Alert archive / Minnesota / Severe Thunderstorm Watches in 2006

Severe Thunderstorm Watch 552

June 24, 200649 counties in Minnesota; Brookings County, Kingsbury County, Moody County, South Dakota

The Storm Prediction Center issued this severe thunderstorm watch at Jun 24, 2006, 12:34 PM CDT for 49 counties in Minnesota; Brookings County, Kingsbury County, Moody County, South Dakota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 24, 2006, 12:34 PM CDT (17:34 UTC)
Expired
Jun 24, 2006, 7:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 52 counties

Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Cottonwood County, MN, Dakota County, MN, Douglas County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Jackson County, MN, Kanabec County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Lincoln County, MN, Lyon County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Murray County, MN, Nicollet County, MN, Nobles County, MN, Pipestone County, MN, Pope County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Brookings County, SD, Kingsbury County, SD, Moody County, SD

The radar

The Minneapolis radar (KMPX), 124 km from the middle of the area, began a volume at 17:35 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
10%
One or more EF2 to EF5 tornadoes
5%
Ten or more severe wind reports
50%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
70%
One or more hailstones of 2 inches or more
20%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

14 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 24, 12:52 PM CDTSevere Thunderstorm WarningFSDLincoln38 min
Jun 24, 1:15 PM CDTSevere Thunderstorm WarningFSDLincoln45 min
Jun 24, 1:21 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Renville41 min
Jun 24, 1:26 PM CDTSevere Thunderstorm WarningFSDLyon49 min
Jun 24, 2:00 PM CDTSevere Thunderstorm WarningFSDMurray, Pipestone30 min
Jun 24, 2:06 PM CDTSevere Thunderstorm WarningMPXStearns28 min
Jun 24, 2:28 PM CDTSevere Thunderstorm WarningMPXMcLeod62 min
Jun 24, 2:30 PM CDTSevere Thunderstorm WarningFSDCottonwood, Murray, Pipestone45 min
Jun 24, 2:36 PM CDTSevere Thunderstorm WarningFSDNobles, Rock39 min
Jun 24, 2:53 PM CDTSevere Thunderstorm WarningMPXCarver67 min
Jun 24, 3:31 PM CDTSevere Thunderstorm WarningMPXScott59 min
Jun 24, 3:49 PM CDTSevere Thunderstorm WarningFSDNobles41 min
Jun 24, 4:06 PM CDTSevere Thunderstorm WarningMPXDakota, Rice54 min
Jun 24, 5:21 PM CDTSevere Thunderstorm WarningMPXGoodhue42 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.6 hours before the alert went out and 122 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 2006-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 92 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 12:00Z on 2006-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939587897Sfc1 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
92 J/kg
Mixed-layer CIN
-159 J/kg
Mixed-layer LCL
1434 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
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 9:17 PM CDTMesoscale DiscussionSPCBig Stone, Brown, Chippewa, Cottonwood, Jackson, Kandiyohi and 14 more58 min
Jun 24, 12:13 PM CDTMesoscale DiscussionSPCBenton, Big Stone, Carver, Chippewa, Douglas, Grant and 20 more92 min
Jun 24, 3:34 PM CDTMesoscale DiscussionSPCAnoka, Blue Earth, Brown, Carver, Chisago, Cottonwood and 31 more86 min
Jun 24, 3:45 PM CDTSevere Thunderstorm WatchSPCDodge, Fillmore, Houston, Mower, Olmsted, Wabasha and 1 more5 hr
Jun 24, 5:28 PM CDTMesoscale DiscussionSPCAnoka, Blue Earth, Brown, Carver, Dakota, Dodge and 22 more92 min
Jun 23, 8:01 PM CDTMesoscale DiscussionSPCBennett, Custer, Fall River, Oglala Lakota, Todd89 min
Jun 24, 3:18 PM CDTMesoscale DiscussionSPCCuster, Fall River, Oglala Lakota87 min

Nearby

Severe Thunderstorm Watches in Minnesota, 2006Severe Thunderstorm Watches in South Dakota, 2006Every severe thunderstorm watch in 2006

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.