Alert archive / North Dakota / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 552

June 28, 200521 counties in North Dakota

The Storm Prediction Center issued this severe thunderstorm watch at Jun 28, 2005, 11:35 PM CDT for 21 counties in North Dakota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 28, 2005, 11:35 PM CDT (04:35 UTC)
Expired
Jun 29, 2005, 6:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 21 counties

Bottineau County, ND, Burke County, ND, Burleigh County, ND, Emmons County, ND, Grant County, ND, Kidder County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Renville County, ND, Rolette County, ND, Sheridan County, ND, Sioux County, ND, Ward County, ND, Wells County, ND

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 29, 1:14 AM CDTSevere Thunderstorm WarningBISMercer, Oliver36 min
Jun 29, 2:45 AM CDTFlash Flood WarningBISWard4 hr
Jun 29, 5:11 AM CDTSevere Thunderstorm WarningBISKidder, Wells64 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 4.6 hours before the alert went out and 103 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, Bismarck Municip, ND at 00:00Z on 2005-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 777 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, Bismarck Municip, ND at 00:00Z on 2005-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
777 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
917 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
186 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.4

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 8:50 PM CDTSevere Thunderstorm WatchSPCAdams, Billings, Bowman, Burke, Divide, Dunn and 7 more7 hr
Jun 28, 11:11 PM CDTMesoscale DiscussionSPCAdams, Billings, Bottineau, Bowman, Burke, Burleigh and 24 more94 min
Jun 29, 4:03 AM CDTMesoscale DiscussionSPCBenson, Dickey, Emmons, Foster, Kidder, LaMoure and 5 more87 min
Jun 29, 11:01 AM CDTMesoscale DiscussionSPCDickey, LaMoure, Ransom, Richland, Sargent59 min
Jun 29, 11:30 AM CDTTornado WatchSPCDickey, Sargent7 hr
Jun 29, 1:52 PM CDTMesoscale DiscussionSPCSargent113 min
Jun 29, 3:37 PM CDTMesoscale DiscussionSPCCass, Richland53 min
Jun 29, 3:50 PM CDTTornado WatchSPCRichland7 hr

Nearby

Severe Thunderstorm Watches in North Dakota, 2005Every severe thunderstorm watch in 2005

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.