Alert archive / Minnesota / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 466

June 25, 200227 counties in Minnesota; 10 counties in North Dakota; 9 counties in South Dakota

The Storm Prediction Center issued this severe thunderstorm watch at Jun 25, 2002, 2:00 PM CDT for 27 counties in Minnesota; 10 counties in North Dakota; 9 counties in South Dakota. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 25, 2002, 2:00 PM CDT (19:00 UTC)
Expired
Jun 25, 2002, 8:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 46 counties

Becker County, MN, Beltrami County, MN, Big Stone County, MN, Chippewa County, MN, Clay County, MN, Clearwater County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Kittson County, MN, Lac qui Parle County, MN, Lake of the Woods County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Otter Tail County, MN, Pennington County, MN, Polk County, MN, Pope County, MN, Red Lake County, MN, Roseau County, MN, Stevens County, MN, Swift County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Yellow Medicine County, MN, Barnes County, ND, Cass County, ND, Grand Forks County, ND, Pembina County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Traill County, ND, Walsh County, ND, Brown County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Marshall County, SD, Roberts County, SD, Spink County, SD

The radar

The Fargo/Grand Forks radar (KMVX), 128 km from the middle of the area, began a volume at 19:03 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

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

IssuedProductOfficeCountiesLasted
Jun 25, 2:07 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass38 min
Jun 25, 2:45 PM CDTSevere Thunderstorm WarningFGFCass45 min
Jun 25, 3:43 PM CDTSevere Thunderstorm WarningABRHand, Spink47 min
Jun 25, 3:50 PM CDTSevere Thunderstorm WarningFGFGrand Forks55 min
Jun 25, 3:54 PM CDTSevere Thunderstorm WarningFGFRansom, Sargent51 min
Jun 25, 3:59 PM CDTSevere Thunderstorm WarningFGFPolk46 min
Jun 25, 4:08 PM CDTSevere Thunderstorm WarningFGFRichland52 min
Jun 25, 4:16 PM CDTSevere Thunderstorm WarningFGFRed Lake44 min
Jun 25, 4:30 PM CDTSevere Thunderstorm WarningABRClark, Spink45 min
Jun 25, 5:03 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine57 min
Jun 25, 5:10 PM CDTSevere Thunderstorm WarningFGFRichland35 min
Jun 25, 5:15 PM CDTSevere Thunderstorm WarningABRClark60 min
Jun 25, 5:21 PM CDTSevere Thunderstorm WarningFGFSargent24 min
Jun 25, 5:22 PM CDTSevere Thunderstorm WarningABRBig Stone, Traverse53 min
Jun 25, 5:43 PM CDTSevere Thunderstorm WarningFGFClearwater47 min
Jun 25, 5:54 PM CDTSevere Thunderstorm WarningFGFBeltrami51 min
Jun 25, 6:15 PM CDTSevere Thunderstorm WarningABRBig Stone30 min
Jun 25, 6:30 PM CDTSevere Thunderstorm WarningABRBig Stone, Traverse30 min
Jun 25, 6:41 PM CDTSevere Thunderstorm WarningMPXLac qui Parle64 min
Jun 25, 6:51 PM CDTSevere Thunderstorm WarningABRGrant39 min
Jun 25, 7:30 PM CDTSevere Thunderstorm WarningABRGrant30 min
Jun 25, 7:34 PM CDTTornado WarningMPXLac qui Parle26 min
Jun 25, 7:59 PM CDTTornado WarningMPXLac qui Parle, Yellow Medicine31 min

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 7.0 hours before the alert went out and 204 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, Aberdeen, SD at 12:00Z on 2002-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 529 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, Aberdeen, SD at 12:00Z on 2002-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 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
529 J/kg
Mixed-layer CIN
-324 J/kg
Mixed-layer LCL
1156 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 4:00 PM CDTSevere Thunderstorm WatchSPCLincoln, Lyon, Murray, Nobles, Pipestone, Rock5 hr
Jun 25, 6:45 PM CDTSevere Thunderstorm WatchSPCAnoka, Carver, Chisago, Dakota, Goodhue, Hennepin and 6 more5 hr

Nearby

Severe Thunderstorm Watches in Minnesota, 2002Severe Thunderstorm Watches in North Dakota, 2002Severe Thunderstorm Watches in South Dakota, 2002Every severe thunderstorm watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.