Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 488

April 5, 200539 counties in Kansas; 20 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Apr 5, 2005, 11:02 AM CDT for 39 counties in Kansas; 20 counties in Nebraska. It was in force for 118 min.

The area

The outline as issued.

The facts

Issued
Apr 5, 2005, 11:02 AM CDT (16:02 UTC)
Expired
Apr 5, 2005, 1:00 PM CDT
In force
118 min
Issued by
the Storm Prediction Center
All 59 counties

Barton County, KS, Clay County, KS, Cloud County, KS, Decatur County, KS, Dickinson County, KS, Ellis County, KS, Ellsworth County, KS, Gove County, KS, Graham County, KS, Harper County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Rawlins County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Sheridan County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Thomas County, KS, Trego County, KS, Washington County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Dawson County, NE, Fillmore County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Gosper County, NE, Hall County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Jefferson County, NE, Kearney County, NE, Nuckolls County, NE, Phelps County, NE, Red Willow County, NE, Thayer County, NE, Webster County, NE

The radar

The Dodge City radar (KDDC), 153 km from the middle of the area, began a volume at 16:02 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

Dodge City, (KDDC), launched 12:00Z, 4.0 hours before the alert went out and 149 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, Dodge City, at 12:00Z on 2005-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 2005-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 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
70 J/kg
Mixed-layer CIN
-449 J/kg
Mixed-layer LCL
2555 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
14 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
Apr 5, 1:58 PM CDTMesoscale DiscussionSPCChautauqua, Cowley, Elk, Montgomery92 min
Apr 5, 2:05 PM CDTSevere Thunderstorm WatchSPCBarton, Butler, Cowley, Decatur, Edwards, Ellis and 29 more7 hr
Apr 5, 2:25 PM CDTMesoscale DiscussionSPCClark, Comanche2 hr
Apr 5, 2:30 PM CDTSevere Thunderstorm WatchSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 6 more7 hr
Apr 5, 3:55 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barton, Bourbon, Butler, Chase and 62 more95 min
Apr 5, 4:45 PM CDTSevere Thunderstorm WatchSPCAnderson, Chase, Clay, Cloud, Coffey, Dickinson and 16 more7 hr
Apr 5, 6:50 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Chase and 49 more55 min

Nearby

Mesoscale 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.