Alert archive / Texas / Flash Flood Warnings in 2015

Flash Flood Warning 2, NWS Midland/Odessa, TX

April 12, 2015Midland County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Apr 12, 2015, 6:23 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: Apr 12, 2015, 6:23 PM CDT (23:23 UTC)
Expired: Apr 12, 2015, 9:15 PM CDT
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Flood severity: None

County Midland County, TX

What was reported inside it

Time	Report	Where	Remark
Apr 12, 7:09 PM CDT	FLASH FLOOD	Midland, TX	A VEHICLE WAS STRANDED IN ONE FOOT OF RUNNING WATER AT THE INTERSECTION OF US HIGHWAY 80 AND MIDLAND DRIVE.

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

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.4 hours before the alert went out and 9 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: 319 J/kg
Mixed-layer CIN: -242 J/kg
Mixed-layer LCL: 1230 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 198 m²/s²
0-3 km storm-relative helicity: 130 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

381 
WGUS54 KMAF 122323
FFWMAF
TXC329-130215-
/O.NEW.KMAF.FF.W.0002.150412T2323Z-150413T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
623 PM CDT SUN APR 12 2015

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MIDLAND COUNTY IN WEST TEXAS...

* UNTIL 915 PM CDT

* AT 619 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED   
  A THUNDERSTORM WITH VERY HEAVY RAIN 6 MILES SOUTH OF WARFIELD...OR 
  8 MILES EAST OF ODESSA...MOVING NORTHEAST AT 20 MPH.

* THE THUNDERSTORM PRODUCING FLASH FLOODING WILL AFFECT THE FOLLOWING
LOCATIONS...
  WARFIELD...
  MIDLAND INTERNATIONAL...
  COTTON FLAT...
  MIDLAND...
  VALLEY VIEW...
  GREENWOOD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING OF CREEKS AND STREAMS... STREETS AND UNDERPASSES...LOW
WATER CROSSINGS... AND LOW LYING FARMLAND IS LIKELY. DO NOT DRIVE
ACROSS FLOODED ROADS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3208 10228 3208 10189 3166 10184 3165 10229

$$

1 follow-up statement

953 
WGUS74 KMAF 130013
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
713 PM CDT SUN APR 12 2015

TXC329-130215-
/O.CON.KMAF.FF.W.0002.000000T0000Z-150413T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MIDLAND-
713 PM CDT SUN APR 12 2015

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR
MIDLAND COUNTY...

AT 709 PM CDT...A NATIONAL WEATHER SERVICE EMPLOYEE REPORTED A 
VEHICLE STRANDED IN HIGH WATER AT THE INTERSECTION OF US 80 AND 
MIDLAND DRIVE.  

AT 709 PM CDT...AN AREA OF THUNDERSTORMS PRODUCING HEAVY RAINFALL
WILL AFFECT THE FOLLOWING LOCATIONS...VALLEY VIEW...MIDLAND...
MIDLAND AIRPARK...COTTON FLAT AND GREENWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3208 10228 3208 10189 3166 10184 3165 10229

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 12, 2:32 PM CDT	Special Weather Statement	MAF	Ward	43 min
Apr 12, 3:12 PM CDT	Special Weather Statement	MAF	Ward	63 min
Apr 12, 3:37 PM CDT	Severe Thunderstorm Warning	MAF	Loving, Reeves, Winkler	53 min
Apr 12, 3:40 PM CDT	Severe Thunderstorm Warning	MAF	Ector, Ward, Winkler	50 min
Apr 12, 3:56 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Ector, Upton, Ward	49 min
Apr 12, 4:27 PM CDT	Severe Thunderstorm Warning	MAF	Ector, Winkler	48 min
Apr 12, 4:41 PM CDT	Special Weather Statement	MAF	Winkler	49 min
Apr 12, 4:43 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Ector	47 min
Apr 12, 5:07 PM CDT	Areal Flood Advisory	MAF	Ector	3 hr
Apr 12, 5:08 PM CDT	Special Weather Statement	MAF	Crane	52 min
Apr 12, 5:25 PM CDT	Severe Thunderstorm Warning	MAF	Ector, Midland	65 min
Apr 12, 5:31 PM CDT	Severe Thunderstorm Warning	MAF	Pecos, Terrell	59 min
Apr 12, 5:33 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Pecos, Upton, Ward	42 min
Apr 12, 5:36 PM CDT	Flash Flood Warning	MAF	Ector, Midland	3 hr
Apr 12, 5:41 PM CDT	Special Weather Statement	MAF	Gaines	34 min
Apr 12, 6:06 PM CDT	Areal Flood Advisory	MAF	Midland	3 hr
Apr 12, 6:16 PM CDT	Special Weather Statement	MAF	Gaines	29 min
Apr 12, 6:25 PM CDT	Severe Thunderstorm Warning	MAF	Martin, Midland	50 min

Nearby

Flash Flood Warnings in Texas, 2015 Every flash flood warning in 2015

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.