Alert archive / Minnesota / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 67, NWS Twin Cities, MN

June 11, 2001Morrison County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2001, 12:36 PM CDT for Morrison County, Minnesota. It was in force for 39 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 11, 2001, 12:36 PM CDT (17:36 UTC)
Expired: Jun 11, 2001, 1:15 PM CDT
In force: 39 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), 132 km from the middle of the area, began a volume at 17:36 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 11, 12:50 PM CDT	Hail 0.75	Buckman, 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 11, 9:30 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.6 hours before the alert went out and 131 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1636 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 168 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 KMPX 111736
SVRMSP
MNC097-111815-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1236 PM CDT MON JUN 11 2001

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN MORRISON COUNTY IN CENTRAL MINNESOTA

* UNTIL 115 PM CDT

* AT 1234 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH 
  LARGE HAIL 5 MILES SOUTHEAST OF LITTLE FALLS..  THE STORM WAS
  MOVING EAST AT 25 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  PIERZ.
  LASTRUP.
  HILLMAN.
  GENOLA.
  BUCKMAN.

THIS IS A DANGEROUS STORM WITH LARGE HAIL...STAY INDOORS AWAY FROM
WINDOWS.


LAT...LON 4599 9444 4582 9431 4585 9381 4613 9384
$$
TDK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 9:48 AM CDT	Severe Thunderstorm Warning	MPX	Douglas	42 min
Jun 11, 10:22 AM CDT	Severe Thunderstorm Warning	MPX	Todd	53 min
Jun 11, 10:45 AM CDT	Severe Thunderstorm Warning	MPX	Morrison, Stearns	45 min
Jun 11, 11:01 AM CDT	Severe Thunderstorm Warning	MPX	Douglas	44 min
Jun 11, 11:13 AM CDT	Severe Thunderstorm Warning	MPX	Todd	62 min
Jun 11, 2:05 PM CDT	Severe Thunderstorm Warning	MPX	Stevens, Swift	40 min
Jun 11, 2:19 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope	56 min
Jun 11, 2:19 PM CDT	Severe Thunderstorm Warning	MPX	Todd	56 min
Jun 11, 2:42 PM CDT	Tornado Warning	MPX	Swift	48 min
Jun 11, 2:48 PM CDT	Tornado Warning	MPX	Todd	32 min
Jun 11, 2:49 PM CDT	Severe Thunderstorm Warning	MPX	Morrison	56 min
Jun 11, 3:15 PM CDT	Severe Thunderstorm Warning	MPX	Pope	45 min
Jun 11, 3:24 PM CDT	Tornado Warning	MPX	Kandiyohi, Swift	36 min
Jun 11, 3:29 PM CDT	Severe Thunderstorm Warning	MPX	Benton	31 min
Jun 11, 3:46 PM CDT	Severe Thunderstorm Warning	MPX	Mille Lacs	44 min
Jun 11, 3:50 PM CDT	Severe Thunderstorm Warning	MPX	Sherburne	40 min
Jun 11, 3:55 PM CDT	Tornado Warning	MPX	Kandiyohi, Meeker	50 min
Jun 11, 4:00 PM CDT	Severe Thunderstorm Warning	MPX	Benton	30 min
Jun 11, 4:03 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	57 min
Jun 11, 4:05 PM CDT	Severe Thunderstorm Warning	MPX	Isanti, Kanabec	40 min
Jun 11, 4:18 PM CDT	Severe Thunderstorm Warning	MPX	Washington	42 min
Jun 11, 4:18 PM CDT	Severe Thunderstorm Warning	MPX	Dakota	42 min
Jun 11, 4:30 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Chisago	45 min
Jun 11, 4:30 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, Wright	45 min
Jun 11, 4:30 PM CDT	Severe Thunderstorm Warning	MPX	Ramsey	45 min
Jun 11, 4:41 PM CDT	Tornado Warning	MPX	McLeod, Meeker, Wright	49 min
Jun 11, 5:10 PM CDT	Severe Thunderstorm Warning	MPX	Chisago, Washington	35 min
Jun 11, 5:10 PM CDT	Tornado Warning	MPX	Carver	50 min
Jun 11, 5:26 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin, Wright	64 min
Jun 11, 5:43 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Scott	47 min
Jun 11, 5:43 PM CDT	Severe Thunderstorm Warning	MPX	Carver	47 min
Jun 11, 5:51 PM CDT	Severe Thunderstorm Warning	MPX	Ramsey, Washington	39 min
Jun 11, 6:17 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	58 min
Jun 11, 6:32 PM CDT	Severe Thunderstorm Warning	MPX	Dakota	28 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.