Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 150, NWS Twin Cities, MN

June 11, 2004Martin County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2004, 4:21 PM CDT for Martin County, Minnesota. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 11, 2004, 4:21 PM CDT (21:21 UTC)
Expired
Jun 11, 2004, 5:15 PM CDT
In force
54 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Martin County, MN

The radar

The Minneapolis radar (KMPX), 161 km from the middle of the area, began a volume at 21:23 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 11, 1:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.4 hours before the alert went out and 160 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 12:00Z on 2004-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2004-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
16 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.

792 
WUUS53 KMPX 112121
SVRMPX
MNC091-112215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
418 PM CDT FRI JUN 11 2004

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 515 PM CDT

* AT 410 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS
  LOCATED 14 MILES SOUTH OF FAIRMONT...AND MOVING NORTHEAST AT 20
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  FAIRMONT.
  CEYLON.
  EAST CHAIN.
  IMOGENE.

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. REMEMBER... 
SEVERE THUNDERSTORMS CAN ALSO PRODUCE TORNADOES. 

LAT...LON 4345 9466 4335 9445 4369 9426 4383 9434

$$

MARGRAF

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 2:19 PM CDTSevere Thunderstorm WarningMPXRedwood41 min
Jun 11, 2:46 PM CDTSevere Thunderstorm WarningMPXYellow Medicine44 min
Jun 11, 2:58 PM CDTSevere Thunderstorm WarningMPXRedwood62 min
Jun 11, 3:11 PM CDTSevere Thunderstorm WarningMPXRenville64 min
Jun 11, 4:11 PM CDTSevere Thunderstorm WarningMPXKandiyohi, McLeod, Meeker, Renville64 min
Jun 11, 4:28 PM CDTSevere Thunderstorm WarningMPXFaribault62 min
Jun 11, 4:41 PM CDTSevere Thunderstorm WarningMPXSibley64 min
Jun 11, 4:42 PM CDTTornado WarningMPXFaribault33 min
Jun 11, 4:50 PM CDTTornado WarningMPXBlue Earth40 min
Jun 11, 5:06 PM CDTTornado WarningMPXWaseca39 min
Jun 11, 5:16 PM CDTSevere Thunderstorm WarningMPXWright59 min
Jun 11, 5:26 PM CDTSevere Thunderstorm WarningMPXNicollet49 min
Jun 11, 5:40 PM CDTTornado WarningMPXFreeborn, Steele35 min
Jun 11, 5:46 PM CDTSevere Thunderstorm WarningMPXWaseca44 min
Jun 11, 6:04 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin, Ramsey56 min
Jun 11, 6:09 PM CDTSevere Thunderstorm WarningMPXRice51 min
Jun 11, 6:24 PM CDTSevere Thunderstorm WarningMPXGoodhue51 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2004Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.