Alert archive / Texas / Flash Flood Warnings in 2024

Flash Flood Warning 21, NWS Amarillo, TX

June 23, 2024Carson County, Gray County, Roberts County, Texas

NWS Amarillo, TX issued this flash flood warning at Jun 23, 2024, 7:52 PM CDT for Carson County, Gray County, Roberts County, Texas. It was in force for 96 min. 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 23, 2024, 7:52 PM CDT (00:52 UTC)
Expired
Jun 23, 2024, 9:28 PM CDT
In force
96 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon
Flood severity
None

Counties Carson County, TX, Gray County, TX, Roberts County, TX

The radar

The Amarillo radar (KAMA), 77 km from the middle of the area, began a volume at 00:52 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.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.9 hours before the alert went out and 76 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 2024-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 635 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 2024-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939Sfc1 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
635 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
2344 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

884 
WGUS54 KAMA 240052
FFWAMA
TXC065-179-393-240400-
/O.NEW.KAMA.FF.W.0021.240624T0052Z-240624T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Amarillo TX
752 PM CDT Sun Jun 23 2024

The National Weather Service in Amarillo has issued a

* Flash Flood Warning for...
  Eastern Carson County in the panhandle of Texas...
  Northwestern Gray County in the panhandle of Texas...
  Southwestern Roberts County in the panhandle of Texas...

* Until 1100 PM CDT.

* At 752 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Pampa.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3555 10114 3559 10110 3563 10106 3567 10103
      3569 10101 3570 10097 3570 10091 3569 10085
      3566 10084 3561 10089 3555 10097 3551 10105
      3551 10111

FLASH FLOOD...RADAR INDICATED

$$

TLH
1 follow-up statement
280 
WGUS74 KAMA 240228
FFSAMA

Flash Flood Statement
National Weather Service Amarillo TX
928 PM CDT Sun Jun 23 2024

TXC065-179-393-240238-
/O.CAN.KAMA.FF.W.0021.000000T0000Z-240624T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carson TX-Gray TX-Roberts TX-
928 PM CDT Sun Jun 23 2024

...FLASH FLOOD WARNING IS CANCELLED FOR EASTERN CARSON, NORTHWESTERN 
GRAY AND SOUTHWESTERN ROBERTS COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

&&

LAT...LON 3555 10114 3559 10110 3563 10106 3567 10103
      3569 10101 3570 10097 3570 10091 3569 10085
      3566 10084 3561 10089 3555 10097 3551 10105
      3551 10111

$$

TLH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 7:29 PM CDTAreal Flood AdvisoryAMACarson, Gray119 min
Jun 24, 3:29 AM CDTHeat AdvisoryAMAArmstrong, Collingsworth, Donley, Gray, Hemphill, Hutchinson and 5 more41 hr

Nearby

Flash Flood Warnings in Texas, 2024Every flash flood warning in 2024

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.