Alert archive / Texas / Flash Flood Warnings in 2020

Flash Flood Warning 2, NWS Midland/Odessa, TX

March 4, 2020Martin County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Mar 4, 2020, 11:07 AM CST for Martin 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 outline as issued.

The facts

Issued: Mar 4, 2020, 11:07 AM CST (17:07 UTC)
Expired: Mar 4, 2020, 2:00 PM CST
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Flood severity: None

County Martin County, TX

The radar

The Midland/Odessa radar (KMAF), 53 km from the middle of the area, began a volume at 17:11 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

Midland Regional, TX (KMAF), launched 12:00Z, 5.1 hours before the alert went out and 52 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 574 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

697 
WGUS54 KMAF 041707
FFWMAF
TXC317-042000-
/O.NEW.KMAF.FF.W.0002.200304T1707Z-200304T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Midland/Odessa TX
1107 AM CST Wed Mar 4 2020

The National Weather Service in Midland has issued a

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

* Until 200 PM CST.

* At 1104 AM CST, the Texas Department of Transportation reported 
  that SH 349 is closed near Tarzan due to flooding. More rain is 
  expected across this area.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Public.

  IMPACT...Flooding of small creeks and streams, urban areas, 
           highways, streets and underpasses as well as other 
           drainage and low lying areas.

* Some locations that will experience flooding include...
  Stanton, Lenorah, Tarzan, Courtney and Stanton Municipal Aiport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3252 10170 3209 10170 3209 10220 3252 10220

FLASH FLOOD...OBSERVED

$$

80

1 follow-up statement

291 
WGUS74 KMAF 041734
FFSMAF

Flash Flood Statement
National Weather Service Midland/Odessa TX
1134 AM CST Wed Mar 4 2020

TXC317-042000-
/O.CON.KMAF.FF.W.0002.000000T0000Z-200304T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Martin TX-
1134 AM CST Wed Mar 4 2020

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 PM CST FOR
MARTIN COUNTY...

At 1132 AM CST, the Texas Department of Transportation reported that 
SH 349 has an emergency lane closure near Tarzan due to flooding. 
More rain is expected across this area.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Public.

IMPACT...Flooding of small creeks and streams, urban areas, 
         highways, streets and underpasses as well as other drainage 
         and low lying areas.

Some locations that will experience flooding include...
Stanton, Lenorah, Tarzan, Courtney and Stanton Municipal Aiport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3252 10170 3209 10170 3209 10220 3252 10220

FLASH FLOOD...OBSERVED

$$

80

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 3, 11:12 PM CST	Special Weather Statement	MAF		33 min
Mar 4, 12:00 AM CST	Special Weather Statement	MAF	Reagan	45 min
Mar 4, 5:29 AM CST	Areal Flood Advisory	MAF	Andrews, Ector, Gaines, Winkler	3 hr
Mar 4, 8:49 AM CST	Areal Flood Advisory	MAF	Ector, Martin, Midland	3 hr
Mar 4, 9:22 AM CST	Flash Flood Warning	MAF	Ector, Midland	3 hr

Nearby

Flash Flood Warnings in Texas, 2020 Every flash flood warning in 2020

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.