Alert archive / Wyoming / Mesoscale Discussions in 2008

Mesoscale Discussion 1073

May 28, 2008Adams County, Weld County, Colorado; 5 counties in Wyoming

The Storm Prediction Center issued this mesoscale discussion at May 28, 2008, 2:53 PM MDT for Adams County, Weld County, Colorado; 5 counties in Wyoming. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
May 28, 2008, 2:53 PM MDT (20:53 UTC)
Expired
May 28, 2008, 4:30 PM MDT
In force
97 min
Issued by
the Storm Prediction Center

Counties Adams County, CO, Weld County, CO, Albany County, WY, Hot Springs County, WY, Laramie County, WY, Natrona County, WY, Washakie County, WY

The radar

The Cheyenne radar (KCYS), 150 km from the middle of the area, began a volume at 20:56 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 nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 8.9 hours before the alert went out and 344 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 2008-05-28Temperature 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 2008-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.1939587897Sfc1 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
877 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
144 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 28, 3:53 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Bent, Broomfield, Crowley, Denver and 8 more97 min

Nearby

Mesoscale Discussions in Wyoming, 2008Mesoscale Discussions in Colorado, 2008Every mesoscale discussion in 2008

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.