Alert archive / Texas / Flash Flood Warnings in 2016

Flash Flood Warning 60, NWS Midland/Odessa, TX

September 24, 2016Mitchell County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Sep 24, 2016, 8:57 PM CDT for Mitchell 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
Sep 24, 2016, 8:57 PM CDT (01:57 UTC)
Expired
Sep 25, 2016, 12:00 AM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Mitchell County, TX

The radar

The San Angelo radar (KSJT), 97 km from the middle of the area, began a volume at 01:56 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, 2.0 hours before the alert went out and 131 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, Midland Regional, TX at 00:00Z on 2016-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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, Midland Regional, TX at 00:00Z on 2016-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 square meters per square second.193958Sfc1 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
4 J/kg
Mixed-layer CIN
-158 J/kg
Mixed-layer LCL
2121 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

257 
WGUS54 KMAF 250157
FFWMAF
TXC335-250500-
/O.NEW.KMAF.FF.W.0060.160925T0157Z-160925T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
857 PM CDT SAT SEP 24 2016

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN MITCHELL COUNTY IN WESTERN TEXAS...

* UNTIL MIDNIGHT CDT

* AT 855 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. HEAVY RAIN HAS FALLEN OVER THIS
  LOCATION FOR SEVERAL HOURS WITH OVER 3 INCHES OF RAINFALL POSSIBLE.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CHAMPION CREEK RESERVOIR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3209 10098 3235 10090 3235 10066 3209 10067

$$
1 follow-up statement
317 
WGUS74 KMAF 250329
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1029 PM CDT SAT SEP 24 2016

TXC335-250500-
/O.CON.KMAF.FF.W.0060.000000T0000Z-160925T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MITCHELL TX-
1029 PM CDT SAT SEP 24 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
SOUTHEASTERN MITCHELL COUNTY...

AT 1027 PM CDT...DOPPLER RADAR INDICATED THE HEAVY RAIN HAS MOVED
OUT OF THE WARNING AREA... HOWEVER OVER 3 INCHES OF RAIN HAS FALLEN
EARLIER WITH ADDITIONAL RAIN POSSIBLE.  THEREFORE THE WARNING
REMAINS IN EFFECT.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHAMPION CREEK RESERVOIR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3209 10098 3235 10090 3235 10066 3209 10067

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 24, 7:25 PM CDTAreal Flood AdvisoryMAFReagan2 hr
Sep 24, 10:40 PM CDTAreal Flood AdvisoryMAFGlasscock, Reagan, Upton3 hr
Sep 24, 11:59 PM CDTFlash Flood WarningMAFMitchell4 hr
Sep 25, 6:24 AM CDTAreal Flood AdvisoryMAFMitchell3 hr

Nearby

Flash Flood Warnings in Texas, 2016Every 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.