Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 7, NWS Amarillo, TX

June 13, 2003Collingsworth County, Texas

NWS Amarillo, TX issued this flash flood warning at Jun 13, 2003, 4:13 AM CDT for Collingsworth County, Texas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 13, 2003, 4:13 AM CDT (09:13 UTC)
Expired
Jun 13, 2003, 8:00 AM CDT
In force
4 hr
Issued by
NWS Amarillo, TX
Area
Counties, with a storm outline in the text

County Collingsworth County, TX

The radar

The Amarillo radar (KAMA), 133 km from the middle of the area, began a volume at 09:15 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 9.2 hours before the alert went out and 132 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-pSkew-T log-p diagram, Amarillo Airport, TX at 00:00Z on 2003-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1489 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2003-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1489 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
1901 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KAMA 130917
FFWAMA
TXC087-131300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
413 AM CDT FRI JUN 13 2003

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

* UNTIL 800 AM CDT

* AT 410 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY       
  HEAVY RAIN FROM QUAIL TO LUTIE...MOVING EAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE DOZIER...QUAIL AND
  SAMNORWOOD

IF FLASH FLOODING IS OBSERVED ACT QUICKLY MOVE TO HIGHER GROUND TO
ESCAPE FLOOD WATERS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE FLOOD
DANGERS.

NEVER ATTEMPT TO CROSS FLOWING WATER IN AN AUTOMOBILE OR ON FOOT
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.

LAT...LON 3516 10027 3503 10050 3477 10052 3478 10003
          3518 10002

$$
1 follow-up statement
000 
WGUS74 KAMA 131052
FFSAMA
TXC087-131145-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
550 AM CDT FRI JUN 13 2003

...A FLASH FLOOD WARNING CONTINUES FOR COLLINGSWORTH COUNTY UNTIL 
800 AM CDT...

AT 550 AM CDT...HEAVY RAINFALL HAS COME TO AN END ACROSS 
COLLINGSWORTH COUNTY. HOWEVER...FLOODING OF LOW LYING AND POOR 
DRAINAGE AREAS IS LIKELY WHERE AN ESTIMATED 2 TO 3 INCHES FELL 
BETWEEN QUAIL...LUTIE...AND WELLINGTON. AN ISOLATED POCKET OF 4 
INCHES FELL 5 TO 10 MILES SOUTH OF LUTIE. 

IF FLASH FLOODING IS OBSERVED ACT QUICKLY MOVE TO HIGHER GROUND TO
ESCAPE FLOOD WATERS.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF LOW
SPOTS ALONG HIGHWAYS...SMALL CREEKS AND NORMALLY DRY WASHES...AS WELL
AS LOW LYING RANCH LAND. PEOPLE THAT LIVE ALONG AND NEAR THE SALT 
FORK OF THE RED RIVER...AND BUCK CREEK SHOULD TAKE EXTRA PRECAUTIONS 
FOR THE THREAT OF FLASH FLOODING.

LAT...LON 3503 10051 3477 10050 3477 10001 3517 10002
          3514 10037

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 12:22 AM CDTSevere Thunderstorm WarningAMAOldham38 min
Jun 13, 12:39 AM CDTSevere Thunderstorm WarningAMAPotter51 min
Jun 13, 1:30 AM CDTSevere Thunderstorm WarningAMAPotter45 min
Jun 13, 3:02 AM CDTSevere Thunderstorm WarningAMAWheeler73 min
Jun 13, 5:16 PM CDTSevere Thunderstorm WarningAMALipscomb59 min
Jun 13, 6:02 PM CDTSevere Thunderstorm WarningAMAOldham58 min
Jun 13, 6:33 PM CDTFlash Flood WarningAMALipscomb, Ochiltree2 hr
Jun 13, 6:54 PM CDTSevere Thunderstorm WarningAMAHansford66 min
Jun 13, 6:58 PM CDTSevere Thunderstorm WarningAMAHemphill62 min

Nearby

Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003

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.