Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 50, NWS Twin Cities, MN

June 11, 20174 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2017, 5:56 AM CDT for 4 counties in Minnesota. It was in force for 49 min. 10 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 11, 2017, 5:56 AM CDT (10:56 UTC)
Expired
Jun 11, 2017, 6:45 AM CDT
In force
49 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Chippewa County, MN, Lac qui Parle County, MN, Swift County, MN, Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 165 km from the middle of the area, began a volume at 10:57 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

TimeReportWhereRemark
Jun 11, 6:06 AM CDTTSTM WND DMGMarietta, MNPOWER LINES DOWN.
Jun 11, 6:06 AM CDTTSTM WND DMGMarietta, MNTREES DOWN ALL OVER TOWN.
Jun 11, 6:06 AM CDTHAIL 1.75Marietta, MN
Jun 11, 6:14 AM CDTTSTM WND GST 531 Sse Madison, MNAWOS STATION DXX, MADISON AP.
Jun 11, 6:16 AM CDTTSTM WND GST 711 Sse Madison, MNAWOS STATION DXX, MADISON AP.
Jun 11, 6:24 AM CDTTSTM WND DMGDawson, MNTREES AND POWER LINES DOWN.
Jun 11, 6:32 AM CDTHAIL 0.75Boyd, MN
Jun 11, 6:35 AM CDTTSTM WND DMG6 Nnw Canby, MNPOWER LINES DOWN.
Jun 11, 6:35 AM CDTTSTM WND DMGMontevideo, MNPOWER LINES AND TREES DOWN IN TOWN.
Jun 11, 6:40 AM CDTTSTM WND DMGBoyd, MNBRANCHES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 11, 2:37 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 10.9 hours before the alert went out and 184 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, Aberdeen, SD at 00:00Z on 2017-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2017-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.1939587897Sfc1 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
2888 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

857 
WUUS53 KMPX 111056
SVRMPX
MNC023-073-151-173-111145-
/O.NEW.KMPX.SV.W.0050.170611T1056Z-170611T1145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
556 AM CDT SUN JUN 11 2017

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Lac qui Parle County in west central Minnesota...
  Western Chippewa County in west central Minnesota...
  Yellow Medicine County in west central Minnesota...
  Southwestern Swift County in west central Minnesota...

* Until 645 AM CDT

* At 554 AM CDT, severe thunderstorms were located along a line
  extending from near La Bolt to near Lake Cochrane Rec Area, moving
  northeast at 55 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Severe thunderstorms will be near,
  Canby around 605 AM CDT. 
  Bellingham around 615 AM CDT.
  Dawson around 625 AM CDT.
  Appleton, Clarkfield and Boyd around 630 AM CDT.
  Montevideo and Watson around 640 AM CDT. 

Other locations impacted by these severe thunderstorms include
Nassau, Providence, Madison Airport, Hazel Run, Louisburg, Spring
Creek, Montevideo Airport, Burr, St. Leo and Cerro Gordo.

This includes the following highways...
 U.S. Highway 212 between mile markers 0 and 52.
 U.S. Highway 75 between mile markers 95 and 121.
 U.S. Highway 59 between mile markers 91 and 107.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4513 9646 4519 9612 4518 9610 4519 9610
      4522 9595 4487 9548 4477 9549 4464 9599
      4463 9645
TIME...MOT...LOC 1054Z 246DEG 50KT 4507 9671 4470 9652 

HAIL...<.75IN
WIND...60MPH
 
$$

TDK
2 follow-up statements
702 
WWUS53 KMPX 111119
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
619 AM CDT SUN JUN 11 2017

MNC023-073-151-173-111145-
/O.CON.KMPX.SV.W.0050.000000T0000Z-170611T1145Z/
Lac qui Parle MN-Chippewa MN-Yellow Medicine MN-Swift MN-
619 AM CDT SUN JUN 11 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CDT
FOR LAC QUI PARLE...CENTRAL CHIPPEWA...YELLOW MEDICINE AND
SOUTHWESTERN SWIFT COUNTIES...

At 619 AM CDT, severe thunderstorms were located along a line
extending from near Louisburg to near St. Leo, moving east at 60 mph.

HAZARD...70 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings. 

These severe storms will be near...
  Appleton around 625 AM CDT. 
  Clarkfield, Milan and Boyd around 630 AM CDT. 
  Granite Falls around 645 AM CDT. 

Other locations impacted by these severe thunderstorms include
Nassau, Providence, Madison Airport, Hazel Run, Louisburg, Spring
Creek, Montevideo Airport, Burr, St. Leo and Cerro Gordo.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4513 9646 4519 9612 4518 9610 4519 9610
      4522 9595 4487 9548 4477 9549 4464 9599
      4463 9645
TIME...MOT...LOC 1119Z 253DEG 51KT 4513 9615 4475 9606 

HAIL...1.00IN
WIND...70MPH
 
$$

jrb
388 
WWUS53 KMPX 111129
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
629 AM CDT SUN JUN 11 2017

MNC023-073-151-173-111145-
/O.CON.KMPX.SV.W.0050.000000T0000Z-170611T1145Z/
Lac qui Parle MN-Chippewa MN-Yellow Medicine MN-Swift MN-
629 AM CDT SUN JUN 11 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CDT
FOR EASTERN LAC QUI PARLE...CENTRAL CHIPPEWA...CENTRAL YELLOW
MEDICINE AND SOUTHWESTERN SWIFT COUNTIES...

At 628 AM CDT, severe thunderstorms were located along a line
extending from near Appleton to near Boyd, moving northeast at 60
mph.

HAZARD...70 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings. 

These severe storms will be near...
  Montevideo around 640 AM CDT. 
  Granite Falls around 645 AM CDT. 

Other locations impacted by these severe thunderstorms include
Providence, Madison Airport, Hazel Run, Louisburg, Spring Creek,
Montevideo Airport, St. Leo and Cerro Gordo.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4515 9630 4519 9612 4518 9610 4519 9610
      4522 9595 4487 9548 4477 9549 4464 9599
      4463 9633 4491 9622
TIME...MOT...LOC 1128Z 246DEG 50KT 4518 9598 4480 9589 

HAIL...1.00IN
WIND...70MPH
 
$$

jrb

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 6:09 AM CDTSevere Thunderstorm WarningMPXLac qui Parle, Swift36 min
Jun 11, 6:24 AM CDTSevere Thunderstorm WarningMPXChippewa, Swift66 min
Jun 11, 6:27 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine48 min
Jun 11, 6:50 AM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Redwood, Renville55 min
Jun 11, 7:05 AM CDTSevere Thunderstorm WarningMPXBrown, Redwood55 min
Jun 11, 7:21 AM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker, Sibley, Wright54 min
Jun 11, 7:34 AM CDTTornado WarningMPXKandiyohi, Meeker26 min
Jun 11, 7:38 AM CDTSevere Thunderstorm WarningMPXStearns, Wright52 min
Jun 11, 7:50 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright55 min
Jun 11, 7:56 AM CDTSpecial Weather StatementMPXChippewa, Lac qui Parle, Pope, Stevens, Swift, Yellow Medicine109 min
Jun 11, 8:00 AM CDTSpecial Weather StatementMPXBrown45 min
Jun 11, 8:05 AM CDTSpecial Weather StatementMPXBenton, Morrison, Sherburne40 min
Jun 11, 8:10 AM CDTSevere Thunderstorm WarningMPXLe Sueur, McLeod, Scott, Sibley50 min
Jun 11, 8:24 AM CDTSpecial Weather StatementMPXNicollet51 min
Jun 11, 8:27 AM CDTSevere Thunderstorm WarningMPXAnoka, Dakota, Hennepin, Ramsey, Scott48 min
Jun 11, 8:38 AM CDTSpecial Weather StatementMPXChisago, Isanti67 min
Jun 11, 8:50 AM CDTSevere Thunderstorm WarningMPXDakota, Washington40 min
Jun 11, 9:00 AM CDTSpecial Weather StatementMPXGoodhue, Le Sueur, Rice60 min
Jun 11, 9:02 AM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Washington28 min
Jun 11, 9:37 AM CDTSevere Thunderstorm WarningMPXGoodhue38 min
Jun 11, 9:41 AM CDTSpecial Weather StatementMPXBenton, Douglas, Morrison, Pope, Stearns, Todd109 min
Jun 11, 4:08 PM CDTSpecial Weather StatementMPXWright37 min
Jun 11, 4:27 PM CDTSpecial Weather StatementMPXIsanti33 min
Jun 11, 5:11 PM CDTSpecial Weather StatementMPXWright34 min
Jun 11, 5:57 PM CDTSpecial Weather StatementMPXRamsey33 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2017Every severe thunderstorm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.