Alert archive / Texas / Flash Flood Warnings in 2016

Flash Flood Warning 53, NWS Midland/Odessa, TX

August 31, 2016Ector County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Aug 31, 2016, 7:31 PM CDT for Ector 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: Aug 31, 2016, 7:31 PM CDT (00:31 UTC)
Expired: Aug 31, 2016, 10:30 PM CDT
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Flood severity: None

County Ector County, TX

The radar

The Midland/Odessa radar (KMAF), 47 km from the middle of the area, began a volume at 00:32 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 00:00Z, 0.5 hours before the alert went out and 46 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: 135 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 1534 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 55 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

001 
WGUS54 KMAF 010031
FFWMAF
TXC135-010330-
/O.NEW.KMAF.FF.W.0053.160901T0031Z-160901T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
731 PM CDT WED AUG 31 2016

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN ECTOR COUNTY IN WESTERN TEXAS...

* UNTIL 1030 PM CDT

* AT 730 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WEST ODESSA AND PENWELL. FLOODING IS EXPECTED ON SERVICE ROADS
  ALONG INTERSTATE 20 NEAR WEST ODESSA AND PENWELL.

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 3185 10277 3187 10249 3165 10243 3165 10277

$$

84

1 follow-up statement

827 
WGUS74 KMAF 010136
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
836 PM CDT WED AUG 31 2016

TXC135-010330-
/O.CON.KMAF.FF.W.0053.000000T0000Z-160901T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ECTOR TX-
836 PM CDT WED AUG 31 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR
SOUTHWESTERN ECTOR COUNTY...

AT 831 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAINFALL HAVE MOVED OUT OF THE WARNED AREA. HOWEVER...TWO TO
THREE INCHES OF RAIN HAVE FALLEN ALONG INTERSTATE 20 AROUND PENWELL
SINCE 6 PM CDT. THEREFORE...HIGH WATER IN PENWELL...OR ALONG THE
SERVICE ROADS ON INTERSTATE 20...WILL TAKE ANOTHER HOUR OR TWO TO
RECEDE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WEST ODESSA AND PENWELL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

&&

LAT...LON 3185 10277 3187 10249 3165 10243 3165 10277

$$

67

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 31, 8:03 PM CDT	Areal Flood Advisory	MAF	Ector, Midland, Upton	3 hr
Aug 31, 8:18 PM CDT	Areal Flood Advisory	MAF	Upton	3 hr
Aug 31, 8:57 PM CDT	Areal Flood Advisory	MAF	Scurry	3 hr
Aug 31, 9:37 PM CDT	Flash Flood Warning	MAF	Borden, Scurry	3 hr
Aug 31, 11:44 PM CDT	Areal Flood Advisory	MAF	Borden	4 hr
Sep 1, 5:38 AM CDT	Flash Flood Warning	MAF	Culberson	3 hr
Sep 1, 2:34 PM CDT	Areal Flood Advisory	MAF	Andrews, Ector	3 hr
Sep 1, 3:26 PM CDT	Areal Flood Advisory	MAF	Reagan, Upton	3 hr
Sep 1, 4:50 PM CDT	Areal Flood Advisory	MAF	Pecos, Terrell	3 hr
Sep 1, 4:50 PM CDT	Areal Flood Advisory	MAF	Reagan	3 hr

Nearby

Flash Flood Warnings in Texas, 2016 Every flash flood warning in 2016

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.