Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 20, NWS Amarillo, TX
NWS Amarillo, TX issued this flash flood warning at Jun 13, 1992, 5:55 PM CDT for Swisher County, Texas. It was in force for 100 min.
The area
The counties it named.
The facts
- Issued
- Jun 13, 1992, 5:55 PM CDT (22:55 UTC)
- Expired
- Jun 13, 1992, 7:35 PM CDT
- In force
- 100 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Swisher County, TX
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 10.9 hours before the alert went out and 78 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
- 549 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 715 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 300 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.9
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this flash flood 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, Jun 13, 1:06 PM CDT, 4 hours 49 minutes before
TXZ001>009-NMZ005-009-013-OKZ001>003-140500- TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 100 PM CDT SAT JUN 12 1992 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND TONIGHT ACROSS ALL OF THE OKLAHOMA AND TEXAS PANHANDLES. THE ATMOSPHERE OVER THE PANHANDLES REMAINS MOIST AND IS BECOMING INCREASINGLY UNSTABLE THIS AFTERNOON DUE TO DAYTIME HEATING. A DRYLINE WAS BEGINNING TO SET UP IN EASTERN NEW MEXICO EARLY THIS AFTERNOON. THIS FEATURE IS EXPECTED TO BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT. THE STORMS SHOULD THEN MOVE SOUTHEAST INTO THE PANHANDLES LATE THIS AFTERNOON ...CONTINUING INTO THE NIGHTTIME HOURS. SOME OF THE THUNDERSTORMS WHICH DEVELOP WILL HAVE THE POTENTIAL TO BECOME SEVERE. THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. HOWEVER...ISOLATED TORNADOES WILL BE POSSIBLE. IN ADDITION...BECAUSE THE GROUND REMAINS SATURATED...HEAVY RAINS ASSOCIATED WITH THE STRONGER STORMS WILL PRODUCE LOCAL FLOODING OR FLASH FLOODING. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN THE OKLAHOMA AND TEXAS PANHANDLES SHOULD REMAIN ALERT AND BE READY FOR ACTIVATION LATER THIS AFTERNOON OR EVENING IF NECESSARY. ANDRADE
Special weather statement, Jun 13, 1:13 PM CDT, 4 hours 42 minutes before
TXZ001>009-NMZ005-009-013-OKZ001>003-140500- TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 100 PM CDT SAT JUN 13 1992 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND TONIGHT ACROSS ALL OF THE OKLAHOMA AND TEXAS PANHANDLES. THE ATMOSPHERE OVER THE PANHANDLES REMAINS MOIST AND IS BECOMING INCREASINGLY UNSTABLE THIS AFTERNOON DUE TO DAYTIME HEATING. A DRYLINE WAS BEGINNING TO SET UP IN EASTERN NEW MEXICO EARLY THIS AFTERNOON. THIS FEATURE IS EXPECTED TO BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT. THE STORMS SHOULD THEN MOVE SOUTHEAST INTO THE PANHANDLES LATE THIS AFTERNOON ...CONTINUING INTO THE NIGHTTIME HOURS. SOME OF THE THUNDERSTORMS WHICH DEVELOP WILL HAVE THE POTENTIAL TO BECOME SEVERE. THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. HOWEVER...ISOLATED TORNADOES WILL BE POSSIBLE. IN ADDITION...BECAUSE THE GROUND REMAINS SATURATED...HEAVY RAINS ASSOCIATED WITH THE STRONGER STORMS WILL PRODUCE LOCAL FLOODING OR FLASH FLOODING. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN THE OKLAHOMA AND TEXAS PANHANDLES SHOULD REMAIN ALERT AND BE READY FOR ACTIVATION LATER THIS AFTERNOON OR EVENING IF NECESSA!RY. ANDRADE
Special weather statement, Jun 13, 5:45 PM CDT, 10 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013- KSZ003-006-132345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 545 PM CDT SAT JUN 13 1992 ...TORNADO WATCH IS IN EFFECT UNTIL 10 PM CDT FOR ALL OF THE OKLAHOMA AND TEXAS PANHANDLES... AT 530 PM CDT...RADAR INDICATED DEVELOPING THUNDERSTORMS OVER CASTRO COUNTY. THESE THUNDERSTORMS WERE PART OF AN AREA OF SCATTERED STRONG TO SEVERE THUNDERSTORMS THAT COVERED MOST OF THE WESTERN HALF OF THE TEXAS SOUTH PLAINS. THESE STORMS WERE MOVING SLOWLY EAST AT 5 MILES AN HOUR. DUE TO THE SLOW MOVEMENT OF THESE STORMS FLOODING OF LOW LYING AREAS AND FLOODING OF STREETS ARE POSSIBLE. PLEASE STAY TUNED TO YOUR NOAA WEATHER RADIO OR RADIO AND TV STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNING FROM THE NATIONAL WEATHER SERVICE.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 7:44 PM CDT | Severe Thunderstorm Warning | AMA | Hartley | 61 min |
| Jun 12, 8:10 PM CDT | Severe Thunderstorm Warning | AMA | Oldham | 65 min |
| Jun 12, 9:28 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith | 62 min |
| Jun 13, 11:49 AM CDT | Flash Flood Warning | AMA | Lipscomb | 116 min |
| Jun 13, 5:55 PM CDT | Flash Flood Warning | AMA | Castro | 75 min |
| Jun 13, 5:55 PM CDT | Severe Thunderstorm Warning | AMA | Castro | 75 min |
| Jun 13, 5:55 PM CDT | Severe Thunderstorm Warning | AMA | Swisher | 100 min |
| Jun 13, 6:58 PM CDT | Tornado Warning | AMA | Briscoe, Swisher | 32 min |
| Jun 12, 7:50 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 55 min |
| Jun 12, 8:44 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 31 min |
| Jun 12, 10:41 PM CDT | Severe Thunderstorm Warning | AMA | Curry | 64 min |
| Jun 12, 11:40 PM CDT | Severe Thunderstorm Warning | AMA | Curry | 50 min |
| Jun 13, 12:29 AM CDT | Severe Thunderstorm Warning | AMA | Curry | 31 min |
Nearby
Flash Flood Warnings in Texas, 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.