Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 81, NWS El Paso, TX

September 7, 2021Otero County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Sep 7, 2021, 2:57 PM MDT for Otero County, New Mexico. It was in force for 20 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: Sep 7, 2021, 2:57 PM MDT (20:57 UTC)
Expired: Sep 7, 2021, 3:17 PM MDT
In force: 20 min
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Otero County, NM

The radar

The Holloman AFB radar (KHDX), 59 km from the middle of the area, began a volume at 20:56 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

Santa Teresa, NM (KEPZ), launched 12:00Z, 9.0 hours before the alert went out and 99 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: 810 J/kg
Mixed-layer CIN: -123 J/kg
Mixed-layer LCL: 1993 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 85 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

871 
WUUS54 KEPZ 072057
SVREPZ
NMC035-072145-
/O.NEW.KEPZ.SV.W.0081.210907T2057Z-210907T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service El Paso TX
257 PM MDT Tue Sep 7 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 345 PM MDT.

* At 256 PM MDT, a severe thunderstorm was located 15 miles northeast
  of Orogrande, and is nearly stationary.

  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.

* This severe thunderstorm will remain over mainly rural areas of
  west central Otero County.

This includes Highway 54 in New Mexico between mile markers 36 and
47.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3260 10593 3249 10594 3242 10617 3267 10614
TIME...MOT...LOC 2056Z 087DEG 4KT 3258 10599 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BROWN

1 follow-up statement

654 
WWUS54 KEPZ 072117
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
317 PM MDT Tue Sep 7 2021

NMC035-072126-
/O.CAN.KEPZ.SV.W.0081.000000T0000Z-210907T2145Z/
Otero NM-
317 PM MDT Tue Sep 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL OTERO COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

LAT...LON 3260 10593 3249 10594 3242 10617 3267 10614
TIME...MOT...LOC 2114Z 087DEG 4KT 3258 10602 

$$

BROWN

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 7, 2:52 PM MDT	Special Weather Statement	EPZ	Otero	23 min
Sep 7, 4:05 PM MDT	Severe Thunderstorm Warning	EPZ	Doña Ana	28 min
Sep 7, 4:48 PM MDT	Special Weather Statement	EPZ	Doña Ana	27 min
Sep 7, 4:58 PM MDT	Special Weather Statement	EPZ	Luna	32 min
Sep 7, 5:05 PM MDT	Special Weather Statement	EPZ		25 min
Sep 7, 5:19 PM MDT	Special Weather Statement	EPZ	Doña Ana	26 min
Sep 7, 5:41 PM MDT	Special Weather Statement	EPZ	Luna	34 min
Sep 7, 5:48 PM MDT	Severe Thunderstorm Warning Considerable damage threat	EPZ	Luna	42 min

Nearby

Severe Thunderstorm Warnings in New Mexico, 2021 Every 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.