Alert archive / Colorado / Mesoscale Discussions in 2015

Mesoscale Discussion 552

May 8, 20157 counties in Colorado; Colfax County, Harding County, Union County, New Mexico

The Storm Prediction Center issued this mesoscale discussion at May 8, 2015, 4:44 PM MDT for 7 counties in Colorado; Colfax County, Harding County, Union County, New Mexico. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued
May 8, 2015, 4:44 PM MDT (22:44 UTC)
Expired
May 8, 2015, 6:15 PM MDT
In force
91 min
Issued by
the Storm Prediction Center

Counties Crowley County, CO, El Paso County, CO, Huerfano County, CO, Las Animas County, CO, Otero County, CO, Pueblo County, CO, Teller County, CO, Colfax County, NM, Harding County, NM, Union County, NM

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 10.7 hours before the alert went out and 262 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, Denver, CO at 12:00Z on 2015-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2015-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.193958Sfc1 km3 km6 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
602 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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
May 8, 1:37 PM MDTMesoscale DiscussionSPCCrowley, El Paso, Huerfano, Las Animas, Otero, Pueblo83 min
May 8, 2:00 PM MDTTornado WatchSPCBent, Crowley, El Paso, Huerfano, Las Animas, Otero and 2 more7 hr
May 8, 8:31 AM MDTTornado WatchSPCCurry, Roosevelt7 hr

Nearby

Mesoscale Discussions in Colorado, 2015Mesoscale Discussions in New Mexico, 2015Every mesoscale discussion in 2015

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.