Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 172, NWS Twin Cities, MN

June 30, 2004McLeod County, Meeker County, Renville County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 30, 2004, 2:40 PM CDT for McLeod County, Meeker County, Renville County, Minnesota. It was in force for 65 min. 6 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 30, 2004, 2:40 PM CDT (19:40 UTC)
Expired: Jun 30, 2004, 3:45 PM CDT
In force: 65 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

Counties McLeod County, MN, Meeker County, MN, Renville County, MN

The radar

The Minneapolis radar (KMPX), 62 km from the middle of the area, began a volume at 19:41 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 30, 2:40 PM CDT	HAIL 0.88	3 S Cedar Mills, MN
Jun 30, 2:45 PM CDT	TSTM WND DMG	3 Ne Lakeside, MN	TREE TOPS BROKEN
Jun 30, 3:00 PM CDT	TSTM WND DMG	4 S Hutchinson, MN	MACHINE SHED DOWN. MAJOR DAMAGE TO ANOTHER MACHINE SHED. QUONSET HUT SHIFTED OFF FOUNDATION. EVERYTHING BLOWN WEST TO EAST.
Jun 30, 3:00 PM CDT	TSTM WND DMG	Hutchinson, MN	* 1 INJ * CONSTRUCTION TRAILER FLIPPED IN SOUTHWEST SIDE OF CITY. TREES DOWN. ONE MINOR INJURY.
Jun 30, 3:05 PM CDT	HAIL 0.88	5 S Hutchinson, MN
Jun 30, 3:50 PM CDT	HAIL 1	Glencoe, 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, 7.7 hours before the alert went out and 59 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1785 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 15 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.

659 
WUUS53 KMPX 301940
SVRMPX
MNC085-093-129-302045-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
239 PM CDT WED JUN 30 2004

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEAST MEEKER COUNTY IN CENTRAL MINNESOTA
  MCLEOD COUNTY IN CENTRAL MINNESOTA
  NORTHEAST RENVILLE COUNTY IN CENTRAL MINNESOTA

* UNTIL 345 PM CDT

* AT 237 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS
  LOCATED 8 MILES WEST OF HUTCHINSON...AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GLENCOE.
  HUTCHINSON.
  BISCAY.
  BROWNTON.
  LAKESIDE.

LAT...LON 4497 9456 4483 9457 4472 9402 4497 9402

$$

BINAU

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 3:21 PM CDT	Severe Thunderstorm Warning	MPX	Wright	39 min
Jun 30, 3:33 PM CDT	Severe Thunderstorm Warning	MPX	Sibley	57 min
Jun 30, 3:43 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin	62 min
Jun 30, 3:47 PM CDT	Severe Thunderstorm Warning	MPX	McLeod	28 min
Jun 30, 4:30 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Ramsey	45 min
Jun 30, 4:58 PM CDT	Severe Thunderstorm Warning	MPX	Washington	47 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2004 Every severe thunderstorm warning in 2004

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.