Alert archive / Texas / Flash Flood Warnings in 1996

Flash Flood Warning 82, NWS Midland/Odessa, TX

September 4, 1996Ward County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Sep 4, 1996, 7:26 PM CDT for Ward County, Texas. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 4, 1996, 7:26 PM CDT (00:26 UTC)
Expired
Sep 4, 1996, 9:25 PM CDT
In force
119 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Ward County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.4 hours before the alert went out and 98 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 1996-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 791 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 1996-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
791 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1647 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
85 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.

000 
TTAA00 KMAF 050027
FFWMAF
TXC475-050225-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
726 PM CDT WED SEP 4 1996

THE NATIONAL WEATHER SERVICE IN MIDLAND TX HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 925 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN WEST TEXAS

   ...SOUTHEASTERN WARD COUNTY
 
AT 724 PM CDT... THE SHERIFFS OFFICE REPORTED MINOR FLOODING IN
GRANDFALLS.  THE STORM PRODUCING THIS FLOODING WAS MOVING SLOWLY
SOUTH AT LESS THAN 10 MPH.  AN ADDITIONAL ONE INCH OF RAINFALL CAN BE
EXPECTED BEFORE THE STORM MOVES SOUTH AND WEAKENS.  AS A RESULT MORE
FLOODING CAN BE EXPECTED OVER THE NEXT SEVERAL HOURS OVER EXTREME
SOUTHEASTERN WARD COUNTY... MAINLY IN THE VICINITY OF GRANDFALLS.

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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
 

&

What forecasters said that day

The local office's own words before this flash flood warning 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 warning went out at Sep 4, 2:07 PM CDT, 5 hours 19 minutes earlier.

Area forecast discussion, Sep 4, 2:07 PM CDT, 5 hours 19 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
207 PM CDT (107 PM MDT) WED SEP 4 1996

MORNING RAOBS PICKED UP A WEAK SOUTHERN STREAM JET EXTENDING FROM
EASTERN NEW MEXICO INTO WEST TEXAS...WHICH WAS ALSO INDICATED ON
THE 15Z MODEL UPDATE.  THIS UPPER LEVEL JET IS ON THE EASTERN PORTION
OF THE SOUTHWESTERN US UPPER RIDGE WHICH IS EXPECTED TO PUSH
EASTWARD TOWARD THIS AREA AS THE PACIFIC UPPER TROUGH AMPLIFIES
DURING THE NEXT DAY OR TWO...WITH WEAK EMBEDDED UPPER LEVEL
DISTURBANCES MOVING THROUGH THE AREA.  AFTERNOON LIFTED INDICIES HAVE
DECREASED TO -9 ACROSS THE AREA WITH TSRA ALREADY POPPING ACROSS THE
PERMIAN BASIN AND ALONG THE DAVIS MOUNTAINS...ALONG THE SURFACE
THETA-E RIDGE AND MOISTURE CONVERGENCE AXIS PER THE 18Z MAPS DATA.

THE 15Z RUC TRACKS THE UPPER LEVEL JET SLOWLY ACROSS THE FORECAST
AREA THIS WED EVENING AND OVERNIGHT.  WITH ABUNDANT LOW LEVEL
MOISTURE ALREADY IN PLACE...65F DEW POINTS WESTWARD TO THE SOUTHWEST
TEXAS MOUNTAINS AND INTO SOUTHEAST NEW MEXICO...AND WEAK LOW LEVEL
BOUNDARIES SETTING UP...CONTINUED LATE AFTERNOON AND EVENING
CONVECTION A GOOD BET.  DESPITE THE UPPER LEVEL JET...MID/LOW LEVEL
WINDS ARE WEAK...SO EXPECT STORMS TO BE SLOW MOVERS TODAY...WITH
WIND GUSTS TO 40 MPH AND LOCALLY HEAVY RAINS MENTIONED IN THE
LOCAL SHORT TERM FORECASTS.  POPS AND TEMPS BELOW ARE A BLEND OF
GUIDANCE VALUES AND PERSISTENCE.

THANKS MUCH TO LBB FOR AFTERNOON FORECAST COORDINATION.

CNM  63/30
MAF  64/30
MRF  58/10
P07  69/10

FAGEN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 4, 7:13 PM CDTSevere Thunderstorm WarningMAFPecos32 min
Sep 4, 7:52 PM CDTFlash Flood WarningMAFPecos98 min
Sep 4, 9:31 PM CDTFlash Flood WarningMAFPecos119 min
Sep 4, 9:38 PM CDTFlash Flood WarningMAFMartin3 hr

Nearby

Flash Flood Warnings in Texas, 1996Every flash flood warning in 1996

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.