Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 4, NWS El Paso, TX

July 27, 1990El Paso County, Texas

NWS El Paso, TX issued this flash flood warning at Jul 27, 1990, 7:39 PM MDT for El Paso County, Texas. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1990, 7:39 PM MDT (01:39 UTC)
Expired
Jul 27, 1990, 8:45 PM MDT
In force
66 min
Issued by
NWS El Paso, TX
Area
Whole counties

County El Paso County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

El Paso Intl Airport, TX (KELP), launched 00:00Z, 1.7 hours before the alert went out and 16 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, El Paso Intl Airport, TX at 00:00Z on 1990-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 354 joules per kilogram.LCLEL10008507005003002001001 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, El Paso Intl Airport, TX at 00:00Z on 1990-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
354 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
2579 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jul 27, 5:35 PM MDT, 2 hours 4 minutes before
TXC141-229-280230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EL PASO TX
533 PM MDT FRI JUL 27 1990

...STRONG THUNDERSTORMS ON THE TEXAS NEW MEXICO BORDER...

AT 530 PM MDT STRONG THUNDERSTORMS WERE LOCATED OVER FAR WEST TEXAS
AND SOUTHERN NEW MEXICO FROM NORTH OF EL PASO NEAR NEWMAN TEXAS
EASTWARD TO GUADALUPE PASS TEXAS.  THESE STORMS WERE MOVING SOUTHWEST
AT 15 MPH.

PERSONS IN THE PATH OF THESE STORMS SHOULD BE ON THE LOOKOUT FOR
STRONG GUSTY WINDS...HEAVY RAIN...DEADLY LIGHTING...AND SMALL HAIL
FOR THE NEXT 2 HOURS.

IN ADDITION LOCALLY HEAVY RAINS MAY PRODUCE TEMPORARY FLOODING OF
STREETS INTERSECTIONS AND UNDERPASSES.

REMEMBER...LIGHTNING KILLS MORE PEOPLE PER YEAR THAN ALL OTHER
WEATHER PHENOMENA OTHER THAN FLASH FLOODING
Special weather statement, Jul 27, 7:24 PM MDT, 15 minutes before
TXC141-229-280430-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EL PASO TX
721 PM MDT FRI JUL 27 1990

...HEAVY RAIN AND HIGH WINDS IN THE EL PASO AREA...

AT 720 PM MDT WEATHER RADAR INDICATED STONG THUNDERSTORMS THROUGHT THE
EL PASO AREA EXTENDING AS FAR NORTH AS LAS CRUCES NEW MEXICO.
UNOFFICIAL REPORTS HAVE WINDS GUSTING AS HIGH AS 50 MPH AT KVIA
STUDIOS IN CENTRAL EL PASO AND 1.25 INCHES OF RAIN IN 30 MINUTES BY
AN OBSERVER IN THE NORTHEAST PART OF THE CITY.

BE ON THE LOOKOUT FOR POSSIBLE FLASH FLOODING...STRONG GUSTY
WINDS...AND DEADLY LIGHTING.

THESE THUNDERSTORMS ARE MOVING TO THE SOUTHWEST AND ARE EXPECTED TO
CONTINUE FOR THE NEXT 2 TO 3 HOURS.

The office that day

Everything else NWS El Paso, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 7:39 PM MDTSevere Thunderstorm WarningEPZEl Paso66 min
Jul 27, 8:44 PM MDTFlash Flood WarningEPZEl Paso61 min
Jul 28, 11:54 AM MDTFlash Flood WarningEPZBrewster, Presidio7 hr

Nearby

Flash Flood Warnings in Texas, 1990Every flash flood warning in 1990

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.