Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 4, NWS El Paso, TX

May 21, 1997Hudspeth County, Texas

NWS El Paso, TX issued this severe thunderstorm warning at May 21, 1997, 2:41 PM MDT for Hudspeth County, Texas. It was in force for 64 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
May 21, 1997, 2:41 PM MDT (20:41 UTC)
Expired
May 21, 1997, 3:45 PM MDT
In force
64 min
Issued by
NWS El Paso, TX
Area
Whole counties

County Hudspeth County, TX

The radar

The El Paso radar (KEPZ), 133 km from the middle of the area, began a volume at 20:44 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

Santa Teresa, NM (KEPZ), launched 12:00Z, 8.7 hours before the alert went out and 133 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, Santa Teresa, NM at 12:00Z on 1997-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 115 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, Santa Teresa, NM at 12:00Z on 1997-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.19395878Sfc1 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
115 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
1056 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
32 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS El Paso, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 21, 2:04 PM MDT, 37 minutes earlier.

Area forecast discussion, May 21, 2:04 PM MDT, 37 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM
200 PM MDT WED MAY 21 1997

YSTRDAYS RAINS ACROS AREA DROPPED BETWEEN ONE TENTH AND ONE INCH OVR
MUCH OF AREA...ESPECIALLY SOUTHERN AND EASTERN PTNS OF FA.  HI LVL
CLOUDS CLEARING FROM W TO E...TUS MRNG SNDG DRIER TDY THN YSTRDAY.
BUT LOW LVLS STILL QUITE MOIST OVR ENTIRE AREA.  EARLY AFT STARTING
TO SEE SOME ACTIVITY ON RADAR MOSTLY S IN VCNTY OF WK UPR LVL DIST
MOVING NE INTO FA FRM SW...ALSO AREA OF BEST HEATING.

NGM SHOWS THETA E RIDGE REMAINS NEARLY STNRY OVR ELP EXTENDING N
INTO NM WITH A GRADUAL SHIFT E...BUT NOT FAR ENOUGH TO CAUSE SIG
DRYING.  MRNG SNDG HAD .88 PRECIP WTR / ALMOST 200 PERCENT...WEST
SHOULD DRY SOME...BUT STILL SEE GOOD CHC OF AFT AND EVE TSTRMS.  TO
AID IN TSTRM DVLPMT...500H COOL POCKET AND WEAK 300H DIV OVR FA
TNGHT AND TMRW. WITH WEAK STEERING FLOW...STORMS WILL BE SLOW MVRS
WITH LCLY HVY RAIN LIKELY TNGHT AND TMRW. IN LOCATIONS ALREADY
RECEIVING SIG RAIN PAST DAYS...SOME LCL FLOODING MAY OCCUR. THIS
PATTERN SHOULD REPEAT ITSELF AGAIN THURSDAY.  WNDS STAY LGHT AND
EITHR VRBL OR SW THRU PD WITH WEAK GRADIENTS.

NGM MOS TMPS LOOK PRETTY GOOD EXCPT FOR TNGHTS LOW LOOKS TOO
TNGHT...WILL UP IT.

IN EXTND...UPPER LVL FLOW TEND TOWARD NW...AND MAY HLP CUT OFF
MONSOONAL PATTERN.

 14 / BIRD

SILVER CITY           BB  46/ 74/ 47/ 76 3322
TRUTH OR CONSEQUENCES BB  54/ 78/ 55/ 80 3332
ALAMOGORDO            BB  55/ 82/ 56/ 84 4342
CLOUDCROFT            BB  39/ 61/ 40/ 63 5542
LORDSBURG             BB  49/ 82/ 50/ 84 3232
DEMING                BB  50/ 81/ 51/ 83 4342
LAS CRUCES            BB  51/ 81/ 52/ 83 4342
EL PASO               BB  58/ 83/ 59/ 85 534T2

Nearby

Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997

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.