Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 80, NWS El Paso, TX

September 5, 2021Sierra County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Sep 5, 2021, 4:42 PM MDT for Sierra County, New Mexico. It was in force for 33 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 5, 2021, 4:42 PM MDT (22:42 UTC)
Expired
Sep 5, 2021, 5:15 PM MDT
In force
33 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), 60 km from the middle of the area, began a volume at 22:44 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, 10.7 hours before the alert went out and 170 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 2021-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 614 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 2021-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
614 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
1691 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

960 
WUUS54 KEPZ 052242
SVREPZ
NMC051-052315-
/O.NEW.KEPZ.SV.W.0080.210905T2242Z-210905T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service El Paso TX
442 PM MDT Sun Sep 5 2021

The National Weather Service in El Paso has issued a

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

* Until 515 PM MDT.

* At 442 PM MDT, a severe thunderstorm was located 24 miles northeast
  of Engle, moving southeast at 20 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.

* This severe thunderstorm will remain over mainly rural areas of
  northeastern Sierra County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3341 10645 3323 10685 3348 10687 3348 10658
TIME...MOT...LOC 2242Z 321DEG 17KT 3344 10675 

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

$$

DEL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 4, 6:13 PM MDTAreal Flood AdvisoryEPZDoña Ana2 hr
Sep 5, 7:18 AM MDTFlash Flood WatchEPZOtero14 hr
Sep 5, 11:52 AM MDTAreal Flood AdvisoryEPZDoña Ana3 hr
Sep 5, 12:27 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 5, 12:31 PM MDTSpecial Weather StatementEPZSierra29 min
Sep 5, 12:59 PM MDTAreal Flood AdvisoryEPZOtero2 hr
Sep 5, 1:13 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 5, 1:26 PM MDTSpecial Weather StatementEPZ34 min
Sep 5, 1:36 PM MDTFlash Flood WarningEPZOtero3 hr
Sep 5, 1:40 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 5, 1:51 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 5, 1:57 PM MDTAreal Flood AdvisoryEPZOtero3 hr
Sep 5, 1:59 PM MDTSpecial Weather StatementEPZGrant31 min
Sep 5, 2:04 PM MDTSevere Thunderstorm WarningEPZGrant26 min
Sep 5, 2:14 PM MDTAreal Flood AdvisoryEPZGrant, Sierra3 hr
Sep 5, 2:25 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 5, 2:38 PM MDTAreal Flood AdvisoryEPZSierra3 hr
Sep 5, 2:48 PM MDTAreal Flood AdvisoryEPZOtero3 hr
Sep 5, 2:59 PM MDTFlash Flood WarningEPZGrant3 hr
Sep 5, 3:01 PM MDTSpecial Weather StatementEPZSierra14 min
Sep 5, 3:05 PM MDTAreal Flood AdvisoryEPZGrant115 min
Sep 5, 3:20 PM MDTAreal Flood AdvisoryEPZGrant, Sierra3 hr
Sep 5, 3:39 PM MDTSpecial Weather StatementEPZSierra36 min
Sep 5, 4:03 PM MDTAreal Flood AdvisoryEPZSierra117 min
Sep 5, 4:19 PM MDTAreal Flood AdvisoryEPZSierra3 hr
Sep 5, 4:36 PM MDTAreal Flood AdvisoryEPZGrant, Luna3 hr
Sep 5, 4:47 PM MDTFlash Flood WarningEPZGrant, Luna3 hr
Sep 5, 5:02 PM MDTAreal Flood AdvisoryEPZGrant118 min
Sep 5, 5:05 PM MDTSpecial Weather StatementEPZ25 min
Sep 5, 5:20 PM MDTAreal Flood AdvisoryEPZSierra3 hr
Sep 5, 5:25 PM MDTAreal Flood AdvisoryEPZGrant2 hr

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.