Alert archive / Iowa / Severe Thunderstorm Watches in 2000
Severe Thunderstorm Watch 398
The Storm Prediction Center issued this severe thunderstorm watch at May 31, 2000, 9:45 PM CDT for 20 counties in Iowa; 18 counties in Minnesota; 5 counties in Wisconsin. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 31, 2000, 9:45 PM CDT (02:45 UTC)
- Expired
- Jun 1, 2000, 3:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 43 counties
Allamakee County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Clayton County, IA, Emmet County, IA, Fayette County, IA, Floyd County, IA, Franklin County, IA, Hancock County, IA, Howard County, IA, Humboldt County, IA, Kossuth County, IA, Mitchell County, IA, Palo Alto County, IA, Winnebago County, IA, Winneshiek County, IA, Worth County, IA, Wright County, IA, Blue Earth County, MN, Brown County, MN, Dodge County, MN, Faribault County, MN, Fillmore County, MN, Freeborn County, MN, Houston County, MN, Le Sueur County, MN, Martin County, MN, Mower County, MN, Nicollet County, MN, Olmsted County, MN, Rice County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Watonwan County, MN, Winona County, MN, Crawford County, WI, Grant County, WI, La Crosse County, WI, Monroe County, WI, Vernon County, WI
Warnings issued inside it
23 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 9:45 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Worth | 45 min |
| May 31, 9:58 PM CDT | Severe Thunderstorm Warning | MPX | Faribault, Freeborn | 62 min |
| May 31, 9:58 PM CDT | Flash Flood Warning | ARX | Grant | 4 hr |
| May 31, 10:00 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 60 min |
| May 31, 10:11 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 64 min |
| May 31, 10:27 PM CDT | Flash Flood Warning | ARX | Mitchell | 5 hr |
| May 31, 10:35 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 55 min |
| May 31, 10:38 PM CDT | Severe Thunderstorm Warning | ARX | Olmsted, Winona | 67 min |
| May 31, 10:49 PM CDT | Flash Flood Warning | ARX | Howard | 4 hr |
| May 31, 10:58 PM CDT | Severe Thunderstorm Warning | MPX | Faribault, Freeborn | 62 min |
| May 31, 11:10 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Vernon | 65 min |
| May 31, 11:16 PM CDT | Severe Thunderstorm Warning | ARX | Mower | 59 min |
| May 31, 11:30 PM CDT | Flash Flood Warning | ARX | Mower | 5 hr |
| May 31, 11:40 PM CDT | Flash Flood Warning | ARX | Vernon | 3 hr |
| May 31, 11:59 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 61 min |
| Jun 1, 12:02 AM CDT | Severe Thunderstorm Warning | ARX | Howard, Mitchell | 58 min |
| Jun 1, 12:14 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 61 min |
| Jun 1, 12:22 AM CDT | Flash Flood Warning | ARX | Allamakee, Winneshiek | 6 hr |
| Jun 1, 12:33 AM CDT | Flash Flood Warning | MPX | Freeborn | 2 hr |
| Jun 1, 1:15 AM CDT | Flash Flood Warning | ARX | Fillmore | 5 hr |
| Jun 1, 1:35 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 55 min |
| Jun 1, 1:55 AM CDT | Flash Flood Warning | ARX | Grant | 4 hr |
| Jun 1, 2:45 AM CDT | Flash Flood Warning | ARX | Vernon | 3 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.8 hours before the alert went out and 135 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1826 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 1:45 PM CDT | Tornado Watch | SPC | Allamakee, Bremer, Chickasaw, Clayton, Fayette, Winneshiek | 6 hr |
| Jun 1, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Benton, Buchanan, Cedar, Clarke, Clinton and 30 more | 6 hr |
| Jun 1, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | Door, Kewaunee, Langlade, Lincoln, Marathon, Marinette and 3 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Iowa, 2000Severe Thunderstorm Watches in Minnesota, 2000Severe Thunderstorm Watches in Wisconsin, 2000Every severe thunderstorm watch in 2000
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.