Alert archive / New Mexico / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 142, NWS Midland/Odessa, TX

October 27, 1998Eddy County, Lea County, New Mexico

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Oct 27, 1998, 3:00 PM MST for Eddy County, Lea County, New Mexico. It was in force for 50 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
Oct 27, 1998, 3:00 PM MST (22:00 UTC)
Expired
Oct 27, 1998, 3:50 PM MST
In force
50 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

Counties Eddy County, NM, Lea County, NM

The radar

The Midland/Odessa radar (KMAF), 175 km from the middle of the area, began a volume at 22:03 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 12:00Z, 10.0 hours before the alert went out and 173 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 12:00Z on 1998-10-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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 12:00Z on 1998-10-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
14 J/kg
Mixed-layer CIN
-232 J/kg
Mixed-layer LCL
777 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
122 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 272202 RRA
SVRMAF
NMC015-025-272250-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
400 PM CST (300 PM MST) TUE OCT 27 1998

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL AND SOUTHWESTERN LEA COUNTY IN SOUTHEASTERN NEW MEXICO
  SOUTHEASTERN EDDY COUNTY IN SOUTHEASTERN NEW MEXICO

* UNTIL 350 PM MST.

* AT 259 PM MST... MIDLAND DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM 52 MILES SOUTHWEST OF HOBBS OR 12 MILES EAST OF
  MALAGA... MOVING EAST AT 30 MPH.

  THIS STORM IS EXPECTED TO REMAIN IN RURAL AREAS.

SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING. GO INSIDE A STURDY BUILDING AND STAY
AWAY FROM WINDOWS!

SD/RB

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 Midland/Odessa, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 27, 2:00 PM MST, 1 hour earlier.

Area forecast discussion, Oct 27, 2:00 PM MST, 1 hour before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
259 PM CST (159 PM MST) TUE OCT 27 1998

CURRENT KMAF 88D/LDS EQUIPMENT SHOWS FIRST WAVE OF CONVECTIVE
ACTIVITY ON THE WANE IN NW CWA.  MOST ACTIVITY IS NOW -SHRA IN NM
ZONES...THE PERMIAN BASIN...AND THE S PLAINS.  EARLIER ACTIVITY DUE
TO GOOD UPPER LVL DIV AND LO LVL CONV AS A RESULT OF BEING IN RRQ OF
H2 JET.  BELIEVE CLOUD COVER HELPED KEEP THINGS TO A MINIMUM
THROUGHOUT.  ST RAPIDLY CLEARING OUT IN THE W...ONLY TO BE REPLACED
BY CLOUD STREETS TO THE SW.  FARTHER W...COLD FNT EXTENDS ALONG AZ/NM
BORDER INTO CHIHUAHUA...W CLEAR SKIES BEYOND.  FROPA NOT READILY
APPARENT LOOKING AT SFC OBS.  HOWEVER...THIS IS CLEARLY EVIDENT IN
THE SATELLITE PICS.  NOTING TIMING OF FRONT....ALONG WITH SOME
PROGGED MID LVL CAA OVERNIGHT...CANT RULE OUT THE POSSIBILITY OF
MORE ACTIVITY DURING AT LEAST THE 1ST PD.  ALSO...BELIEVE HI DEWPTS
OVERNIGHT COULD RESULT IN BR FORMING IN PLACES NEAR MORNING.

SYNOPTICALLY...CLOSED LOW OVER NERN NV BEGINNING TO OPEN AS IT
INCREASES IN TILT NEGATIVELY.  IF MODELS ARE RIGHT...THIS WILL NOT
MOVE FAR ENOUGH S TO AFFECT CWA...KEEPING ALL ACTIVITY IN N NM AND
THE TX PANHANDLE...AND LEAVING THE CWA IN A DRY SWLY FLOW FOR THE
THRU AT LEAST THU.

MAF 60/79 40/20
CNM 56/83 50/--
MRF 46/78 30/10
P07 61/86 40/--

JD/SMD/RJN

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 27, 2:04 PM MSTSevere Thunderstorm WarningMAFEddy31 min
Oct 27, 2:27 PM MSTTornado WarningMAFEddy33 min
Oct 27, 2:37 PM MSTFlash Flood WarningMAFEddy93 min
Oct 27, 3:09 PM MSTTornado WarningMAFLea31 min
Oct 27, 3:52 PM MSTTornado WarningMAFLea48 min

Nearby

Severe Thunderstorm Warnings in New Mexico, 1998Every severe thunderstorm warning in 1998

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.