Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 78, NWS Twin Cities, MN

June 10, 2007Lac qui Parle County, Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 2007, 2:56 PM CDT for Lac qui Parle County, Yellow Medicine County, Minnesota. It was in force for 64 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: Jun 10, 2007, 2:56 PM CDT (19:56 UTC)
Expired: Jun 10, 2007, 4:00 PM CDT
In force: 64 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

Counties Lac qui Parle County, MN, Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 140 km from the middle of the area, began a volume at 19:57 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
Jun 10, 3:10 PM CDT	TSTM WND GST 64	Hanley Falls, MN	MEASURED BY MNDOT SENSOR ALONG HIGHWAY 23.
Jun 10, 3:25 PM CDT	HAIL 1	St Leo, MN
Jun 10, 4:05 PM CDT	HAIL 1	6 W Clarkfield, MN	ALONG HIGHWAY 67.

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
Jun 10, 2:30 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 7.9 hours before the alert went out and 177 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1937 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 23 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 101957
SVRMPX
MNC073-173-102100-
/O.NEW.KMPX.SV.W.0078.070610T1956Z-070610T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
256 PM CDT SUN JUN 10 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LAC QUI PARLE COUNTY IN WEST CENTRAL MINNESOTA...
  YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 400 PM CDT

* AT 253 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...   
  CAPABLE OF PRODUCING QUARTER SIZE  HAIL.  THIS STORM WAS LOCATED 8 
  MILES  SOUTHWEST OF WOOD LAKE...OR ABOUT 10 MILES NORTHEAST OF     
  MARSHALL...  AND MOVING NORTHEAST AT 15 MPH.

  ANOTHER STORM WAS ALSO ENTERING THE FAR WESTERN PART OF THE         
  COUNTY.
 

* LOCATIONS IMPACTED INCLUDE...
  CLARKFIELD...
  WOOD LAKE...

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.

LAT...LON 4480 9645 4466 9641 4464 9561 4453 9560
      4454 9559 4456 9537 4464 9536 4481 9558

$$

2 follow-up statements

000 
WWUS53 KMPX 102014
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
314 PM CDT SUN JUN 10 2007

MNC073-173-102100-
/O.CON.KMPX.SV.W.0078.000000T0000Z-070610T2100Z/
LAC QUI PARLE MN-YELLOW MEDICINE MN-
314 PM CDT SUN JUN 10 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR YELLOW MEDICINE AND LAC QUI PARLE COUNTIES...

AT 310 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE 
THUNDERSTORMS...CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THESE 
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 12 MILES NORTHWEST 
OF BURR TO 3 MILES SOUTH OF ST LEO TO 4 MILES SOUTHWEST OF WOOD 
LAKE...AND MOVING NORTHEAST AT 15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SPRING CREEK...PROVIDENCE...
WOOD LAKE...ST LEO...HAZEL RUN...HANLEY FALLS...ECHO...DAWSON...
CLARKFIELD AND CANBY.

LAT...LON 4497 9645 4466 9641 4464 9561 4453 9560
      4454 9559 4456 9537 4464 9536 4491 9572

$$

000 
WWUS53 KMPX 102038
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
336 PM CDT SUN JUN 10 2007

MNC073-173-102100-
/O.CON.KMPX.SV.W.0078.000000T0000Z-070610T2100Z/
LAC QUI PARLE MN-YELLOW MEDICINE MN-
336 PM CDT SUN JUN 10 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR YELLOW MEDICINE AND LAC QUI PARLE COUNTIES...

AT 320 PM CDT...NICKEL SIZE HAIL WAS REPORTED 12 MILES WEST OF 
PROVIDENCE. HAIL WAS ALSO COVERING THE GROUND.

AT 331 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE 
THUNDERSTORMS...CAPABLE OF PRODUCING QUARTER SIZE HAIL WINDS IN 
EXCESS OF 60 MPG. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING 
FROM 8 MILES SOUTH OF MARIETTA TO 4 MILES EAST OF ST LEO TO 3 MILES 
SOUTHWEST OF SPRING CREEK...AND MOVING NORTHEAST AT 15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE SPRING CREEK...PROVIDENCE...
WOOD LAKE...ST LEO...MARIETTA...HAZEL RUN...HANLEY FALLS...DAWSON...
CLARKFIELD AND CANBY.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4504 9644 4466 9641 4465 9571 4465 9565
      4461 9559 4464 9545 4476 9559 4491 9572

$$
JPR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 2:12 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	48 min
Jun 10, 3:24 PM CDT	Severe Thunderstorm Warning	MPX	Redwood, Renville	51 min
Jun 10, 3:54 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa	32 min
Jun 10, 4:00 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	60 min
Jun 10, 4:10 PM CDT	Severe Thunderstorm Warning	MPX	McLeod, Meeker	50 min
Jun 10, 4:36 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Swift	54 min
Jun 10, 4:39 PM CDT	Severe Thunderstorm Warning	MPX	Wright	36 min
Jun 10, 4:52 PM CDT	Flash Flood Warning	MPX	Lac qui Parle	113 min
Jun 10, 4:53 PM CDT	Severe Thunderstorm Warning	MPX	Stevens, Swift	67 min
Jun 10, 5:01 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	33 min
Jun 10, 5:02 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	58 min
Jun 10, 5:30 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	60 min
Jun 10, 5:41 PM CDT	Severe Thunderstorm Warning	MPX	Pope	64 min
Jun 10, 6:03 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	41 min
Jun 10, 6:20 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa	55 min
Jun 10, 6:23 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison	67 min
Jun 10, 6:30 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	20 min
Jun 10, 6:41 PM CDT	Severe Thunderstorm Warning	MPX	Stearns, Todd	23 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2007 Every 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.