Alert archive / Iowa / Mesoscale Discussions in 2008

Mesoscale Discussion 1571

June 26, 20085 states

The Storm Prediction Center issued this mesoscale discussion at Jun 26, 2008, 12:05 PM CDT for 5 states. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jun 26, 2008, 12:05 PM CDT (17:05 UTC)
Expired
Jun 26, 2008, 1:00 PM CDT
In force
55 min
Issued by
the Storm Prediction Center
All 94 counties

Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Boone County, IA, Buena Vista County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Cherokee County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Fremont County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hardin County, IA, Harrison County, IA, Ida County, IA, Jasper County, IA, Keokuk County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Mills County, IA, Monona County, IA, Monroe County, IA, Montgomery County, IA, Page County, IA, Plymouth County, IA, Polk County, IA, Pottawattamie County, IA, Poweshiek County, IA, Ringgold County, IA, Sac County, IA, Shelby County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Webster County, IA, Woodbury County, IA, Doniphan County, KS, Adair County, MO, Andrew County, MO, Atchison County, MO, Caldwell County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Knox County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Schuyler County, MO, Scotland County, MO, Sullivan County, MO, Worth County, MO, Burt County, NE, Butler County, NE, Cass County, NE, Colfax County, NE, Cuming County, NE, Dakota County, NE, Dixon County, NE, Dodge County, NE, Douglas County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Richardson County, NE, Sarpy County, NE, Saunders County, NE, Stanton County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE, Union County, SD

The radar

The Des Moines radar (KDMX), 117 km from the middle of the area, began a volume at 17:06 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, 5.1 hours before the alert went out and 125 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 2008-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2972 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, Omaha, NE at 12:00Z on 2008-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.193958Sfc1 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
2972 J/kg
Mixed-layer CIN
-156 J/kg
Mixed-layer LCL
1389 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

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 25, 7:06 PM CDTSevere Thunderstorm WatchSPCAdair, Adams, Appanoose, Audubon, Benton, Boone and 46 more7 hr
Jun 25, 10:18 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Benton, Boone and 51 more87 min
Jun 26, 3:48 AM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Carroll, Cass, Crawford and 10 more87 min
Jun 26, 5:39 AM CDTMesoscale DiscussionSPCWayne66 min
Jun 26, 6:38 AM CDTSevere Thunderstorm WatchSPCAdair, Appanoose, Audubon, Boone, Buena Vista, Calhoun and 46 more6 hr
Jun 26, 7:51 AM CDTMesoscale DiscussionSPCBoone, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 17 more84 min
Jun 26, 9:53 AM CDTMesoscale DiscussionSPCAdair, Audubon, Boone, Carroll, Cass, Clarke and 21 more97 min
Jun 26, 3:54 PM CDTMesoscale DiscussionSPCAtchison, Clay, Cloud, Douglas, Jackson, Jefferson and 11 more96 min
Jun 26, 4:50 PM CDTSevere Thunderstorm WatchSPCAnderson, Atchison, Brown, Clay, Cloud, Coffey and 30 more8 hr
Jun 26, 5:50 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Norton, Rawlins25 min
Jun 26, 6:04 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Norton, Rawlins6 hr
Jun 25, 11:53 PM CDTSevere Thunderstorm WatchSPCAdair, Grundy, Harrison, Knox, Lewis, Linn and 10 more5 hr
Jun 26, 1:23 AM CDTMesoscale DiscussionSPCAudrain, Boone, Buchanan, Caldwell, Callaway, Carroll and 37 more97 min
Jun 25, 8:10 PM CDTMesoscale DiscussionSPCCherry, Grant, Sheridan95 min
Jun 25, 8:31 PM CDTSevere Thunderstorm WatchSPCBlaine, Boyd, Brown, Cherry, Garfield, Grant and 8 more7 hr
Jun 25, 11:18 PM CDTMesoscale DiscussionSPCAntelope, Arthur, Blaine, Boone, Boyd, Brown and 17 more87 min
Jun 26, 3:48 PM CDTMesoscale DiscussionSPCArthur, Box Butte, Cherry, Dawes, Garden, Grant and 4 more87 min
Jun 26, 6:28 PM CDTMesoscale DiscussionSPCBrown, Butte, Campbell, Corson, Custer, Dewey and 17 more62 min

Nearby

Mesoscale Discussions in Iowa, 2008Mesoscale Discussions in Missouri, 2008Mesoscale Discussions in Nebraska, 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.