Alert archive / Texas / Flash Flood Warnings in 2024

Flash Flood Warning 18, NWS Amarillo, TX

June 19, 2024Dallam County, Sherman County, Texas; Cimarron County, Texas County, Oklahoma

NWS Amarillo, TX issued this flash flood warning at Jun 19, 2024, 1:15 AM CDT for Dallam County, Sherman County, Texas; Cimarron County, Texas County, Oklahoma. 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 counties it named.

The facts

Issued: Jun 19, 2024, 1:15 AM CDT (06:15 UTC)
Expired: Jun 19, 2024, 5:15 AM CDT
In force: 4 hr
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Flood severity: None

Counties Cimarron County, OK, Texas County, OK, Dallam County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 147 km from the middle of the area, began a volume at 06:16 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

Dodge City, (KDDC), launched 00:00Z, 6.3 hours before the alert went out and 242 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: 2281 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 1217 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 145 m²/s²
0-3 km storm-relative helicity: 232 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 7.0

Open this sounding in Storm Lab

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.

NWS Amarillo, TX wrote its last area forecast discussion before this flash flood warning went out at Jun 19, 12:38 AM CDT, 37 minutes earlier.

Area forecast discussion, Jun 19, 12:38 AM CDT, 37 minutes before

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Hazardous weather outlook, Jun 18, 2:48 PM CDT, 10 hours 27 minutes before

Hazardous Weather Outlook
National Weather Service Amarillo TX
248 PM CDT Tue Jun 18 2024

OKZ001>003-TXZ001>020-317-191100-
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
248 PM CDT Tue Jun 18 2024

This Hazardous Weather Outlook is for the Texas and Oklahoma
Panhandles.

.DAY ONE...This Afternoon and Tonight.

Thunderstorms may develop late this afternoon and evening across
much of the Oklahoma and Texas Panhandles. If storms form, some
will have the potential to become severe, with damaging winds and
large hail the primary hazards.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Thunderstorms are possible Wednesday through Friday afternoon, and
then again Saturday night through Monday for at least parts of
the Oklahoma and Texas Panhandles. A few storms on any of those
days may become strong to severe, with damaging winds and large
hail the primary hazards.

.SPOTTER INFORMATION STATEMENT...

Limited spotter activation may be needed late this afternoon and
evening.

02

In the hours before

Local storm report, Jun 18, 11:51 PM CDT, 1 hour 24 minutes before

Preliminary Local Storm Report
National Weather Service Amarillo TX
1151 PM CDT Tue Jun 18 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1109 PM     Hail             Hardesty                36.61N 101.19W
06/18/2024  M1.00 Inch       Texas              OK   Public

            Estimated 1 inch hail report in Hardesty
            received via social media. Time estimated
            based on radar.

&&

Local storm report, Jun 18, 11:59 PM CDT, 1 hour 16 minutes before

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Local storm report, Jun 19, 12:06 AM CDT, 1 hour 9 minutes before

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Local storm report, Jun 19, 12:43 AM CDT, 32 minutes before

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Local storm report, Jun 19, 12:49 AM CDT, 26 minutes before

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Local storm report, Jun 19, 12:56 AM CDT, 19 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 11:48 PM CDT	Flash Flood Warning	AMA	Hansford, Sherman	12 hr
Jun 19, 12:00 AM CDT	Severe Thunderstorm Warning	AMA	Sherman	45 min
Jun 19, 12:11 AM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree, Sherman	64 min
Jun 19, 12:41 AM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Dallam, Sherman	64 min
Jun 19, 1:42 AM CDT	Severe Thunderstorm Warning	AMA	Dallam, Hansford, Hartley, Sherman	63 min
Jun 19, 2:34 AM CDT	Flash Flood Warning	AMA	Dallam, Hartley	4 hr
Jun 19, 3:13 AM CDT	Areal Flood Advisory	AMA	Hansford, Lipscomb, Ochiltree	4 hr
Jun 19, 7:50 AM CDT	Areal Flood Advisory	AMA	Hansford, Hutchinson, Moore, Ochiltree, Roberts, Sherman	6 hr
Jun 19, 9:30 AM CDT	Areal Flood Advisory	AMA	Armstrong, Carson, Potter, Randall	3 hr
Jun 19, 10:01 AM CDT	Areal Flood Advisory	AMA	Armstrong, Randall	3 hr
Jun 19, 10:22 AM CDT	Flash Flood Warning	AMA	Randall	75 min
Jun 19, 10:33 AM CDT	Areal Flood Advisory	AMA	Carson, Hutchinson, Moore, Potter	3 hr
Jun 19, 10:51 AM CDT	Special Weather Statement	AMA	Hutchinson	24 min
Jun 19, 11:39 AM CDT	Areal Flood Warning	AMA	Hansford, Sherman	2 hr
Jun 19, 2:33 PM CDT	Areal Flood Warning	AMA	Hansford, Sherman	18 hr
Jun 18, 8:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Beaver, Texas	61 min
Jun 18, 8:30 PM CDT	Areal Flood Advisory	AMA	Beaver, Texas	77 min
Jun 18, 8:56 PM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Texas	64 min
Jun 18, 9:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Beaver, Texas	59 min
Jun 18, 9:43 PM CDT	Flash Flood Warning	AMA	Beaver, Texas	8 hr
Jun 18, 9:52 PM CDT	Severe Thunderstorm Warning	AMA	Texas	53 min
Jun 18, 10:11 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	64 min
Jun 18, 10:35 PM CDT	Flash Flood Warning	AMA	Texas	13 hr
Jun 18, 10:44 PM CDT	Severe Thunderstorm Warning	AMA	Texas	31 min
Jun 18, 10:52 PM CDT	Flash Flood Warning Considerable damage threat	AMA	Texas	3 hr
Jun 18, 11:09 PM CDT	Flash Flood Warning	AMA	Beaver, Texas	7 hr
Jun 18, 11:12 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	63 min
Jun 19, 5:44 AM CDT	Special Weather Statement	AMA	Cimarron	31 min
Jun 19, 5:48 AM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Cimarron	42 min
Jun 19, 11:39 AM CDT	Areal Flood Warning	AMA	Texas	21 hr

Nearby

Flash Flood Warnings in Texas, 2024 Flash Flood Warnings in Oklahoma, 2024 Every 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.