Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 160, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 12, 2004, 8:19 PM CDT for Lac qui Parle County, Yellow Medicine County, Minnesota. It was in force for 56 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 12, 2004, 8:19 PM CDT (01:19 UTC)
- Expired
- Jun 12, 2004, 9:15 PM CDT
- In force
- 56 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Lac qui Parle County, MN, Yellow Medicine County, MN
The radar
The Sioux Falls radar (KFSD), 130 km from the middle of the area, began a volume at 01:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 8:55 PM CDT | HAIL 1 | 4 Sw Canby, MN | |
| Jun 12, 9:07 PM CDT | HAIL 1 | Canby, MN | |
| Jun 12, 9:07 PM CDT | HAIL 1 | Canby, MN | |
| Jun 12, 9:14 PM CDT | TSTM WND GST 90 | 7 W Porter, MN | |
| Jun 12, 9:20 PM CDT | HAIL 1.5 | 1 Nw Porter, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 1.3 hours before the alert went out and 171 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
- 334 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 2209 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
796 WUUS53 KMPX 130119 SVRMPX MNC073-173-130215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 819 PM CDT SAT JUN 12 2004 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LAC QUI PARLE COUNTY IN WEST CENTRAL MINNESOTA YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA * UNTIL 915 PM CDT * AT 816 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED 12 MILES SOUTHWEST OF CANBY...OR ABOUT 30 MILES SOUTHWEST OF MADISON...AND MOVING NORTHEAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... CANBY. LAT...LON 4465 9666 4453 9649 4464 9538 4505 9609 $$ NAISTAT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:39 PM CDT | Tornado Warning | MPX | Yellow Medicine | 36 min |
| Jun 12, 9:07 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Ramsey | 23 min |
| Jun 12, 9:16 PM CDT | Severe Thunderstorm Warning | MPX | Yellow Medicine | 59 min |
| Jun 12, 9:25 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Swift | 65 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2004Every severe thunderstorm warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.