Alert archive / Colorado / Mesoscale Discussions in 2004

Mesoscale Discussion 1303

June 16, 20044 states

The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2004, 12:12 PM MDT for 4 states. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Jun 16, 2004, 12:12 PM MDT (18:12 UTC)
Expired
Jun 16, 2004, 2:45 PM MDT
In force
3 hr
Issued by
the Storm Prediction Center
All 25 counties

Adams County, CO, Arapahoe County, CO, Baca County, CO, Boulder County, CO, Broomfield County, CO, Cheyenne County, CO, Denver County, CO, Douglas County, CO, Elbert County, CO, Gilpin County, CO, Jefferson County, CO, Kit Carson County, CO, Larimer County, CO, Las Animas County, CO, Lincoln County, CO, Morgan County, CO, Otero County, CO, Pueblo County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Cheyenne County, KS, Sherman County, KS, Union County, NM, Cimarron County, OK

The radar

The Pueblo radar (KPUX), 79 km from the middle of the area, began a volume at 18:11 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, 6.2 hours before the alert went out and 126 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 2004-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 55 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 2004-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.193958Sfc1 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
55 J/kg
Mixed-layer CIN
-208 J/kg
Mixed-layer LCL
1046 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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
Jun 15, 7:04 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Phillips, Yuma56 min
Jun 16, 9:08 AM MDTMesoscale DiscussionSPCBaca, Bent, Crowley, Kiowa, Otero, Prowers97 min
Jun 16, 12:37 PM MDTMesoscale DiscussionSPCMesa, Montrose, San Miguel2 hr
Jun 16, 12:50 PM MDTTornado WatchSPCBaca, Bent, Crowley, Huerfano, Kiowa, Las Animas and 3 more7 hr
Jun 16, 5:42 PM MDTMesoscale DiscussionSPCBaca, Cheyenne, Kiowa, Kit Carson, Lincoln, Prowers63 min
Jun 15, 6:15 PM MDTSevere Thunderstorm WatchSPCClark, Finney, Ford, Grant, Gray, Hamilton and 12 more5 hr
Jun 15, 9:39 PM MDTMesoscale DiscussionSPCBarton, Clark, Decatur, Edwards, Ellis, Finney and 20 more96 min
Jun 15, 10:55 PM MDTSevere Thunderstorm WatchSPCCloud, Jewell, Mitchell, Osborne, Phillips, Republic and 3 more3 hr
Jun 16, 1:18 AM MDTMesoscale DiscussionSPCBrown, Clay, Cloud, Doniphan, Marshall, Nemaha and 4 more57 min
Jun 16, 11:40 AM MDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Butler and 28 more95 min
Jun 16, 1:05 PM MDTMesoscale DiscussionSPCChaves, Curry, De Baca, Eddy, Guadalupe, Lea and 2 more2 hr
Jun 16, 2:00 PM MDTTornado WatchSPCColfax, Guadalupe, Harding, Mora, Quay, San Miguel and 1 more6 hr
Jun 16, 5:51 PM MDTMesoscale DiscussionSPCCurry, Eddy, Lea, Roosevelt2 hr

Nearby

Mesoscale Discussions in Colorado, 2004Mesoscale Discussions in Kansas, 2004Mesoscale 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; radar from the NEXRAD Level II archive.