Alert archive / Texas / Flash Flood Warnings in 2016

Flash Flood Warning 26, NWS Midland/Odessa, TX

August 12, 2016Midland County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Aug 12, 2016, 2:49 PM CDT for Midland County, Texas. It was in force for 3 hr. 1 report 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: Aug 12, 2016, 2:49 PM CDT (19:49 UTC)
Expired: Aug 12, 2016, 5:45 PM CDT
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Flood severity: None

County Midland County, TX

The radar

The Midland/Odessa radar (KMAF), 25 km from the middle of the area, began a volume at 19:49 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

Time	Report	Where	Remark
Aug 12, 3:11 PM CDT	FLASH FLOOD	Midland, TX	THE PUBLIC REPORTED 6 INCHES OF WATER RUNNING OVER THE INTERSECTION OF THE INTERSTATE 20 SERVICE ROAD AND RANKIN HIGHWAY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Del Rio, TX (KDLF), launched 12:00Z, 7.8 hours before the alert went out and 309 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: 650 J/kg
Mixed-layer CIN: -215 J/kg
Mixed-layer LCL: 1419 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 135 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

376 
WGUS54 KMAF 121949
FFWMAF
TXC329-122245-
/O.NEW.KMAF.FF.W.0026.160812T1949Z-160812T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
249 PM CDT FRI AUG 12 2016

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN MIDLAND COUNTY IN WESTERN TEXAS...

* UNTIL 545 PM CDT

* AT 248 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN OVER THE CITY OF MIDLAND. UP TO ONE INCH OF RAIN HAS
  ALREADY FALLEN. FLASH FLOODING IS ALREADY ONGOING...OR EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  MIDLAND...GREENWOOD...SPRABERRY...COTTON FLAT...SKYWEST AIRPORT AND
  MIDLAND AIRPARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 3208 10179 3185 10179 3183 10209 3207 10220

$$

67

1 follow-up statement

975 
WGUS74 KMAF 122014
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
314 PM CDT FRI AUG 12 2016

TXC329-122245-
/O.CON.KMAF.FF.W.0026.000000T0000Z-160812T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MIDLAND TX-
314 PM CDT FRI AUG 12 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHEASTERN MIDLAND COUNTY...

AT 311 PM CDT...THE PUBLIC REPORTED HEAVY RAIN FROM THUNDERSTORMS IN
SOUTHEASTERN MIDLAND WITH 6 INCHES OF WATER RUNNING OVER THE
INTERSECTION OF INTERSTATE 20 SERVICE ROAD AND RANKIN HIGHWAY. ONE
TO TWO INCHES OF RAIN HAS ALREADY FALLEN OVER MUCH OF THE CITY OF
MIDLAND...THEREFORE ADDITIONAL FLASH FLOODING IS EXPECTED TO BEGIN
SHORTLY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MIDLAND...GREENWOOD...SPRABERRY...COTTON FLAT...SKYWEST AIRPORT AND
MIDLAND AIRPARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 3208 10179 3185 10179 3183 10209 3207 10220

$$

67

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 11, 8:34 PM CDT	Special Weather Statement	MAF	Andrews	41 min
Aug 12, 1:08 PM CDT	Special Weather Statement	MAF	Reeves	52 min
Aug 12, 1:55 PM CDT	Areal Flood Advisory	MAF	Ector, Midland	2 hr
Aug 12, 2:09 PM CDT	Special Weather Statement	MAF	Ector, Midland	51 min
Aug 12, 2:29 PM CDT	Flash Flood Warning	MAF	Ector, Midland	2 hr
Aug 12, 3:20 PM CDT	Areal Flood Advisory	MAF	Brewster, Jeff Davis, Pecos, Reeves	3 hr
Aug 12, 3:28 PM CDT	Areal Flood Advisory	MAF	Andrews	3 hr
Aug 12, 3:48 PM CDT	Special Weather Statement	MAF	Presidio	42 min
Aug 12, 3:58 PM CDT	Flash Flood Warning	MAF	Andrews, Ector, Winkler	3 hr
Aug 12, 4:16 PM CDT	Special Weather Statement	MAF	Andrews	44 min
Aug 12, 5:13 PM CDT	Areal Flood Advisory	MAF	Upton	3 hr
Aug 12, 5:32 PM CDT	Special Weather Statement	MAF	Gaines	43 min
Aug 12, 6:12 PM CDT	Special Weather Statement	MAF		48 min
Aug 12, 6:52 PM CDT	Areal Flood Advisory	MAF	Gaines	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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.