Alert archive / Oklahoma / Flash Flood Warnings in 1992
Flash Flood Warning 21, NWS Norman, OK
NWS Norman, OK issued this flash flood warning at Aug 4, 1992, 3:05 AM CDT for Noble County, Payne County, Oklahoma. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1992, 3:05 AM CDT (08:05 UTC)
- Expired
- Aug 4, 1992, 6:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Norman, OK
- Area
- Whole counties
Counties Noble County, OK, Payne County, OK
The radar
The Norman radar (KTLX), 101 km from the middle of the area, began a volume at 08:09 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.
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 8.1 hours before the alert went out and 116 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
- 3308 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1157 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOKC 040807 FFWOKC OKC119-103-047-053-041100- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 305 AM CDT TUE AUG 4 1992 THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 600 AM CDT FOR THE FOLLOWING OKLAHOMA LOCATIONS... IN CENTRAL OKLAHOMA ...PAYNE COUNTY IN NORTHEAST OKLAHOMA ...NOBLE COUNTY IN NORTHWEST OKLAHOMA ...GARFIELD COUNTY...GRANT COUNTY AT 300 AM CDT...HEAVY RAINFALL CONTINUED OVER NORTH CENTRAL OKLAHOMA. FLOODING HAD BEEN REPORTED IN COVINGTON WITH LOCAL STREET FLOODING OCCURRING IN ENID. THUNDERSTORMS CONTINUED OVER THE AREA...AND ARE EXPECTED TO AFFECT THE NORTH CENTRAL SECTIONS OF THE STATE FOR THE NEXT THREE TO FOUR HOURS. RADAR RAINFALL ESTIMATES INDICATED RAINFALL AMOUNTS IN EXCESS OF 8 INCHES IN THE COVINGTON AREA...IN EXCESS OF 7 INCHES SOUTHWEST OF POND CREEK ALONG THE GRANT-GARFIELD COUNTY LINE AND ISOLATED AMOUNTS IN EXCESS OF 5 INCHES OVER SOUTHERN NOBLE AND WESTERN PAYNE COUNTIES. THUNDERSTORMS WILL BE CONTINUING FOR THE NEXT FEW HOURS...AND FURTHER RAINFALL WILL INCREASE THE THREAT OF FLASH FLOODING. STAY TUNED TO NOAA WEATHER RADIO OR COMMERCIAL RADIO AND TELEVISION FOR LATEST INFORMATION. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WBATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 12:35 AM CDT | Severe Thunderstorm Warning | OUN | Noble | 40 min |
| Aug 4, 12:47 AM CDT | Severe Thunderstorm Warning | OUN | Garfield | 43 min |
| Aug 4, 1:09 AM CDT | Severe Thunderstorm Warning | OUN | Grant | 36 min |
| Aug 4, 3:05 AM CDT | Flash Flood Warning | OUN | Garfield, Grant | 3 hr |
| Aug 4, 6:57 PM CDT | Severe Thunderstorm Warning | OUN | Roger Mills | 48 min |
Nearby
Flash Flood Warnings in Oklahoma, 1992Every flash flood 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.