Alert archive / Nebraska / Mesoscale Discussions in 2008

Mesoscale Discussion 1413

June 16, 2008Logan County, Phillips County, Sedgwick County, Colorado; 6 counties in Kansas; 11 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2008, 3:50 AM MDT for Logan County, Phillips County, Sedgwick County, Colorado; 6 counties in Kansas; 11 counties in Nebraska. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jun 16, 2008, 3:50 AM MDT (09:50 UTC)
Expired
Jun 16, 2008, 4:45 AM MDT
In force
55 min
Issued by
the Storm Prediction Center

Counties Logan County, CO, Phillips County, CO, Sedgwick County, CO, Decatur County, KS, Graham County, KS, Norton County, KS, Phillips County, KS, Rawlins County, KS, Sheridan County, KS, Chase County, NE, Cheyenne County, NE, Deuel County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Hayes County, NE, Hitchcock County, NE, Kimball County, NE, Perkins County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 126 km from the middle of the area, began a volume at 09:54 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 00:00Z, 9.8 hours before the alert went out and 143 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 00:00Z on 2008-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 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 00:00Z on 2008-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
19 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
4144 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
77 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
Jun 15, 6:01 PM MDTSevere Thunderstorm WatchSPCBarber, Clark, Comanche, Edwards, Finney, Ford and 11 more5 hr
Jun 15, 8:20 PM MDTSevere Thunderstorm WatchSPCButler, Chautauqua, Cowley, Elk, Greenwood, Harper and 3 more3 hr
Jun 15, 9:22 PM MDTMesoscale DiscussionSPCBarton, Butler, Chase, Clay, Cloud, Coffey and 27 more113 min
Jun 15, 10:46 PM MDTSevere Thunderstorm WatchSPCChautauqua, Cowley, Montgomery5 hr
Jun 16, 1:24 AM MDTSevere Thunderstorm WatchSPCAllen, Anderson, Barton, Bourbon, Butler, Chase and 41 more8 hr
Jun 16, 5:17 AM MDTMesoscale DiscussionSPCAllen, Bourbon, Butler, Chautauqua, Cherokee, Cowley and 8 more58 min

Nearby

Mesoscale Discussions in Nebraska, 2008Mesoscale Discussions in Kansas, 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.