Alert archive / Minnesota / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 96, NWS Twin Cities, MN

June 6, 2002Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 6, 2002, 7:15 PM CDT for Wright County, Minnesota. It was in force for 45 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, 7:15 PM CDT (00:15 UTC)
Expired
Jun 6, 2002, 8:00 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Wright County, MN

The radar

The Minneapolis radar (KMPX), 55 km from the middle of the area, began a volume at 00:16 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
Jun 6, 8:00 PM CDTHail 0.75Maple Lake, 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, 0.3 hours before the alert went out and 53 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 00:00Z on 2002-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2002-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 336 square meters per square second.19395878Sfc1 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
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 070015
SVRMSP
MNC171-070100-

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WRIGHT COUNTY IN CENTRAL MINNESOTA

* UNTIL 800 PM CDT

* AT 714 PM CDT... A SEVERE THUNDERSTORM WITH LARGE HAIL 5 MILES
  SOUTHWEST OF ANNANDALE...MOVING EAST AT 25 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  ANNANDALE.
  BUFFALO.
  MAPLE LAKE.

THIS IS A DANGEROUS STORM WITH LARGE HAIL...STAY INDOORS AWAY FROM
WINDOWS.

AT 712 PM...HAIL WAS REPORTED IN ANNANDALE. THIS IS A DANGEROUS 
STORM...SEEK SHELTER NOW

LAT...LON 4527 9425 4512 9420 4508 9394 4517 9368
          4538 9394

$$

BINAU

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 7:23 PM CDTSevere Thunderstorm WarningMPXStearns37 min
Jun 6, 7:47 PM CDTSevere Thunderstorm WarningMPXKandiyohi43 min
Jun 6, 7:55 PM CDTSevere Thunderstorm WarningMPXMeeker50 min
Jun 6, 8:05 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Wright40 min
Jun 6, 8:49 PM CDTSevere Thunderstorm WarningMPXMeeker41 min
Jun 6, 8:50 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod40 min
Jun 6, 9:06 PM CDTSevere Thunderstorm WarningMPXStearns39 min
Jun 6, 9:29 PM CDTSevere Thunderstorm WarningMPXCarver46 min
Jun 6, 9:44 PM CDTSevere Thunderstorm WarningMPXMeeker46 min
Jun 6, 9:51 PM CDTSevere Thunderstorm WarningMPXChippewa39 min
Jun 6, 10:13 PM CDTSevere Thunderstorm WarningMPXWright47 min
Jun 7, 3:29 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Sibley46 min
Jun 7, 3:51 PM CDTSevere Thunderstorm WarningMPXHennepin, Scott39 min
Jun 7, 4:31 PM CDTSevere Thunderstorm WarningMPXAnoka, Sherburne, Wright44 min
Jun 7, 6:34 PM CDTSevere Thunderstorm WarningMPXMartin41 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2002Every 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.