Alert archive / Minnesota / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 108, NWS Twin Cities, MN

June 13, 2001Morrison County, Stearns County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 13, 2001, 6:57 PM CDT for Morrison County, Stearns County, Minnesota. It was in force for 63 min. 3 reports 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, 6:57 PM CDT (23:57 UTC)
Expired: Jun 13, 2001, 8:00 PM CDT
In force: 63 min
Issued by: NWS Twin Cities, MN
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Morrison County, MN, Stearns County, MN

The radar

The Minneapolis radar (KMPX), 122 km from the middle of the area, began a volume at 23:58 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

Time	Report	Where	Remark
Jun 13, 7:05 PM CDT	Hail 0.75	Albany, MN
Jun 13, 7:07 PM CDT	Hail 0.88	Albany, MN
Jun 13, 8:00 PM CDT	Tornado F2	Flensburg, MN	One home lost its roof. Several sheds and outbuildings blown down. Two additional homes sustained minor damage.

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

Minneapolis, MN (KMPX), launched 12:00Z, 12.0 hours before the alert went out and 120 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: 5 J/kg
Mixed-layer CIN: -599 J/kg
Mixed-layer LCL: 1314 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 207 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.

980 
WUUS53 KMPX 132357
SVRMSP
MNC097-145-140100-

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STEARNS COUNTY IN MINNESOTA
  MORRISON COUNTY IN MINNESOTA

* UNTIL 800 PM CDT

* AT 657 PM CDT... A SEVERE THUNDERSTORM WITH LARGE HAIL 2 MILES
  SOUTHEAST OF RICHMOND...OR ABOUT 17 MILES SOUTHWEST OF ST CLOUD...
  MOVING NORTH AT 40 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  LITTLE FALLS.
  ALBANY.

THIS IS A DANGEROUS STORM WITH LARGE HAIL...STAY INDOORS AWAY FROM 
WINDOWS. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR 
NO ADVANCE WARNING.

LAT...LON 4539 9462 4538 9436 4624 9426 4625 9461

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 9:51 PM CDT	Severe Thunderstorm Warning	MPX	Martin	54 min
Jun 12, 11:07 PM CDT	Severe Thunderstorm Warning	MPX	Faribault	53 min
Jun 13, 12:00 AM CDT	Severe Thunderstorm Warning	MPX	Faribault, Martin	60 min
Jun 13, 12:17 AM CDT	Severe Thunderstorm Warning	MPX	Freeborn	58 min
Jun 13, 3:19 AM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	41 min
Jun 13, 5:12 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	48 min
Jun 13, 5:55 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	35 min
Jun 13, 6:19 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	26 min
Jun 13, 6:26 PM CDT	Tornado Warning	MPX	Douglas	34 min
Jun 13, 6:36 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	54 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2001 Every severe thunderstorm warning 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.