Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 77, NWS El Paso, TX

August 27, 2021Grant County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Aug 27, 2021, 1:42 PM MDT for Grant 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
Aug 27, 2021, 1:42 PM MDT (19:42 UTC)
Expired
Aug 27, 2021, 2:15 PM MDT
In force
33 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Grant County, NM

The radar

The El Paso radar (KEPZ), 172 km from the middle of the area, began a volume at 19:44 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, 7.7 hours before the alert went out and 172 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 2021-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 304 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 2021-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
304 J/kg
Mixed-layer CIN
-94 J/kg
Mixed-layer LCL
1780 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

763 
WUUS54 KEPZ 271942
SVREPZ
NMC017-272015-
/O.NEW.KEPZ.SV.W.0077.210827T1942Z-210827T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service El Paso TX
142 PM MDT Fri Aug 27 2021

The National Weather Service in El Paso has issued a

* Severe Thunderstorm Warning for...
  Northeastern Grant County in southwestern New Mexico...

* Until 215 PM MDT.

* At 142 PM MDT, a severe thunderstorm was located 8 miles north of
  Mimbres, moving southwest at 20 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Mimbres, Camp Thunderbird, Georgetown, Upper Mimbres Valley and
  Bear Canyon Lake.

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 3305 10792 3298 10787 3283 10802 3299 10813
TIME...MOT...LOC 1942Z 056DEG 15KT 3298 10796 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

BROWN
2 follow-up statements
735 
WWUS54 KEPZ 271959
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
159 PM MDT Fri Aug 27 2021

NMC017-272015-
/O.CON.KEPZ.SV.W.0077.000000T0000Z-210827T2015Z/
Grant NM-
159 PM MDT Fri Aug 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM MDT
FOR NORTHEASTERN GRANT COUNTY...

At 159 PM MDT, a severe thunderstorm was located 6 miles north of
Mimbres, moving southwest at 5 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Mimbres, Camp Thunderbird, Georgetown, Upper Mimbres Valley and Bear
Canyon Lake.

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 3302 10795 3299 10787 3298 10787 3283 10802
      3296 10811
TIME...MOT...LOC 1959Z 023DEG 6KT 3296 10795 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

BROWN
159 
WWUS54 KEPZ 272010
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
210 PM MDT Fri Aug 27 2021

NMC017-272019-
/O.EXP.KEPZ.SV.W.0077.000000T0000Z-210827T2015Z/
Grant NM-
210 PM MDT Fri Aug 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GRANT COUNTY WILL
EXPIRE AT 215 PM MDT...
                
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 will be allowed to expire.  However small hail
and heavy rain are still possible with this thunderstorm.

LAT...LON 3302 10795 3299 10787 3298 10787 3283 10802
      3296 10811
TIME...MOT...LOC 2009Z 056DEG 15KT 3294 10798 

$$

BROWN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 1:08 PM MDTSpecial Weather StatementEPZGrant37 min
Aug 27, 1:18 PM MDTAreal Flood AdvisoryEPZOtero117 min
Aug 27, 1:39 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Aug 27, 1:54 PM MDTAreal Flood AdvisoryEPZOtero2 hr
Aug 27, 2:12 PM MDTSpecial Weather StatementEPZ33 min
Aug 27, 2:19 PM MDTFlash Flood WarningEPZGrant3 hr
Aug 27, 2:43 PM MDTSpecial Weather StatementEPZ32 min
Aug 27, 2:52 PM MDTAreal Flood AdvisoryEPZGrant, Sierra113 min
Aug 27, 3:25 PM MDTSpecial Weather StatementEPZ35 min
Aug 27, 3:44 PM MDTSpecial Weather StatementEPZOtero31 min
Aug 27, 4:11 PM MDTSpecial Weather StatementEPZ34 min
Aug 27, 4:34 PM MDTSpecial Weather StatementEPZSierra26 min
Aug 27, 5:08 PM MDTAreal Flood AdvisoryEPZSierra31 min
Aug 27, 5:22 PM MDTSpecial Weather StatementEPZSierra23 min
Aug 27, 5:39 PM MDTFlash Flood WarningEPZSierra3 hr
Aug 27, 5:50 PM MDTSpecial Weather StatementEPZDoña Ana25 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.