Alert archive / New Mexico / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 21, NWS Midland/Odessa, TX

April 22, 1990Chaves County, New Mexico

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 22, 1990, 4:40 PM MDT for Chaves County, New Mexico. It was in force for 65 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 22, 1990, 4:40 PM MDT (22:40 UTC)
Expired
Apr 22, 1990, 5:45 PM MDT
In force
65 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Chaves County, NM

The radar

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

What was reported inside it

TimeReportWhereRemark
Apr 22, 5:00 PM MDTHail 1.75Chaves, NM
Apr 22, 5:05 PM MDTHail 2Chaves, NM
Apr 22, 5:28 PM MDTTornado F0Chaves, NM

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

El Paso Intl Airport, TX (KELP), launched 12:00Z, 10.7 hours before the alert went out and 251 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 12:00Z on 1990-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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, El Paso Intl Airport, TX at 12:00Z on 1990-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 190 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
2 J/kg
Mixed-layer CIN
-259 J/kg
Mixed-layer LCL
1475 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
190 m²/s²
0-3 km storm-relative helicity
176 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 KABQ 222245
SVRROW
NMC005-222345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ROSWELL NM
ISSUED BY ALBUQUERQUE NM
440 PM MDT SUN APR 22 1990
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM MDT
FOR PEOPLE...
 
IN SOUTHEAST NEW MEXICO
 
   ...WESTCENTRAL AND CENTRAL CHAVES COUNTY...INCLUDING THE
      CITY OF ROSWELL...
 
AT 435 PM MDT...A SEVERE THUNDERSTORM WAS INDICATED BY RADAR
AND THE PUBLIC 20 TO 25 MILES WEST OF ROSWELL NEW MEXICO.
THE SEVERE THUNDERSTORM IS ABOUT 10 MILES IN DIAMETER AND IS
MOVING TOWARDS THE EAST AT 15 TO 20 MPH.
 
ONE LARGE FUNNEL CLOUD AND SEVERAL SMALL FUNNEL CLOUDS HAVE
BEEN OBSERVED IN THE SOUTHWEST QUADRANT OF THIS STORM SINCE
400 PM MDT.
 
A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.  REMAvIN CALM BUT
BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 8:00 PM MDTSevere Thunderstorm WarningMAFChaves45 min
Apr 21, 8:45 PM MDTSevere Thunderstorm WarningMAFChaves60 min
Apr 21, 9:26 PM MDTFlash Flood WarningMAFChaves64 min
Apr 21, 9:26 PM MDTTornado WarningMAFChaves64 min
Apr 22, 5:45 PM MDTSevere Thunderstorm WarningMAFChaves60 min

Nearby

Severe Thunderstorm Warnings in New Mexico, 1990Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.