Alert archive / Colorado / Mesoscale Discussions in 2003

Mesoscale Discussion 1126

May 26, 200312 counties in Colorado

The Storm Prediction Center issued this mesoscale discussion at May 26, 2003, 3:47 PM MDT for 12 counties in Colorado. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued
May 26, 2003, 3:47 PM MDT (21:47 UTC)
Expired
May 26, 2003, 5:15 PM MDT
In force
88 min
Issued by
the Storm Prediction Center

Counties Adams County, CO, Arapahoe County, CO, Bent County, CO, Crowley County, CO, El Paso County, CO, Elbert County, CO, Las Animas County, CO, Lincoln County, CO, Morgan County, CO, Otero County, CO, Pueblo County, CO, Weld County, CO

The watches that followed

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

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 9.8 hours before the alert went out and 113 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 2003-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 48 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2003-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
48 J/kg
Mixed-layer CIN
-297 J/kg
Mixed-layer LCL
1482 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
20 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 26, 4:40 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Crowley, Elbert, El Paso, Lincoln and 5 more5 hr

Nearby

Mesoscale Discussions in Colorado, 2003Every mesoscale discussion in 2003

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.