Alert archive / Colorado / Mesoscale Discussions in 2005

Mesoscale Discussion 1081

May 30, 200514 counties in Colorado; 4 counties in Kansas; Chase County, Dundy County, Perkins County, Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 30, 2005, 4:57 PM MDT for 14 counties in Colorado; 4 counties in Kansas; Chase County, Dundy County, Perkins County, Nebraska. It was in force for 63 min.

The area

The outline as issued.

The facts

Issued
May 30, 2005, 4:57 PM MDT (22:57 UTC)
Expired
May 30, 2005, 6:00 PM MDT
In force
63 min
Issued by
the Storm Prediction Center
All 21 counties

Adams County, CO, Arapahoe County, CO, Cheyenne County, CO, El Paso County, CO, Elbert County, CO, Kit Carson County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Cheyenne County, KS, Greeley County, KS, Sherman County, KS, Wallace County, KS, Chase County, NE, Dundy County, NE, Perkins County, NE

The radar

The Goodland radar (KGLD), 87 km from the middle of the area, began a volume at 22:59 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.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.0 hours before the alert went out and 73 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 2005-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2005-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
166 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 30, 9:39 AM MDTMesoscale DiscussionSPCDelta, Dolores, Garfield, Mesa, Moffat, Montrose and 3 more2 hr
May 30, 10:32 AM MDTMesoscale DiscussionSPCAlamosa, Conejos, Costilla, Huerfano, Las Animas, Mineral and 2 more118 min
May 30, 10:45 AM MDTSevere Thunderstorm WatchSPCArchuleta, Conejos, Delta, Dolores, Garfield, Gunnison and 15 more6 hr
May 30, 12:33 PM MDTMesoscale DiscussionSPCDelta, Dolores, Garfield, Gunnison, Hinsdale, La Plata and 9 more117 min
May 30, 1:30 PM MDTTornado WatchSPCBaca, Bent, Crowley, Las Animas, Otero, Prowers and 1 more8 hr
May 30, 4:45 PM MDTMesoscale DiscussionSPCBaca, Bent, Crowley, Kiowa, Las Animas, Otero and 2 more2 hr
May 30, 5:25 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Elbert, El Paso, Kiowa, Lincoln and 3 more7 hr

Nearby

Mesoscale Discussions in Colorado, 2005Mesoscale Discussions in Kansas, 2005Mesoscale Discussions in Nebraska, 2005Every mesoscale discussion in 2005

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.