Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 1645

July 4, 200536 counties in Kansas; 13 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jul 4, 2005, 4:42 PM CDT for 36 counties in Kansas; 13 counties in Nebraska. It was in force for 63 min.

The area

The outline as issued.

The facts

Issued
Jul 4, 2005, 4:42 PM CDT (21:42 UTC)
Expired
Jul 4, 2005, 5:45 PM CDT
In force
63 min
Issued by
the Storm Prediction Center
All 49 counties

Cheyenne County, KS, Clark County, KS, Decatur County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Norton County, KS, Phillips County, KS, Rawlins County, KS, Rooks County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Chase County, NE, Dawson County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Gosper County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Lincoln County, NE, Perkins County, NE, Phelps County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 83 km from the middle of the area, began a volume at 21:42 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.7 hours before the alert went out and 164 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, N. Platte/Lee Bi, NE at 12:00Z on 2005-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, N. Platte/Lee Bi, NE at 12:00Z on 2005-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1829 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
24 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
Jul 3, 7:20 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 6 more115 min
Jul 3, 7:45 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 9 more7 hr
Jul 3, 8:44 PM CDTMesoscale DiscussionSPCBarber, Barton, Clark, Comanche, Edwards, Ellis and 43 more31 min
Jul 3, 8:55 PM CDTSevere Thunderstorm WatchSPCBarber, Butler, Clark, Comanche, Cowley, Ford and 10 more4 hr
Jul 3, 8:56 PM CDTMesoscale DiscussionSPCAnderson, Atchison, Brown, Coffey, Doniphan, Douglas and 13 more64 min
Jul 3, 9:48 PM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Labette, Montgomery, Neosho and 1 more87 min
Jul 3, 11:25 PM CDTMesoscale DiscussionSPCBarber, Chautauqua, Clark, Comanche, Cowley, Harper and 4 more95 min
Jul 4, 1:40 AM CDTMesoscale DiscussionSPCChautauqua, Elk, Labette, Montgomery35 min
Jul 4, 3:00 AM CDTMesoscale DiscussionSPCCheyenne, Decatur, Gove, Logan, Rawlins, Sheridan and 3 more2 hr
Jul 4, 5:00 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Finney, Gove, Grant, Gray and 18 more7 hr
Jul 4, 6:44 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Finney, Gove, Grant, Gray and 14 more91 min
Jul 4, 12:24 PM CDTMesoscale DiscussionSPCBanner, Box Butte, Cheyenne, Deuel, Kimball, Morrill and 2 more2 hr
Jul 4, 2:20 PM CDTSevere Thunderstorm WatchSPCBanner, Box Butte, Cheyenne, Kimball, Morrill, Scotts Bluff8 hr

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.