Alert archive / Texas / Flash Flood Warnings in 2016

Flash Flood Warning 13, NWS Amarillo, TX

May 29, 20164 counties in Texas

NWS Amarillo, TX issued this flash flood warning at May 29, 2016, 3:57 PM CDT for 4 counties in Texas. It was in force for 3 hr. 1 report 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: May 29, 2016, 3:57 PM CDT (20:57 UTC)
Expired: May 29, 2016, 7:00 PM CDT
In force: 3 hr
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Flood severity: None

Counties Armstrong County, TX, Carson County, TX, Donley County, TX, Gray County, TX

The radar

The Amarillo radar (KAMA), 65 km from the middle of the area, began a volume at 20:57 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
May 29, 4:26 PM CDT	FLASH FLOOD	1 W Alanreed, TX	FLASH FLOODING IS IN PROGRESS WITH WATER REPORTED OVER INTERSTATE 40 NEAR ALANREED.

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 12:00Z, 9.0 hours before the alert went out and 64 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 428 J/kg
Mixed-layer CIN: -344 J/kg
Mixed-layer LCL: 1713 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 128 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

695 
WGUS54 KAMA 292057
FFWAMA
TXC011-065-129-179-300000-
/O.NEW.KAMA.FF.W.0013.160529T2057Z-160530T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
357 PM CDT SUN MAY 29 2016

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN ARMSTRONG COUNTY IN THE PANHANDLE OF TEXAS...
  NORTHEASTERN CARSON COUNTY IN THE PANHANDLE OF TEXAS...
  GRAY COUNTY IN THE PANHANDLE OF TEXAS...
  NORTHERN DONLEY COUNTY IN THE PANHANDLE OF TEXAS...

* UNTIL 700 PM CDT
          
* AT 355 PM CDT...A LINE OF THUNDERSTORMS PRODUCING HEAVY RAIN
  EXTENDS FROM CLAUDE TO GROOM TO PAMPA...AND ARE MOVING EAST AT 10
  MPH.  ONE TO THREE INCHES OF RAIN HAVE ALREADY FALLEN. FLASH
  FLOODING IS EXPECTED.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PAMPA...MCLEAN...LEFORS...SKELLYTOWN...LAKE MCCLELLAN...KINGSMILL...
  GOODNIGHT AND ALANREED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS
WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 3502 10124 3518 10124 3518 10109 3551 10109
      3549 10119 3563 10121 3562 10088 3558 10083
      3558 10054 3517 10054 3504 10100

$$

BIEDA

2 follow-up statements

083 
WGUS74 KAMA 292140
FFSAMA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
440 PM CDT SUN MAY 29 2016

TXC011-065-129-179-300000-
/O.CON.KAMA.FF.W.0013.000000T0000Z-160530T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ARMSTRONG TX-CARSON TX-GRAY TX-DONLEY TX-
440 PM CDT SUN MAY 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
NORTHEASTERN ARMSTRONG...NORTHEASTERN CARSON...GRAY AND NORTHERN
DONLEY COUNTIES...

AT 438 PM CDT...HEAVY RAIN IS OCCURRING WITH FLOODING REPORTED ALONG
PORTIONS OF INTERSTATE 40...ESPECIALLY NEAR ALANREED.  ONE TO THREE
INCHES OF RAIN HAVE ALREADY FALLEN.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PAMPA...MCLEAN...LEFORS...SKELLYTOWN...LAKE MCCLELLAN...KINGSMILL...
GOODNIGHT AND ALANREED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS
WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 3502 10124 3518 10124 3518 10109 3551 10109
      3549 10119 3563 10121 3562 10088 3558 10083
      3558 10054 3517 10054 3504 10100

$$

BIEDA

347 
WGUS74 KAMA 292318
FFSAMA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
618 PM CDT SUN MAY 29 2016

TXC011-065-129-179-292328-
/O.CAN.KAMA.FF.W.0013.000000T0000Z-160530T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ARMSTRONG TX-CARSON TX-GRAY TX-DONLEY TX-
618 PM CDT SUN MAY 29 2016

...THE FLASH FLOOD WARNING FOR NORTHEASTERN ARMSTRONG...NORTHEASTERN
CARSON...GRAY AND NORTHERN DONLEY COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOOD WATERS HAVE RECEDED. FLOODING IS NO
LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ANY
REMAINING ROAD CLOSURES.

LAT...LON 3502 10124 3518 10124 3518 10109 3551 10109
      3549 10119 3563 10121 3562 10088 3558 10083
      3558 10054 3517 10054 3504 10100

$$

MB

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 29, 7:41 AM CDT	Special Weather Statement	AMA	Moore	49 min
May 29, 8:30 AM CDT	Special Weather Statement	AMA	Hansford	60 min
May 29, 9:21 AM CDT	Special Weather Statement	AMA	Hutchinson	54 min
May 29, 9:30 AM CDT	Special Weather Statement	AMA	Hansford	60 min
May 29, 9:58 AM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	32 min
May 29, 12:47 PM CDT	Special Weather Statement	AMA	Moore, Oldham	58 min
May 29, 12:54 PM CDT	Special Weather Statement	AMA	Ochiltree	66 min
May 29, 1:12 PM CDT	Special Weather Statement	AMA	Hansford, Roberts	63 min
May 29, 1:28 PM CDT	Special Weather Statement	AMA	Hutchinson	62 min
May 29, 1:38 PM CDT	Flash Flood Watch	AMA	Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more	10 hr
May 29, 1:40 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Roberts	65 min
May 29, 1:54 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Potter	66 min
May 29, 1:56 PM CDT	Flash Flood Warning	AMA	Hansford, Hutchinson, Ochiltree, Roberts	3 hr
May 29, 2:02 PM CDT	Severe Thunderstorm Warning	AMA	Hutchinson	58 min
May 29, 2:10 PM CDT	Areal Flood Advisory	AMA	Hartley, Moore, Oldham, Potter	3 hr
May 29, 2:10 PM CDT	Severe Thunderstorm Warning	AMA	Carson	65 min
May 29, 2:17 PM CDT	Areal Flood Advisory	AMA	Carson, Hutchinson, Moore, Potter	3 hr
May 29, 2:19 PM CDT	Areal Flood Advisory	AMA	Gray, Hemphill, Roberts, Wheeler	3 hr
May 29, 2:27 PM CDT	Flash Flood Warning	AMA	Carson, Hutchinson, Moore, Potter	3 hr
May 29, 2:28 PM CDT	Severe Thunderstorm Warning	AMA	Oldham	62 min
May 29, 2:35 PM CDT	Flash Flood Warning	AMA	Gray, Hemphill, Roberts, Wheeler	3 hr
May 29, 2:40 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Sherman	65 min
May 29, 2:43 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Roberts	62 min
May 29, 2:52 PM CDT	Severe Thunderstorm Warning	AMA	Sherman	53 min
May 29, 3:01 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Wheeler	59 min
May 29, 3:04 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Hutchinson	56 min
May 29, 3:20 PM CDT	Flash Flood Warning	AMA	Carson	3 hr
May 29, 3:21 PM CDT	Special Weather Statement	AMA	Potter	39 min
May 29, 3:26 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham	64 min
May 29, 3:36 PM CDT	Severe Thunderstorm Warning	AMA	Potter, Randall	54 min
May 29, 3:37 PM CDT	Areal Flood Advisory	AMA	Dallam, Hansford, Sherman	3 hr
May 29, 3:56 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Collingsworth, Donley, Gray, Wheeler	64 min
May 29, 4:02 PM CDT	Areal Flood Advisory	AMA	Armstrong, Donley	3 hr
May 29, 4:05 PM CDT	Areal Flood Advisory	AMA	Deaf Smith, Oldham	3 hr
May 29, 4:08 PM CDT	Areal Flood Advisory	AMA	Wheeler	3 hr
May 29, 4:15 PM CDT	Areal Flood Advisory	AMA	Carson, Deaf Smith, Oldham, Potter, Randall	3 hr
May 29, 4:29 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham, Potter, Randall	61 min
May 29, 4:43 PM CDT	Flash Flood Warning	AMA	Wheeler	3 hr
May 29, 4:54 PM CDT	Areal Flood Advisory	AMA	Armstrong, Deaf Smith, Randall	3 hr
May 29, 4:57 PM CDT	Areal Flood Advisory	AMA	Collingsworth, Donley	3 hr
May 29, 5:14 PM CDT	Flash Flood Warning	AMA	Armstrong, Carson, Deaf Smith, Potter, Randall	3 hr
May 29, 6:13 PM CDT	Flash Flood Warning	AMA	Carson	3 hr

Nearby

Flash Flood Warnings in Texas, 2016 Every flash flood warning in 2016

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.