Alert archive / Minnesota / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 102, NWS Twin Cities, MN

June 6, 2002Carver County, McLeod County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 6, 2002, 8:50 PM CDT for Carver County, McLeod County, Minnesota. It was in force for 40 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: Jun 6, 2002, 8:50 PM CDT (01:50 UTC)
Expired: Jun 6, 2002, 9:30 PM CDT
In force: 40 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

Counties Carver County, MN, McLeod County, MN

The radar

The Minneapolis radar (KMPX), 37 km from the middle of the area, began a volume at 01:51 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 6, 9:30 PM CDT	Hail 0.75	New Germany, MN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.8 hours before the alert went out and 34 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: 27 J/kg
Mixed-layer CIN: -280 J/kg
Mixed-layer LCL: 2051 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 336 m²/s²
0-3 km storm-relative helicity: 771 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 070150
SVRMSP
MNC019-085-070230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
845 PM CDT THU JUN 6 2002

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MCLEOD COUNTY IN CENTRAL MINNESOTA
  CARVER COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 930 PM CDT

* AT 842 PM CDT...RADAR INDICATED A COMPLEX OF SEVERE STORMS EAST
  OF HUTCHINSON...SPECIFICALLY FROM SILVER LAKE TO WINSTED...TO
  5 MILES WEST OF WATERTOWN. MOVEMENT WAS SOUTHEAST AT 20 MPH.
  GOLF BALL SIZE HAIL IS LIKELY...ALONG WITH STRONG WINDS.  

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  MAYER.
  NEW GERMANY.
  WINSTED.
  SILVER LAKE.
  LESTER PRAIRIE.
  NORWOOD YOUNG AMERICA.
  PLATO.

THIS IS A DANGEROUS STORM...STAY INDOORS AWAY FROM WINDOWS.

LAT...LON 4497 9426 4474 9410 4466 9373 4497 9380

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 7:15 PM CDT	Severe Thunderstorm Warning	MPX	Wright	45 min
Jun 6, 7:23 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	37 min
Jun 6, 7:47 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi	43 min
Jun 6, 7:55 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	50 min
Jun 6, 8:05 PM CDT	Severe Thunderstorm Warning	MPX	Carver, McLeod, Wright	40 min
Jun 6, 8:49 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	41 min
Jun 6, 9:06 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	39 min
Jun 6, 9:29 PM CDT	Severe Thunderstorm Warning	MPX	Carver	46 min
Jun 6, 9:44 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	46 min
Jun 6, 9:51 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa	39 min
Jun 6, 10:13 PM CDT	Severe Thunderstorm Warning	MPX	Wright	47 min
Jun 7, 3:29 PM CDT	Severe Thunderstorm Warning	MPX	Carver, McLeod, Sibley	46 min
Jun 7, 3:51 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin, Scott	39 min
Jun 7, 4:31 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Sherburne, Wright	44 min
Jun 7, 6:34 PM CDT	Severe Thunderstorm Warning	MPX	Martin	41 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.