Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 323, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 14, 2007, 12:29 AM CDT for Goodhue County, Minnesota; Pierce County, Wisconsin. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 14, 2007, 12:29 AM CDT (05:29 UTC)
- Expired
- Aug 14, 2007, 1:17 AM CDT
- In force
- 48 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Goodhue County, MN, Pierce County, WI
The radar
The Minneapolis radar (KMPX), 88 km from the middle of the area, began a volume at 05:29 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 13, 6:59 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 5.5 hours before the alert went out and 90 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
- 2096 J/kg
- Mixed-layer CIN
- -245 J/kg
- Mixed-layer LCL
- 1133 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 263 m²/s²
- 0-3 km storm-relative helicity
- 409 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 140530
SVRMPX
MNC049-WIC093-140630-
/O.NEW.KMPX.SV.W.0323.070814T0529Z-070814T0630Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1229 AM CDT TUE AUG 14 2007
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
PIERCE COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 130 AM CDT
* AT 1225 AM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 65 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 8 MILES NORTH OF PLUM CITY TO 6 MILES
NORTHEAST OF ZUMBROTA TO 8 MILES NORTH OF KENYON...AND MOVING
SOUTHEAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
PLUM CITY...
KENYON...
HADER...
ZUMBROTA...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT
TUESDAY MORNING FOR SOUTHERN MINNESOTA.
LAT...LON 4485 9217 4469 9250 4452 9281 4443 9304
4423 9300 4422 9261 4443 9250 4456 9216
$$2 follow-up statements
000
WWUS53 KMPX 140551
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1251 AM CDT TUE AUG 14 2007
WIC093-140601-
/O.CAN.KMPX.SV.W.0323.000000T0000Z-070814T0630Z/
PIERCE WI-
1251 AM CDT TUE AUG 14 2007
...THE SEVERE THUNDERSTORM WARNING FOR PIERCE COUNTY IS CANCELLED...
LAT...LON 4458 9258 4448 9260 4437 9276 4437 9303
4421 9302 4422 9261 4443 9250 4448 9235
$$
MNC049-140630-
/O.CON.KMPX.SV.W.0323.000000T0000Z-070814T0630Z/
GOODHUE MN-
1251 AM CDT TUE AUG 14 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 AM CDT
FOR GOODHUE COUNTY...
AT 1246 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 14 MILES NORTHEAST OF GOODHUE TO 5 MILES EAST OF
GOODHUE TO 4 MILES SOUTH OF WANAMINGO...AND MOVING SOUTHEAST AT 40
MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE HADER...BOMBAY...ZUMBROTA...
WANAMINGO...KENYON AND GOODHUE.
LAT...LON 4458 9258 4448 9260 4437 9276 4437 9303
4421 9302 4422 9261 4443 9250 4448 9235
$$000
WWUS53 KMPX 140617
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
116 AM CDT TUE AUG 14 2007
MNC049-140626-
/O.CAN.KMPX.SV.W.0323.000000T0000Z-070814T0630Z/
GOODHUE MN-
116 AM CDT TUE AUG 14 2007
...THE SEVERE THUNDERSTORM WARNING FOR GOODHUE COUNTY IS CANCELLED...
RADAR INDICATED THAT THUNDERSTORMS HAD WEAKENED AND ARE MOVING OUT
OF THE WARNED AREA. THUS THE WARNING HAS BEEN CANCELLED.
LAT...LON 4458 9258 4448 9260 4437 9276 4437 9303
4421 9302 4422 9261 4443 9250 4448 9235
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 7:44 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Mille Lacs | 61 min |
| Aug 13, 7:57 PM CDT | Severe Thunderstorm Warning | MPX | Morrison | 18 min |
| Aug 13, 8:08 PM CDT | Severe Thunderstorm Warning | MPX | Kanabec | 52 min |
| Aug 13, 8:17 PM CDT | Severe Thunderstorm Warning | MPX | Isanti, Sherburne | 58 min |
| Aug 13, 8:43 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Chisago | 62 min |
| Aug 13, 8:47 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 58 min |
| Aug 13, 8:52 PM CDT | Tornado Warning | MPX | Anoka, Sherburne | 23 min |
| Aug 13, 9:15 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Ramsey, Washington | 60 min |
| Aug 13, 9:45 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Stearns, Wright | 60 min |
| Aug 13, 10:42 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 63 min |
| Aug 13, 10:46 PM CDT | Flash Flood Warning | MPX | Hennepin | 119 min |
| Aug 13, 11:30 PM CDT | Severe Thunderstorm Warning | MPX | Washington | 60 min |
| Aug 13, 11:37 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue | 53 min |
| Aug 13, 11:48 PM CDT | Flash Flood Warning | MPX | Dakota, Scott | 117 min |
| Aug 13, 11:51 PM CDT | Severe Thunderstorm Warning | MPX | Scott | 29 min |
| Aug 14, 12:26 AM CDT | Flash Flood Warning | MPX | Goodhue | 2 hr |
| Aug 13, 10:00 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin, Pierce | 60 min |
| Aug 13, 10:15 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 30 min |
| Aug 13, 10:21 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 54 min |
| Aug 13, 11:10 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 31 min |
| Aug 14, 12:05 AM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 55 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2007Severe Thunderstorm Warnings in Wisconsin, 2007Every severe thunderstorm warning in 2007
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.