Alert archive / Texas / Flash Flood Warnings in 2023

Flash Flood Warning 7, NWS Lubbock, TX

May 26, 2023Parmer County, Texas

NWS Lubbock, TX issued this flash flood warning at May 26, 2023, 8:21 PM CDT for Parmer County, Texas. It was in force for 3 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
May 26, 2023, 8:21 PM CDT (01:21 UTC)
Expired
May 26, 2023, 11:30 PM CDT
In force
3 hr
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Flood severity
None

County Parmer County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.4 hours before the alert went out and 126 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 2023-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 317 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2023-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.193958Sfc1 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
317 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1129 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.1

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 Lubbock, TX wrote its last area forecast discussion before this flash flood warning went out at May 26, 6:30 PM CDT, 1 hour 51 minutes earlier.

Area forecast discussion, May 26, 6:30 PM CDT, 1 hour 51 minutes before
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Hazardous weather outlook, May 26, 11:36 AM CDT, 8 hours 45 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Lubbock TX
1136 AM CDT Fri May 26 2023

TXZ021>044-271645-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd-
Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-
Terry-Lynn-Garza-Kent-Stonewall-
1136 AM CDT Fri May 26 2023

This Hazardous Weather Outlook is for the South Plains, Rolling
Plains, and the far Southern Texas Panhandle.

.DAY ONE...This afternoon and tonight.

Thunderstorms are expected to develop in eastern New Mexico this
afternoon and move southeast into the western South Plains and far
southwest Texas Panhandle by this evening. Additional rounds of
storms are possible overnight over much of the outlook area. Any of
these could become severe with hail to two inches in diameter and
wind gusts around 70 mph. Localized flooding will also be possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Thunderstorms are expected to develop each afternoon and persist
into the evening and overnight hours from Saturday through Thursday.
Some storms this weekend may be severe with large hail and damaging
winds. Heavy rainfall may also result in localized flash flooding.
While a slight chance of thunderstorms still exists Monday and
Tuesday, the pattern looks more favorable for potential severe
weather by mid-week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening.

In the hours before

Special weather statement, May 26, 7:29 PM CDT, 52 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:29 PM CDTSpecial Weather StatementLUBParmer31 min
May 26, 7:57 PM CDTSevere Thunderstorm WarningLUBParmer63 min
May 26, 8:58 PM CDTSpecial Weather StatementLUBParmer32 min
May 26, 9:27 PM CDTSpecial Weather StatementLUBParmer33 min
May 26, 9:39 PM CDTFlash Flood WarningLUBParmer3 hr
May 26, 9:59 PM CDTSpecial Weather StatementLUBCastro31 min
May 27, 1:53 AM CDTFlash Flood WarningLUBCastro, Parmer3 hr
May 27, 2:06 AM CDTSevere Thunderstorm WarningLUBCochran, Hockley29 min
May 27, 2:11 AM CDTSevere Thunderstorm WarningLUBParmer34 min
May 27, 2:13 AM CDTSevere Thunderstorm WarningLUBCastro21 min
May 27, 3:02 AM CDTSevere Thunderstorm WarningLUBCastro, Swisher43 min
May 27, 3:18 AM CDTAreal Flood AdvisoryLUBCastro, Swisher2 hr
May 27, 3:37 AM CDTSevere Thunderstorm WarningLUBBriscoe, Castro, Floyd, Hale, Swisher53 min
May 27, 10:48 AM CDTFlood WatchLUBBailey, Briscoe, Castro, Cochran, Crosby, Floyd and 10 more12 hr
May 27, 11:21 AM CDTRiver Flood WarningLUBChildress2 hr

Nearby

Flash Flood Warnings in Texas, 2023Every flash flood warning in 2023

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.