Alert archive / Texas / Flash Flood Warnings in 2021

Flash Flood Warning 21, NWS Midland/Odessa, TX

June 26, 2021Dawson County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Jun 26, 2021, 8:02 PM CDT for Dawson County, Texas. It was in force for 3 hr. 3 reports 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
Jun 26, 2021, 8:02 PM CDT (01:02 UTC)
Expired
Jun 26, 2021, 11:00 PM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Dawson County, TX

The radar

The Lubbock radar (KLBB), 90 km from the middle of the area, began a volume at 01:04 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

TimeReportWhereRemark
Jun 26, 8:10 PM CDTFLASH FLOOD3 W Lamesa, TXHIGHWAY 180 WEST OF LAMESA IMPASSABLE DUE TO WATER AND MUD OVER THE ROAD.
Jun 26, 8:22 PM CDTFLASH FLOODLamesa, TXVIDEO OF AT LEAST A FOOT OF FLOWING WATER OVER ROADS IN LAMESA.
Jun 26, 8:31 PM CDTFLASH FLOODLamesa, TXVIDEO OF STREET FLOODING IN LAMESA SUBMITTED VIA SOCIAL MEDIA.

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 00:00Z, 1.0 hours before the alert went out and 265 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 2021-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 667 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 2021-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -64 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
667 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1505 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-64 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-1.2

Open this sounding in Storm Lab

The text

As transmitted.

137 
WGUS54 KMAF 270102
FFWMAF
TXC115-270400-
/O.NEW.KMAF.FF.W.0021.210627T0102Z-210627T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Midland/Odessa TX
802 PM CDT Sat Jun 26 2021

The National Weather Service in Midland/Odessa has issued a

* Flash Flood Warning for...
  Dawson County in western Texas...

* Until 1100 PM CDT.

* At 802 PM CDT, Doppler radar and automated rain gauges indicated 
  thunderstorms producing heavy rain across the warned area. Between 
  1 and 2 inches of rain have fallen. The expected rainfall rate is 
  2 to 4 inches in 1 hour. Additional rainfall amounts of 1 to 2 
  inches are possible in the warned area. Flash flooding is already 
  occurring.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar and automated gauges.

  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...
  Lamesa, Lamesa Municipal Airport, Welch, Los Ybanez, Arvana, 
  Punkin Center, Hancock, Key, Tenmile and Sparenberg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3296 10205 3296 10175 3258 10172 3259 10220
      3296 10221 3296 10216 3296 10212

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL...2-4 INCHES IN 1 HOUR

$$

Scott Kleebauer
1 follow-up statement
118 
WGUS74 KMAF 270329
FFSMAF

Flash Flood Statement
National Weather Service Midland/Odessa TX
1029 PM CDT Sat Jun 26 2021

TXC115-270400-
/O.CON.KMAF.FF.W.0021.000000T0000Z-210627T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawson TX-
1029 PM CDT Sat Jun 26 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 
EVENING FOR DAWSON COUNTY...

At 1029 PM CDT, Doppler radar and automated rain gauges indicated 
thunderstorms producing heavy rain across the warned area. Between 1 
and 2 inches of rain have fallen. The expected rainfall rate is 2 to 
4 inches in 1 hour. Additional rainfall amounts up to 1 inch are 
possible in the warned area. Flash flooding is already occurring.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

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...
  Lamesa, Lamesa Municipal Airport, Welch, Los Ybanez, Arvana, 
  Punkin Center, Hancock, Key, Tenmile and Sparenberg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3296 10205 3296 10175 3258 10172 3259 10220
      3296 10221 3296 10216 3296 10212

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL...2-4 INCHES IN 1 HOUR

$$

James DeBerry

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 7:03 PM CDTSpecial Weather StatementMAFAndrews42 min
Jun 26, 7:10 PM CDTSpecial Weather StatementMAFYoakum50 min
Jun 26, 7:15 PM CDTSevere Thunderstorm WarningMAFDawson, Gaines60 min
Jun 26, 7:36 PM CDTTornado Warning Tornado observedMAFDawson24 min
Jun 26, 7:38 PM CDTSpecial Weather StatementMAFCrane67 min
Jun 26, 7:41 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Martin, Midland29 min
Jun 26, 7:47 PM CDTSpecial Weather StatementMAFMitchell58 min
Jun 26, 8:04 PM CDTAreal Flood AdvisoryMAFGlasscock, Howard, Martin, Midland, Mitchell3 hr
Jun 26, 8:06 PM CDTAreal Flood AdvisoryMAFEctor3 hr
Jun 26, 8:25 PM CDTSpecial Weather StatementMAFWard65 min
Jun 26, 8:33 PM CDTAreal Flood AdvisoryMAFEctor, Ward, Winkler3 hr
Jun 26, 8:36 PM CDTSevere Thunderstorm WarningMAFCrane, Ector, Ward, Winkler54 min
Jun 26, 8:38 PM CDTAreal Flood AdvisoryMAFBorden, Dawson3 hr
Jun 26, 8:47 PM CDTSevere Thunderstorm WarningMAFCrane, Ector, Ward, Winkler3 min
Jun 26, 9:02 PM CDTSpecial Weather StatementMAFScurry43 min
Jun 26, 9:13 PM CDTAreal Flood AdvisoryMAFBorden, Scurry3 hr
Jun 26, 9:16 PM CDTSevere Thunderstorm WarningMAFScurry44 min
Jun 26, 9:17 PM CDTAreal Flood AdvisoryMAFGaines3 hr
Jun 26, 9:21 PM CDTSpecial Weather StatementMAFWinkler54 min
Jun 26, 9:27 PM CDTAreal Flood AdvisoryMAFScurry2 hr
Jun 26, 9:32 PM CDTAreal Flood AdvisoryMAFMartin3 hr
Jun 26, 9:32 PM CDTSpecial Weather StatementMAFCrane58 min
Jun 26, 10:58 PM CDTAreal Flood AdvisoryMAFDawson3 hr
Jun 26, 11:45 PM CDTAreal Flood AdvisoryMAFBorden, Dawson3 hr
Jun 27, 12:12 AM CDTAreal Flood AdvisoryMAFBorden, Scurry3 hr
Jun 27, 2:32 AM CDTFlash Flood WatchMAFAndrews, Borden, Brewster, Culberson, Dawson, Ector and 12 more4 days
Jun 27, 4:05 AM CDTFlash Flood WarningMAFEctor, Glasscock, Martin, Midland115 min
Jun 27, 4:19 AM CDTAreal Flood AdvisoryMAFAndrews, Dawson, Martin2 hr
Jun 27, 5:24 AM CDTFlash Flood WarningMAFGlasscock, Howard111 min
Jun 27, 5:46 AM CDTSpecial Weather StatementMAFJeff Davis44 min
Jun 27, 5:56 AM CDTFlash Flood WarningMAFCrane, Ector, Glasscock, Martin, Midland, Upton3 hr
Jun 27, 6:13 AM CDTAreal Flood AdvisoryMAFBrewster, Jeff Davis, Presidio2 hr
Jun 27, 6:16 AM CDTAreal Flood AdvisoryMAFHoward, Mitchell119 min
Jun 27, 7:35 AM CDTFlash Flood WarningMAFCrane, Ector, Loving, Reeves, Ward, Winkler3 hr
Jun 27, 7:44 AM CDTAreal Flood AdvisoryMAFJeff Davis, Reeves3 hr
Jun 27, 7:49 AM CDTAreal Flood AdvisoryMAFCrane, Pecos, Reeves, Ward3 hr
Jun 27, 8:45 AM CDTFlash Flood WarningMAFCrane, Ector, Glasscock, Martin, Midland, Upton4 hr
Jun 27, 10:18 AM CDTAreal Flood AdvisoryMAFCrane, Pecos, Upton3 hr
Jun 27, 10:38 AM CDTAreal Flood AdvisoryMAFPecos, Terrell3 hr
Jun 27, 12:08 PM CDTSpecial Weather StatementMAFTerrell37 min
Jun 27, 12:44 PM CDTAreal Flood AdvisoryMAFEctor, Martin, Midland3 hr

Nearby

Flash Flood Warnings in Texas, 2021Every flash flood warning in 2021

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.