Alert archive / New Mexico / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 94, NWS El Paso, TX

September 25, 2021Grant County, Luna County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Sep 25, 2021, 4:13 PM MDT for Grant County, Luna County, New Mexico. It was in force for 47 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 25, 2021, 4:13 PM MDT (22:13 UTC)
Expired
Sep 25, 2021, 5:00 PM MDT
In force
47 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Grant County, NM, Luna County, NM

The radar

The El Paso radar (KEPZ), 164 km from the middle of the area, began a volume at 22:13 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, 10.2 hours before the alert went out and 164 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 2021-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 283 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 2021-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.19395878Sfc1 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
283 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1678 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
-9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

195 
WUUS54 KEPZ 252213
SVREPZ
NMC017-029-252300-
/O.NEW.KEPZ.SV.W.0094.210925T2213Z-210925T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service El Paso TX
413 PM MDT Sat Sep 25 2021

The National Weather Service in El Paso has issued a

* Severe Thunderstorm Warning for...
  South central Grant County in southwestern New Mexico...
  Western Luna County in southwestern New Mexico...

* Until 500 PM MDT.

* At 413 PM MDT, a severe thunderstorm was located over Separ, moving
  northeast 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...
  Separ.

This includes Interstate 10 in New Mexico between mile markers 39 and
53.
 
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 3213 10846 3220 10851 3233 10837 3217 10821
TIME...MOT...LOC 2213Z 243DEG 12KT 3219 10844 

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

$$

BROWN
2 follow-up statements
972 
WWUS54 KEPZ 252235
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
435 PM MDT Sat Sep 25 2021

NMC017-029-252300-
/O.CON.KEPZ.SV.W.0094.000000T0000Z-210925T2300Z/
Grant NM-Luna NM-
435 PM MDT Sat Sep 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM MDT
FOR SOUTH CENTRAL GRANT AND WESTERN LUNA COUNTIES...

At 435 PM MDT, a severe thunderstorm was located near Separ, moving
northeast at 15 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of south
central Grant and western Luna Counties.

This includes Interstate 10 in New Mexico between mile markers 43 and
53.
 
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 3214 10839 3225 10844 3233 10837 3217 10821
TIME...MOT...LOC 2235Z 243DEG 12KT 3222 10836 

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

$$

BROWN
562 
WWUS54 KEPZ 252250
SVSEPZ

Severe Weather Statement
National Weather Service El Paso TX
450 PM MDT Sat Sep 25 2021

NMC017-029-252300-
/O.EXP.KEPZ.SV.W.0094.000000T0000Z-210925T2300Z/
Grant NM-Luna NM-
450 PM MDT Sat Sep 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL GRANT AND
WESTERN LUNA COUNTIES WILL EXPIRE AT 500 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
is still possible with this thunderstorm.

LAT...LON 3214 10839 3225 10844 3233 10837 3217 10821
TIME...MOT...LOC 2250Z 243DEG 12KT 3224 10831 

$$

BROWN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 24, 7:02 PM MDTAreal Flood AdvisoryEPZDoña Ana118 min
Sep 25, 12:14 PM MDTAreal Flood AdvisoryEPZGrant2 hr
Sep 25, 1:02 PM MDTAreal Flood AdvisoryEPZGrant4 hr
Sep 25, 2:03 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 25, 3:33 PM MDTSpecial Weather StatementEPZGrant27 min
Sep 25, 3:45 PM MDTAreal Flood AdvisoryEPZGrant3 hr
Sep 25, 3:54 PM MDTSpecial Weather StatementEPZHidalgo36 min
Sep 25, 4:08 PM MDTAreal Flood AdvisoryEPZGrant, Hidalgo2 hr
Sep 25, 4:21 PM MDTSpecial Weather StatementEPZGrant24 min
Sep 25, 4:43 PM MDTSpecial Weather StatementEPZHidalgo32 min
Sep 25, 4:58 PM MDTAreal Flood AdvisoryEPZGrant2 hr
Sep 25, 5:09 PM MDTSpecial Weather StatementEPZHidalgo36 min
Sep 25, 5:40 PM MDTSpecial Weather StatementEPZLuna35 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.