Alert archive / Iowa / Mesoscale Discussions in 2005
Mesoscale Discussion 1465
The Storm Prediction Center issued this mesoscale discussion at Jun 25, 2005, 3:35 PM CDT for 35 counties in Iowa. It was in force for 115 min.
The area
The outline as issued.
The facts
- Issued
- Jun 25, 2005, 3:35 PM CDT (20:35 UTC)
- Expired
- Jun 25, 2005, 5:30 PM CDT
- In force
- 115 min
- Issued by
- the Storm Prediction Center
All 35 counties
Adair County, IA, Audubon County, IA, Benton County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Buena Vista County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Crawford County, IA, Dallas County, IA, Franklin County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hardin County, IA, Humboldt County, IA, Ida County, IA, Jasper County, IA, Madison County, IA, Marion County, IA, Marshall County, IA, Pocahontas County, IA, Polk County, IA, Poweshiek County, IA, Sac County, IA, Shelby County, IA, Story County, IA, Tama County, IA, Warren County, IA, Webster County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 42 km from the middle of the area, began a volume at 20:36 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
Davenport, (KDVN), launched 12:00Z, 8.6 hours before the alert went out and 293 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.
- Mixed-layer CAPE
- 573 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 1025 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:42 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Allamakee, Audubon, Benton, Black Hawk and 74 more | 33 min |
| Jun 24, 9:25 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Boone, Bremer, Buena Vista, Butler, Calhoun and 37 more | 8 hr |
| Jun 25, 12:04 AM CDT | Mesoscale Discussion | SPC | Audubon, Black Hawk, Boone, Bremer, Buena Vista, Butler and 40 more | 86 min |
| Jun 25, 2:08 AM CDT | Mesoscale Discussion | SPC | Carroll, Crawford, Harrison, Ida, Monona, Sac and 1 more | 67 min |
| Jun 25, 3:23 AM CDT | Mesoscale Discussion | SPC | Boone, Calhoun, Carroll, Crawford, Greene, Grundy and 9 more | 37 min |
| Jun 25, 6:13 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Buena Vista, Calhoun, Carroll and 26 more | 3 hr |
Nearby
Mesoscale Discussions in Iowa, 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.