Alert archive / Colorado / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 604

June 28, 200327 counties in Colorado; Colfax County, Union County, New Mexico; Cimarron County, Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at Jun 28, 2003, 3:45 PM MDT for 27 counties in Colorado; Colfax County, Union County, New Mexico; Cimarron County, Oklahoma. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 28, 2003, 3:45 PM MDT (21:45 UTC)
Expired
Jun 28, 2003, 9:00 PM MDT
In force
5 hr
Issued by
the Storm Prediction Center
All 30 counties

Adams County, CO, Arapahoe County, CO, Baca County, CO, Bent County, CO, Broomfield County, CO, Cheyenne County, CO, Crowley County, CO, Denver County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Huerfano County, CO, Kiowa County, CO, Kit Carson County, CO, Las Animas County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Otero County, CO, Phillips County, CO, Prowers County, CO, Pueblo County, CO, Sedgwick County, CO, Teller County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Colfax County, NM, Union County, NM, Cimarron County, OK

The radar

The Pueblo radar (KPUX), 110 km from the middle of the area, began a volume at 21:44 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.

Warnings issued inside it

18 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 28, 4:08 PM MDTSevere Thunderstorm WarningPUBOtero52 min
Jun 28, 5:01 PM MDTSevere Thunderstorm WarningBOUDouglas44 min
Jun 28, 5:01 PM MDTSevere Thunderstorm WarningPUBBent59 min
Jun 28, 5:14 PM MDTSevere Thunderstorm WarningBOUArapahoe46 min
Jun 28, 5:15 PM MDTSevere Thunderstorm WarningBOULincoln50 min
Jun 28, 5:29 PM MDTSevere Thunderstorm WarningPUBEl Paso91 min
Jun 28, 5:45 PM MDTSevere Thunderstorm WarningPUBProwers60 min
Jun 28, 5:58 PM MDTSevere Thunderstorm WarningPUBKiowa62 min
Jun 28, 6:03 PM MDTSevere Thunderstorm WarningGLDYuma57 min
Jun 28, 6:05 PM MDTSevere Thunderstorm WarningBOULogan, Phillips, Sedgwick55 min
Jun 28, 6:17 PM MDTSevere Thunderstorm WarningPUBBaca58 min
Jun 28, 6:26 PM MDTTornado WarningBOUPhillips, Sedgwick59 min
Jun 28, 6:59 PM MDTSevere Thunderstorm WarningGLDYuma61 min
Jun 28, 7:12 PM MDTSevere Thunderstorm WarningBOULogan, Phillips33 min
Jun 28, 7:14 PM MDTSevere Thunderstorm WarningBOULincoln46 min
Jun 28, 7:26 PM MDTSevere Thunderstorm WarningGLDKit Carson64 min
Jun 28, 7:28 PM MDTSevere Thunderstorm WarningGLDCheyenne62 min
Jun 28, 7:58 PM MDTSevere Thunderstorm WarningGLDYuma62 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 9.8 hours before the alert went out and 79 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 2003-06-28Temperature 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 2003-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2521 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 2:46 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Broomfield, Cheyenne and 19 more89 min
Jun 28, 4:46 PM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick89 min
Jun 28, 5:36 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Baca, Bent, Broomfield, Cheyenne and 19 more84 min
Jun 28, 2:39 PM MDTMesoscale DiscussionSPCAlfalfa, Beaver, Blaine, Dewey, Ellis, Harper and 4 more96 min
Jun 28, 3:15 PM MDTSevere Thunderstorm WatchSPCBeaver, Custer, Dewey, Ellis, Harper, Texas and 2 more6 hr

Nearby

Severe Thunderstorm Watches in Colorado, 2003Severe Thunderstorm Watches in New Mexico, 2003Severe Thunderstorm Watches in Oklahoma, 2003Every severe thunderstorm watch 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; radar from the NEXRAD Level II archive.