Alert archive / Minnesota / Tornado Warnings in 2003

Tornado Warning 2, NWS Grand Forks, ND

June 6, 2003Becker County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Jun 6, 2003, 4:51 PM CDT for Becker County, Minnesota. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 6, 2003, 4:51 PM CDT (21:51 UTC)
Expired: Jun 6, 2003, 5:30 PM CDT
In force: 39 min
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

County Becker County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 108 km from the middle of the area, began a volume at 21:51 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.

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 9.9 hours before the alert went out and 269 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 19 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 1304 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 56 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.

474 
WFUS53 KFGF 062151
TORFGF
MNC005-062230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
451 PM CDT FRI JUN 6 2003

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...

  NORTHWESTERN BECKER COUNTY IN NORTHWEST MINNESOTA.

* UNTIL 530 PM CDT.

* AT 446 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION OVER WESTERN BECKER
  COUNTY...OR ABOUT 18 MILES NORTHWEST OF DETROIT LAKES.  THE STORM
  WAS NEARLY STATIONARY.

* THE TORNADO WILL REMAIN IN RURAL AREAS OF

  WESTERN BECKER COUNTY BETWEEN OGEMA AND ULEN.  

THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH OF THIS TORNADO
ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING.

LAT...LON 4713 9616 4694 9617 4688 9597 4711 9599

$$

DK/GUST

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 7:28 PM CDT	Severe Thunderstorm Warning	FGF	Roseau	62 min
Jun 6, 1:07 PM CDT	Severe Thunderstorm Warning	FGF	Roseau	38 min
Jun 6, 3:58 PM CDT	Severe Thunderstorm Warning	FGF	Clay	47 min
Jun 6, 4:11 PM CDT	Severe Thunderstorm Warning	FGF	Polk	49 min
Jun 6, 4:35 PM CDT	Severe Thunderstorm Warning	FGF	Marshall	40 min
Jun 6, 4:47 PM CDT	Severe Thunderstorm Warning	FGF	Clay	43 min
Jun 6, 5:07 PM CDT	Severe Thunderstorm Warning	FGF	Red Lake	38 min
Jun 6, 5:12 PM CDT	Severe Thunderstorm Warning	FGF	Norman	48 min
Jun 6, 5:14 PM CDT	Flash Flood Warning	FGF	Clay	4 hr

Nearby

Tornado Warnings in Minnesota, 2003 Every tornado warning in 2003 Tornadoes 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.