Alert archive / North Dakota / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 556

June 21, 2003Kittson County, Marshall County, Minnesota; 48 counties in North Dakota; 13 counties in South Dakota

The Storm Prediction Center issued this severe thunderstorm watch at Jun 21, 2003, 2:45 PM CDT for Kittson County, Marshall County, Minnesota; 48 counties in North Dakota; 13 counties in South Dakota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 21, 2003, 2:45 PM CDT (19:45 UTC)
Expired
Jun 21, 2003, 9:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 63 counties

Kittson County, MN, Marshall County, MN, Adams County, ND, Barnes County, ND, Benson County, ND, Billings County, ND, Bottineau County, ND, Bowman County, ND, Burke County, ND, Burleigh County, ND, Cass County, ND, Cavalier County, ND, Dickey County, ND, Dunn County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Grant County, ND, Griggs County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Nelson County, ND, Oliver County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Ransom County, ND, Renville County, ND, Rolette County, ND, Sargent County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Ward County, ND, Wells County, ND, Brown County, SD, Campbell County, SD, Corson County, SD, Day County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, Harding County, SD, Marshall County, SD, McPherson County, SD, Perkins County, SD, Potter County, SD, Walworth County, SD

The radar

The Bismarck radar (KBIS), 21 km from the middle of the area, began a volume at 19:47 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 21, 3:34 PM CDTSevere Thunderstorm WarningUNRMeade, Perkins56 min
Jun 21, 3:50 PM CDTTornado WarningBISOliver25 min
Jun 21, 4:15 PM CDTSevere Thunderstorm WarningBISMcLean, Oliver30 min
Jun 21, 4:26 PM CDTTornado WarningBISMcLean34 min
Jun 21, 4:29 PM CDTSevere Thunderstorm WarningBISBurleigh46 min
Jun 21, 4:39 PM CDTSevere Thunderstorm WarningABRCorson66 min
Jun 21, 5:11 PM CDTSevere Thunderstorm WarningBISBurleigh49 min
Jun 21, 5:14 PM CDTSevere Thunderstorm WarningABRDewey61 min
Jun 21, 5:17 PM CDTSevere Thunderstorm WarningBISMcHenry, Pierce28 min
Jun 21, 5:22 PM CDTSevere Thunderstorm WarningBISEmmons53 min
Jun 21, 5:49 PM CDTSevere Thunderstorm WarningABRCorson41 min
Jun 21, 5:55 PM CDTSevere Thunderstorm WarningBISPierce35 min
Jun 21, 6:11 PM CDTSevere Thunderstorm WarningABRDewey49 min
Jun 21, 6:16 PM CDTSevere Thunderstorm WarningABRCampbell29 min
Jun 21, 6:37 PM CDTSevere Thunderstorm WarningFGFBenson, Eddy, Ramsey38 min
Jun 21, 6:43 PM CDTSevere Thunderstorm WarningBISWells47 min
Jun 21, 6:50 PM CDTSevere Thunderstorm WarningABRCampbell40 min
Jun 21, 7:06 PM CDTSevere Thunderstorm WarningBISFoster39 min
Jun 21, 7:11 PM CDTSevere Thunderstorm WarningABRMcPherson19 min
Jun 21, 7:16 PM CDTSevere Thunderstorm WarningFGFEddy44 min
Jun 21, 7:24 PM CDTSevere Thunderstorm WarningFGFBenson, Ramsey51 min
Jun 21, 7:24 PM CDTSevere Thunderstorm WarningABRFaulk51 min
Jun 21, 7:26 PM CDTSevere Thunderstorm WarningFGFNelson49 min
Jun 21, 7:27 PM CDTSevere Thunderstorm WarningBISMcIntosh48 min
Jun 21, 7:28 PM CDTSevere Thunderstorm WarningABREdmunds47 min
Jun 21, 7:30 PM CDTSevere Thunderstorm WarningABRMcPherson45 min
Jun 21, 7:48 PM CDTSevere Thunderstorm WarningBISStutsman42 min
Jun 21, 7:56 PM CDTSevere Thunderstorm WarningABRBrown64 min
Jun 21, 8:01 PM CDTSevere Thunderstorm WarningBISDickey, LaMoure59 min
Jun 21, 8:01 PM CDTSevere Thunderstorm WarningFGFGriggs, Steele44 min
Jun 21, 8:11 PM CDTSevere Thunderstorm WarningFGFBarnes49 min
Jun 21, 8:13 PM CDTSevere Thunderstorm WarningABRJones, McPherson47 min
Jun 21, 8:16 PM CDTSevere Thunderstorm WarningABREdmunds, Faulk44 min
Jun 21, 8:18 PM CDTSevere Thunderstorm WarningFGFRamsey, Walsh42 min
Jun 21, 8:21 PM CDTSevere Thunderstorm WarningFGFNelson24 min
Jun 21, 8:26 PM CDTTornado WarningFGFRamsey, Walsh49 min
Jun 21, 8:41 PM CDTTornado WarningFGFNelson34 min
Jun 21, 8:56 PM CDTSevere Thunderstorm WarningFGFCass64 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 12:00Z, 7.8 hours before the alert went out and 23 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 12:00Z on 2003-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 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 12:00Z on 2003-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 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
44 J/kg
Mixed-layer CIN
-279 J/kg
Mixed-layer LCL
1100 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
42 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 21, 3:03 PM CDTMesoscale DiscussionSPCBrown, Cottonwood, Jackson, Lincoln, Lyon, Murray and 5 more117 min
Jun 21, 6:50 PM CDTSevere Thunderstorm WatchSPCBig Stone, Clay, Grant, Kittson, Mahnomen, Marshall and 8 more7 hr
Jun 21, 1:14 PM CDTMesoscale DiscussionSPCAdams, Benson, Bottineau, Burleigh, Emmons, Grant and 17 more3 hr
Jun 21, 5:10 PM CDTMesoscale DiscussionSPCBarnes, Benson, Burleigh, Cass, Eddy, Emmons and 25 more95 min
Jun 20, 8:59 PM CDTMesoscale DiscussionSPCBennett, Todd61 min
Jun 21, 2:10 PM CDTSevere Thunderstorm WatchSPCAurora, Bennett, Brule, Buffalo, Butte, Charles Mix and 23 more7 hr
Jun 21, 4:52 PM CDTMesoscale DiscussionSPCAurora, Bennett, Brule, Buffalo, Butte, Charles Mix and 25 more83 min

Nearby

Severe Thunderstorm Watches in North Dakota, 2003Severe Thunderstorm Watches in South Dakota, 2003Severe Thunderstorm Watches in Minnesota, 2003Every severe thunderstorm watch in 2003

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.