Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 349, NWS Twin Cities, MN

September 13, 2007Goodhue County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 13, 2007, 12:24 PM CDT for Goodhue County, Minnesota. It was in force for 51 min. 1 report 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
Sep 13, 2007, 12:24 PM CDT (17:24 UTC)
Expired
Sep 13, 2007, 1:15 PM CDT
In force
51 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Goodhue County, MN

The radar

The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 17:25 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

TimeReportWhereRemark
Sep 13, 12:37 PM CDTHAIL 0.88Zumbrota, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.4 hours before the alert went out and 92 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2007-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2007-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 418 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1290 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
418 m²/s²
0-3 km storm-relative helicity
456 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KMPX 131724
SVRMPX
MNC049-131815-
/O.NEW.KMPX.SV.W.0349.070913T1724Z-070913T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1224 PM CDT THU SEP 13 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GOODHUE COUNTY IN SOUTHEAST MINNESOTA...

* UNTIL 115 PM CDT

* AT 1220 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED NEAR
  BOMBAY...OR ABOUT 16 MILES NORTHWEST OF MANTORVILLE...AND MOVING
  EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WANAMINGO...
  HADER...
  ZUMBROTA...
  GOODHUE...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4438 9255 4423 9257 4418 9290 4419 9297
      4434 9304 4455 9251 4451 9234
TIME...MOT...LOC 1724Z 253DEG 47KT 4428 9286

$$
JPR
2 follow-up statements
000 
WWUS53 KMPX 131742
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1242 PM CDT THU SEP 13 2007

MNC049-131815-
/O.CON.KMPX.SV.W.0349.000000T0000Z-070913T1815Z/
GOODHUE MN-
1242 PM CDT THU SEP 13 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CDT
FOR GOODHUE COUNTY...

AT 1237 PM CDT...NICKEL SIZE HAIL WAS REPORTED IN ZUMBROTA.

AT 1238 PM CDT...THIS STORM WAS LOCATED 4 MILES SOUTH OF 
GOODHUE...OR ABOUT 5 MILES NORTHWEST OF MAZEPPA...AND MOVING EAST AT 
55 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE ZUMBROTA AND GOODHUE.

LAT...LON 4438 9255 4426 9256 4423 9258 4421 9261
      4420 9281 4443 9273 4454 9255 4455 9247
      4453 9245 4451 9234
TIME...MOT...LOC 1742Z 252DEG 49KT 4436 9253

$$
JPR
000 
WWUS53 KMPX 131807
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
106 PM CDT THU SEP 13 2007

MNC049-131816-
/O.EXP.KMPX.SV.W.0349.000000T0000Z-070913T1815Z/
GOODHUE MN-
106 PM CDT THU SEP 13 2007

...THE SEVERE THUNDERSTORM WARNING FOR GOODHUE COUNTY EXPIRES AT 115
PM CDT...

SEVERE STORMS HAVE MOVED OUT OF THE AREA AND ADDITIONAL DEVELOPMENT
IS NOT EXPECTED.

LAT...LON 4438 9255 4426 9256 4423 9258 4421 9261
      4420 9281 4443 9273 4454 9255 4455 9247
      4453 9245 4451 9234
TIME...MOT...LOC 1806Z 252DEG 49KT 4446 9209

$$

JPR

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 13, 8:49 AM CDTSevere Thunderstorm WarningMPXWright41 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.