Alert archive / Minnesota / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 87, NWS Twin Cities, MN

June 11, 2001Hennepin County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2001, 5:26 PM CDT for Hennepin County, Wright County, Minnesota. It was in force for 64 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 11, 2001, 5:26 PM CDT (22:26 UTC)
Expired
Jun 11, 2001, 6:30 PM CDT
In force
64 min
Issued by
NWS Twin Cities, MN
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Hennepin County, MN, Wright County, MN

What was reported inside it

TimeReportWhereRemark
Jun 11, 5:45 PM CDTHail 0.75Long Lake, MN
Jun 11, 5:53 PM CDTHail 1.75Hopkins, MN
Jun 11, 6:08 PM CDTHail 0.75Minneapolis/St Paul, MNAt MSP International Airport.

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.

IssuedProductOfficeLasted
Jun 11, 3:00 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.4 hours before the alert went out and 31 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-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2001-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2001-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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.

446 
WUUS53 KMPX 112229
SVRMSP
MNC053-171-112330-

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA
  EASTERN WRIGHT COUNTY IN CENTRAL MINNESOTA

* UNTIL 630 PM CDT

* AT 526 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE   
  HAIL 3 MILES SOUTH OF WAVERLY...OR ABOUT 35 MILES WEST OF          
  MINNEAPOLIS. MOVEMENT WAS EAST AT 25 MPH. THIS STORM HAS A HISTORY 
  OF 2 INCH HAIL.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  LAKE MINNETONKA. 
  EDEN PRAIRIE.
  BLOOMINGTON.
  DELANO.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.

LAT...LON 4522 9397 4500 9401 4492 9334 4520 9346

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 9:48 AM CDTSevere Thunderstorm WarningMPXDouglas42 min
Jun 11, 10:22 AM CDTSevere Thunderstorm WarningMPXTodd53 min
Jun 11, 10:45 AM CDTSevere Thunderstorm WarningMPXMorrison, Stearns45 min
Jun 11, 11:01 AM CDTSevere Thunderstorm WarningMPXDouglas44 min
Jun 11, 11:13 AM CDTSevere Thunderstorm WarningMPXTodd62 min
Jun 11, 12:36 PM CDTSevere Thunderstorm WarningMPXMorrison39 min
Jun 11, 2:05 PM CDTSevere Thunderstorm WarningMPXStevens, Swift40 min
Jun 11, 2:19 PM CDTSevere Thunderstorm WarningMPXDouglas, Pope56 min
Jun 11, 2:19 PM CDTSevere Thunderstorm WarningMPXTodd56 min
Jun 11, 2:42 PM CDTTornado WarningMPXSwift48 min
Jun 11, 2:48 PM CDTTornado WarningMPXTodd32 min
Jun 11, 2:49 PM CDTSevere Thunderstorm WarningMPXMorrison56 min
Jun 11, 3:15 PM CDTSevere Thunderstorm WarningMPXPope45 min
Jun 11, 3:24 PM CDTTornado WarningMPXKandiyohi, Swift36 min
Jun 11, 3:29 PM CDTSevere Thunderstorm WarningMPXBenton31 min
Jun 11, 3:46 PM CDTSevere Thunderstorm WarningMPXMille Lacs44 min
Jun 11, 3:50 PM CDTSevere Thunderstorm WarningMPXSherburne40 min
Jun 11, 3:55 PM CDTTornado WarningMPXKandiyohi, Meeker50 min
Jun 11, 4:00 PM CDTSevere Thunderstorm WarningMPXBenton30 min
Jun 11, 4:03 PM CDTSevere Thunderstorm WarningMPXStearns57 min
Jun 11, 4:05 PM CDTSevere Thunderstorm WarningMPXIsanti, Kanabec40 min
Jun 11, 4:18 PM CDTSevere Thunderstorm WarningMPXWashington42 min
Jun 11, 4:18 PM CDTSevere Thunderstorm WarningMPXDakota42 min
Jun 11, 4:30 PM CDTSevere Thunderstorm WarningMPXAnoka, Chisago45 min
Jun 11, 4:30 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright45 min
Jun 11, 4:30 PM CDTSevere Thunderstorm WarningMPXRamsey45 min
Jun 11, 4:41 PM CDTTornado WarningMPXMcLeod, Meeker, Wright49 min
Jun 11, 5:10 PM CDTSevere Thunderstorm WarningMPXChisago, Washington35 min
Jun 11, 5:10 PM CDTTornado WarningMPXCarver50 min
Jun 11, 5:43 PM CDTSevere Thunderstorm WarningMPXDakota, Scott47 min
Jun 11, 5:43 PM CDTSevere Thunderstorm WarningMPXCarver47 min
Jun 11, 5:51 PM CDTSevere Thunderstorm WarningMPXRamsey, Washington39 min
Jun 11, 6:17 PM CDTSevere Thunderstorm WarningMPXGoodhue58 min
Jun 11, 6:32 PM CDTSevere Thunderstorm WarningMPXDakota28 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2001Every 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.