Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 34, NWS El Paso, TX

July 11, 2021Sierra County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Jul 11, 2021, 5:29 PM MDT for Sierra County, New Mexico. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 11, 2021, 5:29 PM MDT (23:29 UTC)
Expired
Jul 11, 2021, 6:15 PM MDT
In force
46 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Sierra County, NM

The radar

The Holloman AFB radar (KHDX), 76 km from the middle of the area, began a volume at 23:33 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 11, 2:23 PM MDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Santa Teresa, NM (KEPZ), launched 12:00Z, 11.5 hours before the alert went out and 124 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 2021-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 345 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, Santa Teresa, NM at 12:00Z on 2021-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
345 J/kg
Mixed-layer CIN
-353 J/kg
Mixed-layer LCL
2381 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

114 
WUUS54 KEPZ 112329
SVREPZ
NMC051-120015-
/O.NEW.KEPZ.SV.W.0034.210711T2329Z-210712T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service El Paso TX
529 PM MDT Sun Jul 11 2021

The National Weather Service in El Paso has issued a

* Severe Thunderstorm Warning for...
  East central Sierra County in south central New Mexico...

* Until 615 PM MDT.

* At 529 PM MDT, a severe thunderstorm was located over Spaceport
  America, moving southeast at 15 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Spaceport America.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3300 10705 3312 10692 3293 10667 3281 10695
TIME...MOT...LOC 2329Z 314DEG 12KT 3300 10697 

HAIL...1.25IN
WIND...60MPH
 
$$

GRZYWACZ
1 follow-up statement
109 
WWUS54 KEPZ 112345
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
545 PM MDT Sun Jul 11 2021

NMC051-120015-
/O.CON.KEPZ.SV.W.0034.000000T0000Z-210712T0015Z/
Sierra NM-
545 PM MDT Sun Jul 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT
FOR EAST CENTRAL SIERRA COUNTY...

At 545 PM MDT, a severe thunderstorm was located near Spaceport
America, moving southeast at 15 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Spaceport America.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3300 10705 3312 10692 3293 10667 3281 10695
TIME...MOT...LOC 2345Z 314DEG 12KT 3296 10692 

HAIL...1.50IN
WIND...60MPH
 
$$

GRZYWACZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 2:39 PM MDTSevere Thunderstorm WarningEPZOtero51 min
Jul 11, 3:06 PM MDTAreal Flood AdvisoryEPZOtero3 hr
Jul 11, 3:26 PM MDTSevere Thunderstorm WarningEPZOtero49 min
Jul 11, 3:48 PM MDTSpecial Weather StatementEPZ27 min
Jul 11, 3:57 PM MDTSpecial Weather StatementEPZGrant33 min
Jul 11, 4:12 PM MDTSevere Thunderstorm WarningEPZOtero48 min
Jul 11, 4:16 PM MDTSevere Thunderstorm WarningEPZSierra21 min
Jul 11, 4:23 PM MDTSevere Thunderstorm WarningEPZOtero37 min
Jul 11, 4:27 PM MDTSevere Thunderstorm WarningEPZOtero48 min
Jul 11, 4:31 PM MDTSevere Thunderstorm WarningEPZGrant33 min
Jul 11, 4:33 PM MDTAreal Flood AdvisoryEPZOtero3 hr
Jul 11, 4:45 PM MDTSpecial Weather StatementEPZSierra30 min
Jul 11, 4:47 PM MDTFlash Flood WarningEPZGrant6 hr
Jul 11, 4:50 PM MDTSevere Thunderstorm WarningEPZOtero40 min
Jul 11, 5:03 PM MDTSevere Thunderstorm WarningEPZOtero28 min
Jul 11, 5:08 PM MDTSpecial Weather StatementEPZOtero37 min
Jul 11, 5:14 PM MDTSevere Thunderstorm WarningEPZOtero46 min
Jul 11, 5:16 PM MDTSevere Thunderstorm WarningEPZOtero44 min
Jul 11, 5:21 PM MDTSevere Thunderstorm WarningEPZDoña Ana39 min
Jul 11, 5:25 PM MDTSevere Thunderstorm WarningEPZOtero50 min
Jul 11, 5:26 PM MDTSevere Thunderstorm WarningEPZDoña Ana, Otero49 min
Jul 11, 5:33 PM MDTSevere Thunderstorm WarningEPZOtero42 min
Jul 11, 5:36 PM MDTAreal Flood AdvisoryEPZOtero3 hr
Jul 11, 5:49 PM MDTSevere Thunderstorm WarningEPZOtero41 min

Nearby

Severe Thunderstorm Warnings in New Mexico, 2021Every severe thunderstorm warning in 2021

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.