021-101200- OKLAHOMA THUNDERSTORM OUTLOOK ...CORRECTED EXPIRATION DATE/TIME... NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 100 PM CDT THU APR 9 1992 THIS OUTLOOK APPLIES ONLY TO OKLAHOMA ZONES 4 THROUGH 21. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING OVER MUCH OF WESTERN AND CENTRAL OKLAHOMA. THE SLIGHT RISK AREA IS LOCATED WEST OF A LINE EXTENDING FROM THE RED RIVER SOUTH OF RYAN... THROUGH PAULS VALLEY...TO STROUD...AND EAST OF A LINE EXTENDING FROM THE TEXAS STATE LINE WEST OF REYDON...THROUGH WOODWARD...TO THE KANSAS STATE LINE NORTH OF FREEDOM. THE PRIMARY THREAT OF SEVERE WEATHER IN THE SLIGHT RISK AREA THIS AFTERNOON AND EARLY EVENING IS LARGE HAIL AND STRONG WINDS. EARLY THIS AFTERNOON...AN AREA OF LOW PRESSURE WAS LOCATED OVER THE NORTHEASTERN TEXAS PANHANDLE...WITH A STATIONARY FRONT EXTENDING EASTWARD FROM THIS LOW ALONG THE OKLAHOMA-KANSAS BORDER. A DRYLINE EXTENDED SOUTHWARD FROM THIS LOW INTO SOUTHWESTERN TEXAS. WARM... MOIST...AND UNSTABLE AIR CONTINUES TO FLOW INTO CENTRAL AND WESTERN OKLAHOMA FROM THE GULF OF MEXICO...WITH SURFACE DEWPOINTS IN THE LOWER TO MID 60S ACROSS SOUTHERN AND CENTRAL OKLAHOMA AT MIDDAY. IN ADDITION...A WEAK UPPER LEVEL DISTURBANCE OVER THE SOUTHERN ROCKIES WAS APPROACHING THE STATE. WITH AFTERNOON HEATING...THE DRYLINE OVER THE TEXAS PANHANDLE SHOULD ADVANCE EASTWARD TO NEAR THE OKLAHOMA-TEXAS BORDER BY MID-AFTERNOON...WHILE THE FRONT ACROSS THE OKLAHOMA-KANSAS BORDER WILL MOVE LITTLE DURING THE DAY. AS WAS THE CASE YESTERDAY...A CAP OF WARMER AIR IN THE MID LEVELS OF THE ATMOSPHERE SHOULD SUPRESS WIDESPREAD THUNDERSTORM DEVELOPMENT. HOWEVER...AFTERNOON HEATING AND CONVERGENCE ALONG THE DRYLINE ACROSS THE EASTERN TEXAS PANHANDLE...AND ALONG THE STATIONARY FRONT ACROSS NORTHERN OKLAHOMA...SHOULD BE SUFFICIENT TO TRIGGER THUNDERSTORM ACTIVITY THIS AFTERNOON OVER NORTHERN AND WESTERN OKLAHOMA. THESE STORMS COULD RAPIDLY BECOME SEVERE...WITH LARGE HAIL BEING THE PRIMARY THREAT. WEAK WINDS IN THE MID LEVELS OF THE ATMOSPHERE DO NOT APPEAR TO SUPPORT TORNADIC ACTIVITY AT THIS TIME. WITH THE LOSS OF HEATING AFTER SUNSET...THUNDERSTORM ACTIVITY ACROSS WESTERN AND CENTRAL OKLAHOMA SHOULD DIMINISH. STRONG WINDS ARE POSSIBLE EARLY THIS EVENING...HOWEVER...AS THESE STORMS COLLAPSE. SPOTTER GROUPS IN WESTERN AND CENTRAL OKLAHOMA MAY REQUIRE ACTIVATION THIS AFTERNOON AND EARLY THIS EVENING.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 7:00 PM CDT | Severe Thunderstorm Warning | OUN | Harmon | 60 min |
| Apr 9, 4:57 PM CDT | Severe Thunderstorm Warning | OUN | Woodward | 48 min |
| Apr 9, 5:15 PM CDT | Tornado Warning | OUN | Woodward | 30 min |
| Apr 9, 5:44 PM CDT | Tornado Warning | OUN | Woodward | 31 min |
| Apr 9, 6:00 PM CDT | Tornado Warning | OUN | Ellis | 30 min |
| Apr 9, 6:29 PM CDT | Tornado Warning | OUN | Ellis | 31 min |
Nearby
Tornado Warnings in Oklahoma, 1992Every tornado warning in 1992Tornadoes 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.