Alert archive / Texas / Flash Flood Warnings in 2020

Flash Flood Warning 9, NWS Midland/Odessa, TX

May 13, 2020Pecos County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 13, 2020, 4:35 PM CDT for Pecos 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 13, 2020, 4:35 PM CDT (21:35 UTC)
Expired
May 13, 2020, 7:30 PM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 147 km from the middle of the area, began a volume at 21:39 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, 9.6 hours before the alert went out and 148 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 2020-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1264 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 12:00Z on 2020-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 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
1264 J/kg
Mixed-layer CIN
-270 J/kg
Mixed-layer LCL
1118 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
187 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

718 
WGUS54 KMAF 132135
FFWMAF
TXC371-140030-
/O.NEW.KMAF.FF.W.0009.200513T2135Z-200514T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Midland/Odessa TX
435 PM CDT Wed May 13 2020

The National Weather Service in Midland has issued a

* Flash Flood Warning for...
  Central Pecos County in southwestern Texas...

* Until 730 PM CDT.

* At 435 PM CDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to one inch of rain has
  already fallen. Flash flooding is ongoing or expected to begin
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flooding of small creeks and streams, urban areas, 
           highways, streets and underpasses as well as other 
           drainage and low lying areas.

* Some locations that will experience flooding include...
  Fort Stockton, Fort Stockton-Pecos County Airport, Sierra Madera
  and Firestone Test Track.

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 3056 10263 3057 10309 3098 10307 3098 10266

FLASH FLOOD...RADAR INDICATED

$$

10
1 follow-up statement
956 
WGUS74 KMAF 132318
FFSMAF

Flash Flood Statement
National Weather Service Midland/Odessa TX
618 PM CDT Wed May 13 2020

TXC371-140030-
/O.CON.KMAF.FF.W.0009.000000T0000Z-200514T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pecos TX-
618 PM CDT Wed May 13 2020

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
CENTRAL PECOS COUNTY...

At 617 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Up to one inch of rain has already
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar indicated.

IMPACT...Flooding of small creeks and streams, urban areas, 
         highways, streets and underpasses as well as other drainage 
         and low lying areas.

Some locations that will experience flooding include...
Fort Stockton, Fort Stockton-Pecos County Airport, Sierra Madera and
Firestone Test Track.

Additional rainfall is possible in the warned area.

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 3056 10263 3057 10309 3098 10307 3098 10266

FLASH FLOOD...RADAR INDICATED

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 2:53 PM CDTSpecial Weather StatementMAFPecos37 min
May 13, 3:30 PM CDTSpecial Weather StatementMAFPecos30 min
May 13, 3:32 PM CDTSpecial Weather StatementMAF28 min
May 13, 3:44 PM CDTSevere Thunderstorm WarningMAFPecos61 min
May 13, 4:00 PM CDTSpecial Weather StatementMAFPecos30 min
May 13, 4:31 PM CDTSevere Thunderstorm WarningMAFCrane, Ector, Ward, Winkler44 min
May 13, 4:36 PM CDTSpecial Weather StatementMAFEctor39 min
May 13, 4:44 PM CDTSevere Thunderstorm WarningMAFPecos61 min
May 13, 5:14 PM CDTSevere Thunderstorm WarningMAFCrane, Ector46 min
May 13, 5:22 PM CDTSevere Thunderstorm WarningMAFCrane, Ector53 min
May 13, 5:39 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell66 min
May 13, 5:52 PM CDTSpecial Weather StatementMAFHoward53 min
May 13, 6:01 PM CDTSpecial Weather StatementMAFEctor44 min
May 13, 6:06 PM CDTSpecial Weather StatementMAFUpton39 min
May 13, 6:27 PM CDTSpecial Weather StatementMAFGaines48 min
May 13, 6:46 PM CDTSpecial Weather StatementMAFReagan44 min
May 13, 6:47 PM CDTSpecial Weather StatementMAFMartin43 min
May 13, 6:58 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell47 min

Nearby

Flash Flood Warnings in Texas, 2020Every flash flood warning in 2020

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.