Alert archive / Minnesota / Tornado Warnings in 2001

Tornado Warning 32, NWS Twin Cities, MN

June 13, 2001Morrison County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jun 13, 2001, 7:49 PM CDT for Morrison 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 13, 2001, 7:49 PM CDT (00:49 UTC)
Expired: Jun 13, 2001, 8:20 PM CDT
In force: 31 min
Issued by: NWS Twin Cities, MN
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Morrison County, MN

The radar

The Minneapolis radar (KMPX), 166 km from the middle of the area, began a volume at 00:49 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

Time	Report	Where	Remark
Jun 13, 8:14 PM CDT	Hail 0.75	Baxter, 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 watch it was issued in

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

Issued	Product	Office	Lasted
Jun 13, 7:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.8 hours before the alert went out and 165 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: 4556 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 989 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 101 m²/s²
0-3 km storm-relative helicity: 167 m²/s²
Significant tornado parameter: 3.1
Supercell composite: 20.8

Open this sounding in Storm Lab

The text

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

367 
WFUS53 KMPX 140049
TORMSP
MNC097-140120-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
749 PM CDT WED JUN 13 2001

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  MORRISON COUNTY IN MINNESOTA

* UNTIL 820 PM CDT

* AT 749 PM CDT...RADAR INDICATED A DEVELOPING TORNADO OVER
  RANDALL...OR ABOUT 9 MILES NORTHWEST OF LITTLE FALLS...MOVING NORTH
  AT 30 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE...
  RANDALL.

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

LAT...LON 4605 9460 4602 9435 4643 9422 4647 9454

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 7:08 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Todd	52 min
Jun 13, 7:48 PM CDT	Tornado Warning	MPX	Todd	27 min
Jun 13, 8:03 PM CDT	Severe Thunderstorm Warning	MPX	Douglas	42 min
Jun 13, 8:16 PM CDT	Severe Thunderstorm Warning	MPX	Todd	44 min
Jun 13, 8:31 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	44 min
Jun 13, 8:33 PM CDT	Severe Thunderstorm Warning	MPX	Morrison	57 min
Jun 13, 8:38 PM CDT	Tornado Warning	MPX	Todd	37 min
Jun 13, 9:09 PM CDT	Severe Thunderstorm Warning	MPX	Douglas	36 min
Jun 13, 9:33 PM CDT	Flash Flood Warning	MPX	Todd	3 hr
Jun 13, 9:47 PM CDT	Severe Thunderstorm Warning	MPX	Brown, Watonwan	43 min
Jun 13, 9:47 PM CDT	Severe Thunderstorm Warning	MPX	Martin	43 min
Jun 13, 10:13 PM CDT	Severe Thunderstorm Warning	MPX	Kanabec, Mille Lacs	47 min
Jun 13, 10:22 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Le Sueur, Nicollet	28 min
Jun 13, 10:32 PM CDT	Severe Thunderstorm Warning	MPX	Pope	43 min
Jun 13, 10:38 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Waseca	37 min
Jun 13, 10:56 PM CDT	Severe Thunderstorm Warning	MPX	Le Sueur, Rice, Scott, Steele	34 min
Jun 13, 10:59 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Stearns	46 min
Jun 13, 11:05 PM CDT	Severe Thunderstorm Warning	MPX	Freeborn	40 min
Jun 13, 11:21 PM CDT	Flash Flood Warning	MPX	Douglas, Mille Lacs, Morrison, Stearns	4 hr
Jun 13, 11:24 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue	56 min
Jun 14, 12:28 AM CDT	Flash Flood Warning	MPX	Faribault, Freeborn	3 hr

Nearby

Tornado Warnings in Minnesota, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.