Alert archive / Minnesota / Tornado Warnings in 2002

Tornado Warning 4, NWS Twin Cities, MN

June 19, 2002Swift County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jun 19, 2002, 7:02 PM CDT for Swift County, Minnesota. It was in force for 28 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 19, 2002, 7:02 PM CDT (00:02 UTC)
Expired: Jun 19, 2002, 7:30 PM CDT
In force: 28 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Swift County, MN

The radar

The Aberdeen radar (KABR), 192 km from the middle of the area, began a volume at 00:02 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 19, 3:00 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.0 hours before the alert went out and 194 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: 2056 J/kg
Mixed-layer CIN: -253 J/kg
Mixed-layer LCL: 1172 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 340 m²/s²
0-3 km storm-relative helicity: 424 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KMPX 200002
TORMSP
MNC151-200030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
701 PM CDT WED JUN 19 2002

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  SWIFT COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 730 PM CDT

* AT 701 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
  TORNADO 6 MILES NORTH OF HOLLOWAY...OR ABOUT 15 MILES WEST OF
  BENSON...MOVING EAST AT 15 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE...
  DANVERS.
  BENSON.
  CLONTARF. 

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

LAT...LON 4541 9610 4527 9610 4528 9575 4541 9576

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 19, 7:07 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	23 min
Jun 19, 7:15 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Todd	45 min
Jun 19, 7:18 PM CDT	Severe Thunderstorm Warning	MPX	Pope	42 min
Jun 19, 7:59 PM CDT	Tornado Warning	MPX	Stearns	31 min
Jun 19, 8:31 PM CDT	Tornado Warning	MPX	Stearns	29 min
Jun 19, 8:34 PM CDT	Severe Thunderstorm Warning	MPX	Morrison	56 min
Jun 19, 9:08 PM CDT	Tornado Warning	MPX	Benton, Stearns	37 min
Jun 19, 10:55 PM CDT	Severe Thunderstorm Warning	MPX	Wright	35 min
Jun 19, 11:35 PM CDT	Severe Thunderstorm Warning	MPX	McLeod	40 min

Nearby

Tornado Warnings in Minnesota, 2002 Every tornado warning in 2002 Tornadoes 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.