Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 35, NWS El Paso, TX

July 11, 2021Otero County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Jul 11, 2021, 5:33 PM MDT for Otero County, New Mexico. It was in force for 42 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 11, 2021, 5:33 PM MDT (23:33 UTC)
Expired
Jul 11, 2021, 6:15 PM MDT
In force
42 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

County Otero County, NM

The radar

The Holloman AFB radar (KHDX), 31 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.

What was reported inside it

TimeReportWhereRemark
Jul 11, 5:35 PM MDTHAIL 12 Nne Boles Acres, NMHARD RAIN AND STRONG WINDS ALSO.
Jul 11, 5:39 PM MDTHAIL 1.752 N Boles Acres, NMHAIL COVERING GROUND.
Jul 11, 5:41 PM MDTHAIL 1.755 Se Boles Acres, NMLOCATION ESTIMATED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 11.6 hours before the alert went out and 127 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°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 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.

188 
WUUS54 KEPZ 112333
SVREPZ
NMC035-120015-
/O.NEW.KEPZ.SV.W.0035.210711T2333Z-210712T0015Z/

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

The National Weather Service in El Paso has issued a

* Severe Thunderstorm Warning for...
  West central Otero County in south central New Mexico...

* Until 615 PM MDT.

* At 532 PM MDT, a severe thunderstorm was located 4 miles southeast
  of Alamogordo, moving southwest at 25 mph.

  HAZARD...Golf 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...
  Alamogordo, Holloman Air Force Base and Boles Acres. 

This includes the following highways...
 Highway 70 in New Mexico between mile markers 201 and 212.
 Highway 54 in New Mexico between mile markers 52 and 64.

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 3292 10591 3287 10583 3266 10602 3280 10617
TIME...MOT...LOC 2332Z 039DEG 22KT 3283 10591 

HAIL...1.75IN
WIND...60MPH
 
$$

GRZYWACZ
1 follow-up statement
620 
WWUS54 KEPZ 112343
SVSEPZ

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

NMC035-120015-
/O.CON.KEPZ.SV.W.0035.000000T0000Z-210712T0015Z/
Otero NM-
543 PM MDT Sun Jul 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT
FOR WEST CENTRAL OTERO COUNTY...

At 542 PM MDT, a severe thunderstorm was located 6 miles south of
Alamogordo, moving southwest at 25 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated. At golf ball size hail was reported 
         4 miles south of the Alamogordo Airport at 540 PM MDT.

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...
Alamogordo, Holloman Air Force Base and Boles Acres. 

This includes the following highways...
 Highway 70 in New Mexico between mile markers 201 and 205, and near
mile marker 207.
 Highway 54 in New Mexico between mile markers 52 and 63.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and 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 3287 10593 3284 10586 3266 10602 3280 10617
TIME...MOT...LOC 2342Z 041DEG 21KT 3279 10596 

HAIL...1.75IN
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, 5:29 PM MDTSevere Thunderstorm WarningEPZSierra46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.