Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 113, NWS Twin Cities, MN

July 19, 2006Waseca County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 2006, 10:58 PM CDT for Waseca County, Minnesota. It was in force for 32 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: Jul 19, 2006, 10:58 PM CDT (03:58 UTC)
Expired: Jul 19, 2006, 11:30 PM CDT
In force: 32 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Waseca County, MN

The radar

The Minneapolis radar (KMPX), 85 km from the middle of the area, began a volume at 03:58 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
Jul 19, 11:10 PM CDT	HAIL 1	Waseca, 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
Jul 19, 9:44 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 4.0 hours before the alert went out and 85 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 181 J/kg
Mixed-layer CIN: -458 J/kg
Mixed-layer LCL: 1336 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 168 m²/s²
0-3 km storm-relative helicity: 137 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 200358
SVRMPX
MNC161-200430-
/O.NEW.KMPX.SV.W.0113.060720T0358Z-060720T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1058 PM CDT WED JUL 19 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WASECA COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 1130 PM CDT

* AT 1053 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...  
  CAPABLE OF PRODUCING LARGE HAIL TO THE SIZE OF QUARTERS.  THIS     
  STORM WAS LOCATED NEAR JANESVILLE...OR ABOUT 8 MILES WEST OF       
  WASECA...AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WASECA...
  JANESVILLE...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4417 9373 4399 9373 4393 9343 4418 9344

$$

KAT

2 follow-up statements

000 
WWUS53 KMPX 200418
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1117 PM CDT WED JUL 19 2006

MNC161-200430-
/O.CON.KMPX.SV.W.0113.000000T0000Z-060720T0430Z/
WASECA MN-
1117 PM CDT WED JUL 19 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR WASECA COUNTY...

AT 1110 PM CDT...HAIL UP TO THE SIZE OF QUARTERS WAS REPORTED IN 
WASECA WITH THIS STORM.

AT 1115 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM...CAPABLE OF PRODUCING LARGE HAIL TO THE SIZE OF 
QUARTERS.  THIS STORM WAS LOCATED OVER EXTREME EAST CENTRAL WASECA 
COUNTY JUST TO THE EAST OF WASECA...AND MOVING EAST AT 30 MPH.

THIS STORM HAS A HISTORY OF PRODUCING LARGE DAMAGING HAIL. SEEK 
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS

LAT...LON 4416 9349 4400 9350 4399 9343 4418 9344

$$

KAT

000 
WWUS53 KMPX 200428
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1127 PM CDT WED JUL 19 2006

MNC161-200437-
/O.EXP.KMPX.SV.W.0113.000000T0000Z-060720T0430Z/
WASECA MN-
1127 PM CDT WED JUL 19 2006

...THE SEVERE THUNDERSTORM WARNING FOR WASECA COUNTY EXPIRES AT 1130 
PM CDT...

SEVERE STORMS HAVE MOVED OUT OF THE COUNTY. BEFORE MOVING OUT OF THE 
COUNTY...SEVERE STORMS PRODUCED HAIL TO THE SIZE OF QUARTERS IN THE 
CITY OF WASECA.

LAT...LON 4416 9349 4400 9350 4399 9343 4418 9344

$$

KAT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 9:12 PM CDT	Severe Thunderstorm Warning	MPX	Watonwan	48 min
Jul 19, 9:29 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth	46 min
Jul 19, 9:33 PM CDT	Severe Thunderstorm Warning	MPX	Martin	42 min
Jul 19, 10:06 PM CDT	Severe Thunderstorm Warning	MPX	Watonwan	29 min
Jul 19, 10:08 PM CDT	Severe Thunderstorm Warning	MPX	Steele, Waseca	52 min
Jul 19, 10:14 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Martin	61 min
Jul 19, 10:27 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth	38 min
Jul 19, 10:38 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue, Rice	52 min
Jul 19, 11:01 PM CDT	Severe Thunderstorm Warning	MPX	Steele	44 min
Jul 19, 11:12 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Martin	48 min
Jul 19, 11:58 PM CDT	Severe Thunderstorm Warning	MPX	Martin	32 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2006 Every 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.