Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 28, NWS Grand Forks, ND

June 9, 2000Marshall County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 9, 2000, 1:54 AM CDT for Marshall County, Minnesota. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Jun 9, 2000, 1:54 AM CDT (06:54 UTC)
Expired
Jun 9, 2000, 2:25 AM CDT
In force
31 min
Issued by
NWS Grand Forks, ND
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Marshall County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 95 km from the middle of the area, began a volume at 06:58 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 was reported inside it

TimeReportWhereRemark
Jun 9, 2:00 AM CDTHail 0.88Alvarado, MN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 6.9 hours before the alert went out and 258 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, International Fa, MN at 00:00Z on 2000-06-09Temperature 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, International Fa, MN at 00:00Z on 2000-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1351 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KFGF 090700 COR
SVRFAR
MNC089-090725-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS
154 AM CDT FRI JUN 9 2000

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MARSHALL COUNTY IN NORTHWEST MINNESOTA

* UNTIL 225 AM CDT

* AT 153 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER MARCH...OR ABOUT 23 MILES NORTHEAST OF
  GRAND FORKS...MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WARREN 
  ARGYLE
 
THIS THUNDERSTORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL.

REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

LAT...LON 4823 9709 4816 9689 4836 9628 4849 9648

NNNN

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 9, 12:04 AM CDTSevere Thunderstorm WarningFGFPolk, Red Lake31 min
Jun 9, 12:14 AM CDTSevere Thunderstorm WarningFGFClearwater31 min
Jun 9, 12:27 AM CDTSevere Thunderstorm WarningFGFBeltrami33 min
Jun 9, 12:43 AM CDTSevere Thunderstorm WarningFGFClearwater32 min
Jun 9, 1:00 AM CDTSevere Thunderstorm WarningFGFBeltrami45 min
Jun 9, 1:23 AM CDTSevere Thunderstorm WarningFGFMarshall32 min
Jun 9, 2:21 AM CDTSevere Thunderstorm WarningFGFMarshall29 min
Jun 9, 2:22 AM CDTSevere Thunderstorm WarningFGFPennington33 min
Jun 9, 3:00 AM CDTSevere Thunderstorm WarningFGFKittson30 min
Jun 9, 3:29 AM CDTSevere Thunderstorm WarningFGFKittson, Marshall31 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.