Alert archive / Texas / Flash Flood Warnings in 2017

Flash Flood Warning 7, NWS Midland/Odessa, TX

May 31, 2017Andrews County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 31, 2017, 5:54 PM CDT for Andrews 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
May 31, 2017, 5:54 PM CDT (22:54 UTC)
Expired
May 31, 2017, 8:45 PM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Andrews County, TX

The radar

The Midland/Odessa radar (KMAF), 61 km from the middle of the area, began a volume at 22:54 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, 10.9 hours before the alert went out and 60 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 12:00Z on 2017-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2017-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -51 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1407 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-51 m²/s²
0-3 km storm-relative helicity
-83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

828 
WGUS54 KMAF 312254
FFWMAF
TXC003-010145-
/O.NEW.KMAF.FF.W.0007.170531T2254Z-170601T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Midland/Odessa TX
554 PM CDT WED MAY 31 2017

The National Weather Service in Midland has issued a

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

* Until 845 PM CDT

* At 552 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Radar estimates around one and 
  one half inches of rain has fallen along Ranch Road 181 west of 
  Andrews and near 1788 in southeast parts of the county. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3209 10305 3251 10306 3251 10222 3210 10222

$$

49

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:23 PM CDTSevere Thunderstorm WarningMAFBrewster, Presidio44 min
May 30, 10:55 PM CDTRiver Flood WarningMAFPresidio17 hr
May 30, 10:55 PM CDTRiver Flood WarningMAFPresidio21 hr
May 30, 10:55 PM CDTRiver Flood WarningMAFBrewster56 hr
May 31, 5:11 AM CDTSpecial Weather StatementMAFTerrell49 min
May 31, 12:58 PM CDTSpecial Weather StatementMAFMidland32 min
May 31, 3:20 PM CDTSpecial Weather StatementMAFAndrews, Gaines40 min
May 31, 3:33 PM CDTSpecial Weather StatementMAFBorden, Dawson, Howard, Martin42 min
May 31, 4:32 PM CDTSpecial Weather StatementMAFMidland58 min
May 31, 4:48 PM CDTAreal Flood AdvisoryMAFAndrews, Ector, Martin, Midland117 min
May 31, 5:18 PM CDTAreal Flood AdvisoryMAFAndrews117 min
May 31, 6:02 PM CDTSpecial Weather StatementMAFScurry43 min
May 31, 6:12 PM CDTSpecial Weather StatementMAFAndrews48 min
May 31, 6:35 PM CDTFlash Flood WarningMAFEctor3 hr

Nearby

Flash Flood Warnings in Texas, 2017Every flash flood warning in 2017

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.