Alert archive / New Mexico / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 113, NWS Midland/Odessa, TX

May 24, 1999Lea County, New Mexico

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 24, 1999, 8:33 PM MDT for Lea County, New Mexico. It was in force for 57 min. 2 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: May 24, 1999, 8:33 PM MDT (02:33 UTC)
Expired: May 24, 1999, 9:30 PM MDT
In force: 57 min
Issued by: NWS Midland/Odessa, TX
Area: Whole counties

County Lea County, NM

What was reported inside it

Time	Report	Where	Remark
May 24, 9:00 PM MDT	Thunderstorm Wind	Tatum, NM	Another transmission pole was downed as a bow formed in a developing line of storms.
May 24, 9:07 PM MDT	Hail 0.75	Eunice, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 24, 8:00 PM MDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 2.6 hours before the alert went out and 147 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 826 J/kg
Mixed-layer CIN: -115 J/kg
Mixed-layer LCL: 1566 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 186 m²/s²
0-3 km storm-relative helicity: 268 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

999 
WUUS1 KMAF 250235 RRA
SVRMAF
NMC025-250330-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND-ODESSA TX
933 PM CDT MON MAY 24 1999

THE MIDLAND-ODESSA NATIONAL WEATHER SERVICE OFFICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ALL OF LEA COUNTY IN NEW MEXICO
  
* UNTIL 1030 PM CDT(930 PM MDT)

* AT 832 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES SOUTHEAST
  OF MALJAMAR TO 12 MILES SOUTH OF HALFWAY TO 33 MILES SOUTH OF      
  HALFWAY...MOVING EAST AT 20 MPH. ANOTHER LINE EXTENDED FROM NORTH  
  OF MALJAMAR TO CROSSROADS.

* SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...             
  OIL CENTER...MALJAMAR...BUCKEYE...HUMBLE CITY...MONUMENT...        
  HALFWAY...CROSSROADS AND CAPROCK.

THIS WARNING REPLACES ALL OTHER WARNINGS FOR LEA COUNTY.

LARGE HAIL AND WIND GUSTS UP TO 80 MPH CAN BE EXPECTED IN THE WARNED
AREA.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.

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 May 24, 6:52 PM MDT, 1 hour 41 minutes earlier.

Area forecast discussion, May 24, 6:52 PM MDT, 1 hour 41 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
752 PM CDT MON MAY 24 1999

CONVECTION COMING TOGETHER WRN AREAS AS TSTMS THAT INITIATED IN
MEXICAN MTNS DRIFTING E/NE WITH MEAN STEERING FLOW. EXPECT TSTMS TO
INCREASE IN COVERAGE...ESPECIALLY W OF PECOS RIVER...AS WELL DEFINED
OUTFLOW BOUNDARY NEARING THE PECOS RIVER LIKELY TO ENHANCE ONGOING
CONVECTION. OTHERWISE N OF THE BOUNDARY TEMPS HAVE COOLED AND
00Z KMAF SOUNDING SHOWING CAPES 1400 J/KG BUT STILL A CAP TO
OVERCOME. ATTM WOULD OPT TO MAINTAIN POPS N/E OF BOUNDARY WITH
UPDATES POSSIBLY LATER.

GPM

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:36 PM MDT	Severe Thunderstorm Warning	MAF	Lea	59 min
May 24, 7:53 PM MDT	Severe Thunderstorm Warning	MAF	Eddy	52 min
May 24, 8:08 PM MDT	Flash Flood Warning	MAF	Lea	3 hr
May 24, 8:54 PM MDT	Tornado Warning	MAF	Lea	36 min
May 24, 9:29 PM MDT	Severe Thunderstorm Warning	MAF	Lea	31 min
May 24, 9:49 PM MDT	Flash Flood Warning	MAF	Lea	3 hr

Nearby

Severe Thunderstorm Warnings in New Mexico, 1999 Every severe thunderstorm warning in 1999

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.