Alert archive / New Mexico / Mesoscale Discussions in 2004

Mesoscale Discussion 1968

August 11, 20047 counties in New Mexico

The Storm Prediction Center issued this mesoscale discussion at Aug 11, 2004, 7:30 PM MDT for 7 counties in New Mexico. It was in force for 30 min.

The area

The outline as issued.

The facts

Issued
Aug 11, 2004, 7:30 PM MDT (01:30 UTC)
Expired
Aug 11, 2004, 8:00 PM MDT
In force
30 min
Issued by
the Storm Prediction Center

Counties Chaves County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Lincoln County, NM, Mora County, NM, San Miguel County, NM

The nearest sounding before it

Santa Teresa, NM (KEPZ), launched 00:00Z, 1.5 hours before the alert went out and 316 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 00:00Z on 2004-08-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 745 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Santa Teresa, NM at 00:00Z on 2004-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
745 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
2941 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 12, 1:11 PM MDTMesoscale DiscussionSPCColfax, Guadalupe, Harding, Mora, Quay, San Miguel and 3 more94 min
Aug 12, 2:15 PM MDTSevere Thunderstorm WatchSPCColfax, Curry, De Baca, Guadalupe, Harding, Lincoln and 8 more6 hr

Nearby

Mesoscale Discussions in New Mexico, 2004Every mesoscale discussion in 2004

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.