Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 103, NWS Twin Cities, MN

July 19, 20069 counties in Minnesota; Pepin County, Pierce County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 2006, 9:29 AM CDT for 9 counties in Minnesota; Pepin County, Pierce County, Wisconsin. It was in force for 61 min. 4 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
Jul 19, 2006, 9:29 AM CDT (14:29 UTC)
Expired
Jul 19, 2006, 10:30 AM CDT
In force
61 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Blue Earth County, MN, Dakota County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Le Sueur County, MN, Rice County, MN, Steele County, MN, Waseca County, MN, Pepin County, WI, Pierce County, WI

The radar

The Minneapolis radar (KMPX), 93 km from the middle of the area, began a volume at 14:33 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
Jul 19, 9:40 AM CDTTSTM WND DMG2 Se Waseca, MNPOWER POLE DOWN
Jul 19, 9:40 AM CDTTSTM WND DMGFaribault, MNDOWNED TREES AND POWERLINES
Jul 19, 10:30 AM CDTTSTM WND DMG2 W Goodhue, MNTREES DOWN
Jul 19, 10:30 AM CDTTSTM WND DMGGoodhue, MNTREE DOWN

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, 2.5 hours before the alert went out and 95 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 2006-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 457 joules per kilogram.LCLLFCEL10008507005003002001001 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 2006-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 235 square meters per square second.193958Sfc1 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
457 J/kg
Mixed-layer CIN
-662 J/kg
Mixed-layer LCL
1062 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
235 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 191429
SVRMPX
MNC013-037-043-047-049-079-131-147-161-WIC091-093-191530-
/O.NEW.KMPX.SV.W.0103.060719T1429Z-060719T1530Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
929 AM CDT WED JUL 19 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...
  GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
  LE SUEUR COUNTY IN SOUTH CENTRAL MINNESOTA...
  RICE COUNTY IN SOUTH CENTRAL MINNESOTA...
  BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...
  WASECA COUNTY IN SOUTH CENTRAL MINNESOTA...
  STEELE COUNTY IN SOUTH CENTRAL MINNESOTA...
  FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...
  FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA...
  PIERCE COUNTY IN WEST CENTRAL WISCONSIN...
  PEPIN COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 1030 AM CDT

* AT 926 AM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 65
  MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 23
  MILES EAST OF CANNON FALLS TO 14 MILES NORTH OF WATERVILLE TO 11
  MILES SOUTHWEST OF BLUE EARTH...AND MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MINNESOTA LAKE...
  NORTHFIELD...
  NEW RICHLAND...
  ALDEN...
  CANNON FALLS...
  ELLENDALE...
  CLARKS GROVE...
  ALBERT LEA...
  GENEVA...
  GLENVILLE...

LAT...LON 4459 9245 4442 9355 4354 9421 4351 9304
      4422 9308 4443 9247 4458 9096

$$
RJN
1 follow-up statement
000 
WWUS53 KMPX 191521
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1015 AM CDT WED JUL 19 2006

MNC013-037-043-047-049-079-131-147-161-WIC091-093-191535-
/O.CON.KMPX.SV.W.0103.000000T0000Z-060719T1530Z/
DAKOTA MN-GOODHUE MN-LE SUEUR MN-RICE MN-BLUE EARTH MN-WASECA MN-
STEELE MN-FARIBAULT MN-FREEBORN MN-PIERCE WI-PEPIN WI-
1015 AM CDT WED JUL 19 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT
FOR PEPIN...PIERCE...FREEBORN...FARIBAULT...STEELE...WASECA...BLUE
EARTH...RICE...LE SUEUR...GOODHUE AND DAKOTA COUNTIES...

AT 1012 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL...AND DAMAGING 
WINDS...FROM HASTINGS...TO CANNON FALLS...TO OWATONNA...TO
CLARKSGROVE.

EARLIER...AT 938 AM...THE EAGAN POLICE DEPARTMENT REPORTED A FUNNEL 
CLOUD NEAR HIGHWAY 494 AND HIGHWAY 5 IN DAKOTA COUNTY. THE FUNNEL 
APPEARED...THEN RETREATED INTO THE CLOUDS.

A CHECK WITH LAW ENFORCEMENT BETWEEN 1000 AM AND 1015 AM HAS 
REVEALED NON-SPECIFIC REPORTS OF HEAVY WINDS...SOME POWER 
OUTAGES...AND VERY HEAVY RAIN. 

THE WARNING WILL PROBABLY BE ALLOWED TO EXPIRE AT 1030 AM.


LAT...LON 4459 9245 4442 9355 4354 9421 4351 9304
      4422 9308 4443 9247 4458 9096

$$
RJN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 6:55 AM CDTSevere Thunderstorm WarningMPXYellow Medicine50 min
Jul 19, 7:44 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine61 min
Jul 19, 8:26 AM CDTSevere Thunderstorm WarningMPXBrown, Nicollet, Watonwan64 min
Jul 19, 11:55 AM CDTSevere Thunderstorm WarningMPXBrown32 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2006Severe Thunderstorm Warnings in Wisconsin, 2006Every severe thunderstorm warning in 2006

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.