Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 99, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 9, 2004, 7:13 PM CDT for Scott County, Minnesota. It was in force for 47 min. 3 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
- May 9, 2004, 7:13 PM CDT (00:13 UTC)
- Expired
- May 9, 2004, 8:00 PM CDT
- In force
- 47 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Scott County, MN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 9, 7:33 PM CDT | TSTM WND GST 63 | Belle Plaine, MN | |
| May 9, 7:40 PM CDT | HAIL 0.25 | 2 S Belle Plaine, MN | |
| May 9, 8:00 PM CDT | HAIL 1 | Belle Plaine, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 9, 3:55 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.2 hours before the alert went out and 380 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
- 2759 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- -56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 100013 SVRMPX MNC139-100100- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 712 PM CDT SUN MAY 9 2004 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SCOTT COUNTY IN EAST CENTRAL MINNESOTA * UNTIL 800 PM CDT * AT 704 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED 7 MILES WEST OF BELLE PLAINE...OR ABOUT 21 MILES NORTH OF ST PETER...AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... BELLE PLAINE. ELKO. JORDAN. NEW MARKET. PRIOR LAKE. SAVAGE. A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. LAT...LON 4467 9371 4455 9391 4455 9332 4478 9334 $$ BINAU
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 7:35 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur, Nicollet, Sibley | 55 min |
| May 9, 8:22 PM CDT | Severe Thunderstorm Warning | MPX | Brown | 53 min |
| May 9, 8:33 PM CDT | Severe Thunderstorm Warning | MPX | Le Sueur, Rice | 57 min |
| May 9, 9:01 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Nicollet | 44 min |
| May 9, 9:25 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 65 min |
| May 9, 9:34 PM CDT | Severe Thunderstorm Warning | MPX | Rice | 41 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.