Alert archive / Texas / Flash Flood Watches in 2007

Flash Flood Watch 6, NWS Midland/Odessa, TX

May 16, 200719 counties in Texas; Eddy County, Lea County, New Mexico

NWS Midland/Odessa, TX issued this flash flood watch at May 16, 2007, 4:47 AM CDT for 19 counties in Texas; Eddy County, Lea County, New Mexico. It took effect at May 16, 2007, 7:00 AM CDT. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
May 16, 2007, 4:47 AM CDT (09:47 UTC)
In effect from
May 16, 2007, 7:00 AM CDT
Expired
May 18, 2007, 4:02 AM CDT
In force
45 hr
Issued by
NWS Midland/Odessa, TX
Flood severity
None
All 21 counties

Eddy County, NM, Lea County, NM, Andrews County, TX, Borden County, TX, Crane County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Pecos County, TX, Reagan County, TX, Scurry County, TX, Terrell County, TX, Upton County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 11 km from the middle of the area, began a volume at 09:50 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, 9.8 hours before the alert went out and 10 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 2007-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1245 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2007-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
1245 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
962 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
266 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Midland/Odessa, TX wrote its last area forecast discussion before this flash flood watch went out at May 16, 4:33 AM CDT, 14 minutes earlier.

Area forecast discussion, May 16, 4:33 AM CDT, 14 minutes before
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Hazardous weather outlook, May 15, 2:21 PM CDT, 14 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
221 PM CDT TUE MAY 15 2007

NMZ027>029-033-034-TXZ045>048-050>053-057>063-067>070-074-075-
079>082-258-161930-
GUADALUPE MOUNTAINS OF EDDY COUNTY-EDDY COUNTY PLAINS-
NORTHERN LEA COUNTY-CENTRAL LEA COUNTY-SOUTHERN LEA COUNTY-GAINES-
DAWSON-BORDEN-SCURRY-ANDREWS-MARTIN-HOWARD-MITCHELL-
VAN HORN AND HIGHWAY 54 CORRIDOR-
REEVES COUNTY AND UPPER TRANS PECOS-LOVING-WINKLER-ECTOR-MIDLAND-
GLASSCOCK-WARD-CRANE-UPTON-REAGAN-DAVIS/APACHE MOUNTAINS AREA-
PECOS-PRESIDIO VALLEY-MARFA PLATEAU-BIG BEND AREA-TERRELL-
GUADALUPE MOUNTAINS-
221 PM CDT TUE MAY 15 2007 /121 PM MDT TUE MAY 15 2007/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST NEW
MEXICO...SOUTHWEST TEXAS AND WEST TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS WEST TEXAS
AND SOUTHEASTERN NEW MEXICO THIS AFTERNOON AND TONIGHT. A FEW STORMS
COULD BECOME SEVERE WITH NICKEL SIZE HAIL AND DAMAGING WINDS IN
EXCESS OF 60 MPH ACROSS THE DAVIS MOUNTAINS...THE  MARFA PLATEAU...
THE PRESIDIO VALLEY...THE BIG BEND...AND THE LOWER TRANS PECOS
REGION.

ANOTHER COMPLEX OF THUNDERSTORMS MAY DEVELOP ACROSS THE GUADALUPE
MOUNTAINS...THE VAN HORN CORRIDOR...AND PORTIONS OF SOUTHEAST NEW
MEXICO LATE TONIGHT. LOCALLY HEAVY RAINS COULD CAUSE AREAS OF
FLOODING TO DEVELOP.

LOCALIZED HIGH WINDS ARE POSSIBLE ACROSS GAP LOCATIONS OF THE
GUADALUPE MOUNTAINS...INCLUDING GUADALUPE PASS...LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TO BE
POSSIBLE WEDNESDAY INTO THURSDAY...WITH AT LEAST A CHANCE OF RAIN
CONTINUING MOST AREAS INTO THE COMING WEEKEND.  LOCATIONS FROM THE
SOUTHEAST NEW MEXICO PLAINS AND GUADALUPE MOUNTAINS...SOUTH/
SOUTHEASTWARD THROUGH THE VAN HORN AREA...DAVIS MOUNTAINS...MARFA
PLATEAU...PRESIDIO VALLEY...AND BIG BEND REGION APPEAR TO HAVE THE
BEST CHANCE THROUGH MOST OF THIS TIME FRAME.

ALTHOUGH WIDESPREAD SEVERE THUNDERSTORMS DO NOT APPEAR LIKELY AT
THIS TIME ON WEDNESDAY AND THURSDAY...HEAVY RAINFALL...AND POSSIBLY
FLASH FLOODING AND RIVER FLOODING...ALONG THE RIO GRANDE COULD
OCCUR.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED LATE THIS AFTERNOON AND
EVENING.

SPOTTER GROUPS AND EMERGENCY OFFICIALS ARE ADVISED TO MONITOR THE
LATEST WEATHER INFORMATION AND PREPARE FOR POTENTIAL IMPACTS DUE
TO THE POSSIBILITY FOR HEAVY RAINFALL AND FLASH FLOODING THROUGH
THURSDAY.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
MIDLAND CAN BE FOUND ON THE INTERNET AT /LOWER CASE/
HTTP://WEATHER.GOV/MIDLAND

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 8:16 PM CDTSevere Thunderstorm WarningMAFPecos59 min

Nearby

Flash Flood Watches in Texas, 2007Flash Flood Watches in New Mexico, 2007Every flash flood watch in 2007

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.