Alert archive / Nebraska / Mesoscale Discussions in 2008

Mesoscale Discussion 1010

May 24, 20084 counties in Kansas; 40 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 24, 2008, 6:33 PM CDT for 4 counties in Kansas; 40 counties in Nebraska. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued
May 24, 2008, 6:33 PM CDT (23:33 UTC)
Expired
May 24, 2008, 8:30 PM CDT
In force
117 min
Issued by
the Storm Prediction Center
All 44 counties

Jewell County, KS, Osborne County, KS, Republic County, KS, Washington County, KS, Adams County, NE, Boone County, NE, Burt County, NE, Butler County, NE, Cass County, NE, Cedar County, NE, Clay County, NE, Colfax County, NE, Cuming County, NE, Dakota County, NE, Dixon County, NE, Dodge County, NE, Douglas County, NE, Fillmore County, NE, Gage County, NE, Hamilton County, NE, Jefferson County, NE, Johnson County, NE, Knox County, NE, Lancaster County, NE, Madison County, NE, Merrick County, NE, Nance County, NE, Nemaha County, NE, Nuckolls County, NE, Otoe County, NE, Pierce County, NE, Platte County, NE, Polk County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Stanton County, NE, Thayer County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 86 km from the middle of the area, began a volume at 23:33 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

Omaha, NE (KOAX), launched 12:00Z, 11.6 hours before the alert went out and 122 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, Omaha, NE at 12:00Z on 2008-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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, Omaha, NE at 12:00Z on 2008-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 323 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
505 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
323 m²/s²
0-3 km storm-relative helicity
453 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
May 23, 8:17 PM CDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Cheyenne and 65 more58 min
May 23, 8:48 PM CDTTornado Watch PDSSPCBarber, Barton, Clark, Clay, Cloud, Comanche and 43 more6 hr
May 23, 10:33 PM CDTMesoscale DiscussionSPCBarber, Barton, Clark, Clay, Cloud, Comanche and 38 more57 min
May 24, 1:03 AM CDTMesoscale DiscussionSPCButler, Chase, Elk, Geary, Greenwood, Lyon and 4 more87 min
May 24, 1:16 AM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 17 more4 hr
May 24, 4:02 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Franklin, Linn, Miami58 min
May 24, 3:35 PM CDTMesoscale DiscussionSPCBarber, Barton, Comanche, Edwards, Ellis, Ellsworth and 18 more85 min
May 23, 7:07 PM CDTTornado WatchSPCArthur, Banner, Box Butte, Chase, Cheyenne, Dawes and 13 more5 hr
May 23, 11:14 PM CDTMesoscale DiscussionSPCArthur, Dawson, Frontier, Garden, Grant, Hayes and 6 more61 min
May 24, 1:18 PM CDTMesoscale DiscussionSPCKeya Paha57 min
May 24, 2:17 PM CDTMesoscale DiscussionSPCAdams, Antelope, Boone, Boyd, Buffalo, Butler and 27 more118 min
May 24, 3:08 PM CDTTornado WatchSPCAdams, Antelope, Boone, Boyd, Brown, Buffalo and 45 more6 hr

Nearby

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