Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 3, NWS Amarillo, TX
NWS Amarillo, TX issued this flash flood warning at Apr 30, 2012, 8:49 PM CDT for Collingsworth County, Donley County, Texas. It was in force for 3 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 30, 2012, 8:49 PM CDT (01:49 UTC)
- Expired
- Apr 30, 2012, 11:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Collingsworth County, TX, Donley County, TX
The radar
The Amarillo radar (KAMA), 107 km from the middle of the area, began a volume at 01:52 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 30, 9:11 PM CDT | FLASH FLOOD | Wellington, TX | CITY STREET FLOODED UNDER 8 IN OF WATER |
| Apr 30, 9:28 PM CDT | FLASH FLOOD | Wellington, TX | NUMEROUS HOUSES...BUILDINGS AND ROADS FLOODED. HIGHWAY 62 FLOODED BETWEEN DODSON AND HOLLIS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 1.8 hours before the alert went out and 106 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2953 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
286 WGUS54 KAMA 010149 FFWAMA TXC087-129-010445- /O.NEW.KAMA.FF.W.0003.120501T0149Z-120501T0445Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AMARILLO TX 849 PM CDT MON APR 30 2012 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * FLASH FLOOD WARNING FOR... COLLINGSWORTH COUNTY IN THE PANHANDLE OF TEXAS... THIS INCLUDES THE CITY OF WELLINGTON... DONLEY COUNTY IN THE PANHANDLE OF TEXAS... THIS INCLUDES THE CITY OF CLARENDON... * UNTIL 1145 PM CDT * AT 848 PM CDT...DOPPLER RADAR ESTIMATES 3 TO 4 INCHES OF RAIN HAD FALLEN IN SOME LOCATIONS OF COLLINGSWORTH AND DONLEY COUNTIES. THIS COULD LEAD TO LOCALIZED FLASH FLOODING. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CLARENDON AND WELLINGTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. TO REPORT FLOODING...PLEASE CALL THE NATIONAL WEATHER SERVICE AT 8 0 6 3 3 5 1 1 2 1. && LAT...LON 3476 10108 3513 10082 3515 10002 3474 10001 $$ JOHNSON
2 follow-up statements
682 WGUS74 KAMA 010235 FFSAMA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 935 PM CDT MON APR 30 2012 TXC087-129-010445- /O.CON.KAMA.FF.W.0003.000000T0000Z-120501T0445Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ DONLEY TX-COLLINGSWORTH TX- 935 PM CDT MON APR 30 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT FOR COLLINGSWORTH AND DONLEY COUNTIES... AT 929 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH FLOODING IN THE WARNED AREA...ESPECIALLY WELLINGTON. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WELLINGTON... SAMNORWOOD...QUAIL...LUTIE...LELIA LAKE...HEDLEY...DOZIER AND CLARENDON ADDITIONAL RAINFALL AMOUNTS OF UP TO ONE INCH ARE POSSIBLE IN COLLINGSWORTH COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. && LAT...LON 3476 10108 3513 10082 3515 10002 3474 10001 $$ JOHNSON
848 WGUS74 KAMA 010309 FFSAMA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 1009 PM CDT MON APR 30 2012 TXC087-129-010445- /O.CON.KAMA.FF.W.0003.000000T0000Z-120501T0445Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ DONLEY TX-COLLINGSWORTH TX- 1009 PM CDT MON APR 30 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT FOR COLLINGSWORTH AND DONLEY COUNTIES... AT 1004 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS CONTINUED TO REPORT FLASH FLOODING IN THE WARNED AREA. THOUGH THE STORMS HAVE MOSTLY MOVED OUT OF THE WARNED AREA...WATER WILL BE SLOW TO RECEDE. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WELLINGTON... SAMNORWOOD...QUAIL...LUTIE...LELIA LAKE...HEDLEY...DOZIER AND CLARENDON PRECAUTIONARY/PREPAREDNESS ACTIONS... MANY SMALL STREAMS IN THE WARNED AREA ARE ALREADY AT BANK FULL STAGE INCLUDING LELIA LAKE CREEK NEAR HEDLEY. FLOODING ALONG THESE SMALL STREAMS SHOULD CONTINUE OVER THE NEXT FEW HOURS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. && LAT...LON 3476 10108 3513 10082 3515 10002 3474 10001 $$ JOHNSON
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 7:04 PM CDT | Areal Flood Advisory | AMA | Armstrong | 3 hr |
| Apr 30, 7:13 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong, Carson, Collingsworth, Donley, Gray, Wheeler | 62 min |
| Apr 30, 7:37 PM CDT | Severe Thunderstorm Warning | AMA | Collingsworth, Donley | 53 min |
| Apr 30, 7:52 PM CDT | Severe Thunderstorm Warning | AMA | Donley | 53 min |
| Apr 30, 8:16 PM CDT | Severe Thunderstorm Warning | AMA | Donley | 22 min |
| Apr 30, 8:30 PM CDT | Severe Thunderstorm Warning | AMA | Collingsworth, Donley | 60 min |
| Apr 30, 8:48 PM CDT | Severe Thunderstorm Warning | AMA | Donley | 27 min |
| Apr 30, 9:27 PM CDT | Severe Thunderstorm Warning | AMA | Collingsworth, Donley | 63 min |
| Apr 30, 11:38 PM CDT | Areal Flood Warning | AMA | Collingsworth, Donley | 12 hr |
| May 1, 3:54 PM CDT | Fire Weather Watch | AMA | Dallam, Deaf Smith, Hartley, Oldham | 12 hr |
Nearby
Flash Flood Warnings in Texas, 2012Every flash flood warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.