Alert archive / New Mexico / Mesoscale Discussions in 2017

Mesoscale Discussion 669

May 9, 2017Las Animas County, Colorado; 8 counties in New Mexico

The Storm Prediction Center issued this mesoscale discussion at May 9, 2017, 9:55 AM MDT for Las Animas County, Colorado; 8 counties in New Mexico. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued: May 9, 2017, 9:55 AM MDT (15:55 UTC)
Expired: May 9, 2017, 12:30 PM MDT
In force: 3 hr
Issued by: the Storm Prediction Center
Chance of a watch: 60%

Counties Las Animas County, CO, Colfax County, NM, Lincoln County, NM, Los Alamos County, NM, Mora County, NM, San Miguel County, NM, Santa Fe County, NM, Taos County, NM, Torrance County, NM

The radar

The Albuquerque radar (KABX), 157 km from the middle of the area, began a volume at 15:59 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 199May 9, 11:10 AM MDT

The nearest sounding before it

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 3.9 hours before the alert went out and 141 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: 566 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 1602 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 8, 6:18 PM MDT	Mesoscale Discussion	SPC	Adams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 17 more	87 min
May 9, 11:15 AM MDT	Severe Thunderstorm Watch	SPC	Bent, Costilla, Crowley, Huerfano, Las Animas, Otero and 1 more	9 hr
May 9, 2:29 PM MDT	Mesoscale Discussion	SPC	Baca, Bent, Cheyenne, Crowley, Kiowa, Las Animas and 4 more	91 min
May 9, 5:24 PM MDT	Mesoscale Discussion	SPC	Baca, Bent, Cheyenne, Costilla, Crowley, Huerfano and 6 more	66 min
May 9, 5:51 PM MDT	Severe Thunderstorm Watch	SPC	Baca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers and 1 more	7 hr
May 8, 6:30 PM MDT	Mesoscale Discussion	SPC	Chaves, Colfax, Curry, De Baca, Eddy, Guadalupe and 10 more	2 hr
May 8, 10:26 PM MDT	Mesoscale Discussion	SPC	Chaves, Colfax, Curry, De Baca, Eddy, Guadalupe and 9 more	64 min
May 9, 1:16 PM MDT	Mesoscale Discussion	SPC	Chaves, Curry, De Baca, Eddy, Guadalupe, Harding and 5 more	119 min
May 9, 2:23 PM MDT	Tornado Watch	SPC	Chaves, Curry, De Baca, Eddy, Guadalupe, Harding and 6 more	8 hr
May 9, 5:12 PM MDT	Mesoscale Discussion	SPC	Chaves, Curry, De Baca, Guadalupe, Harding, Lea and 2 more	93 min

Nearby

Mesoscale Discussions in New Mexico, 2017 Mesoscale Discussions in Colorado, 2017 Every mesoscale discussion in 2017

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.