Alert archive / Minnesota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 68, NWS Twin Cities, MN

June 21, 20134 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 21, 2013, 2:56 AM CDT for 4 counties in Minnesota. It was in force for 64 min. 9 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 21, 2013, 2:56 AM CDT (07:56 UTC)
Expired
Jun 21, 2013, 4:00 AM CDT
In force
64 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Carver County, MN, Hennepin County, MN, McLeod County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 10 km from the middle of the area, began a volume at 07:56 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 21, 3:07 AM CDTHAIL 0.75Winsted, MNESTIMATED 60 MPH WIND.
Jun 21, 3:10 AM CDTTSTM WND DMG1 Ese Monticello, MNTREE 30 INCHES IN DIAMETER DOWN. SMALLER BRANCHES FROM OTHER TREES ALSO DOWN.
Jun 21, 3:10 AM CDTTSTM WND GST 73Buffalo, MNMEASURED AT HOME WEATHER STATION
Jun 21, 3:14 AM CDTTSTM WND GST 662 Se Buffalo, MNMEASURED AT BUFFALO AIRPORT
Jun 21, 3:30 AM CDTTSTM WND DMG1 Ese Monticello, MNTREE 30 IN. IN DIAMETER DOWN. SMALLER BRANCHES FROM OTHER TREES ALSO DOWN.
Jun 21, 3:30 AM CDTTSTM WND DMG4 Ne Waconia, MNTREE DOWN AT HIGHWAY 7 AND COUNTY ROAD 11.
Jun 21, 3:37 AM CDTTSTM WND DMG4 Nnw Minneapolis, MNTWO 12 INCH DIAMETER TREES DOWN... NUMEROUS 2 TO 5 INCH BRANCHES DOWN... VICTORY MEMORIAL PARKWAY.
Jun 21, 3:39 AM CDTTSTM WND GST 551 Sw Eden Prairie, MNMEASURED AT FLYING CLOUD AIRPORT
Jun 21, 3:51 AM CDTTSTM WND GST 47Twin Cities Airport, MN47 MPH GUST AND HALF INCH HAIL

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 20, 8:53 PM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.9 hours before the alert went out and 9 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 00:00Z on 2013-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 84 joules per kilogram.LCLLFCEL10008507005003002001001 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, Minneapolis, MN at 00:00Z on 2013-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
84 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
2297 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
182 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

513 
WUUS53 KMPX 210756
SVRMPX
MNC019-053-085-171-210900-
/O.NEW.KMPX.SV.W.0068.130621T0756Z-130621T0900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
256 AM CDT FRI JUN 21 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 400 AM CDT

* AT 251 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 13 MILES SOUTHEAST OF ST CLOUD TO 12 MILES SOUTHWEST
  OF BUFFALO TO 7 MILES EAST OF OLIVIA...AND MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  MINNEAPOLIS...BUFFALO...GLENCOE...WACONIA...EXCELSIOR...MAPLE
  GROVE...PLYMOUTH...MINNETONKA...THE LAKE MINNETONKA AREA...BROOKLYN
  PARK...ST LOUIS PARK...EDEN PRAIRIE...BLOOMINGTON...TWIN CITIES
  AIRPORT...WAVERLY...MONTROSE...WINSTED...SILVER LAKE...MONTICELLO
  AND BISCAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD 
WIND DAMAGE. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS.

&&

LAT...LON 4530 9356 4526 9354 4515 9331 4504 9328
      4503 9321 4487 9319 4482 9324 4479 9334
      4482 9344 4480 9356 4476 9362 4471 9362
      4465 9375 4467 9377 4468 9389 4472 9389
      4476 9446 4520 9388 4531 9385
TIME...MOT...LOC 0756Z 291DEG 41KT 4538 9394 4507 9400
          4475 9478

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

$$

BRB
3 follow-up statements
486 
WWUS53 KMPX 210809
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
309 AM CDT FRI JUN 21 2013

MNC019-053-085-171-210900-
/O.CON.KMPX.SV.W.0068.000000T0000Z-130621T0900Z/
CARVER MN-HENNEPIN MN-MCLEOD MN-WRIGHT MN-
309 AM CDT FRI JUN 21 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
WRIGHT...NORTHERN MCLEOD...HENNEPIN AND CARVER COUNTIES UNTIL 400 AM
CDT...

AT 305 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 12 MILES NORTH OF BUFFALO TO 11 MILES NORTH OF WACONIA
TO 17 MILES EAST OF OLIVIA...AND MOVING EAST AT 50 MPH.

HAZARD...70 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE
         HOMES...ROOFS AND OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
MINNEAPOLIS...GLENCOE...WACONIA...EXCELSIOR...MINNETONKA...MAPLE
GROVE...PLYMOUTH...THE LAKE MINNETONKA AREA...BROOKLYN PARK...EDEN
PRAIRIE...ST LOUIS PARK...BLOOMINGTON...TWIN CITIES AIRPORT...LESTER
PRAIRIE...ROCKFORD...NEW GERMANY...GREENFIELD...INDEPENDENCE...
ALBERTVILLE AND ST MICHAEL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD 
WIND DAMAGE. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS.

&&

LAT...LON 4530 9356 4526 9354 4515 9331 4504 9328
      4503 9321 4487 9319 4482 9324 4479 9334
      4482 9344 4480 9356 4476 9362 4471 9362
      4465 9375 4467 9377 4468 9389 4472 9389
      4476 9446 4520 9388 4531 9385
TIME...MOT...LOC 0809Z 291DEG 42KT 4532 9374 4499 9380
          4470 9459

HAIL...<.75IN
WIND...70MPH

$$

BRB
472 
WWUS53 KMPX 210847
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
347 AM CDT FRI JUN 21 2013

MNC085-171-210857-
/O.CAN.KMPX.SV.W.0068.000000T0000Z-130621T0900Z/
MCLEOD MN-WRIGHT MN-
347 AM CDT FRI JUN 21 2013

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN WRIGHT AND NORTHERN
MCLEOD COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4467 9377 4468 9388 4472 9389 4473 9401
      4484 9401 4496 9371 4518 9336 4514 9331
      4504 9328 4502 9321 4487 9319 4479 9334
      4482 9344 4479 9358 4476 9362 4471 9363
      4465 9375
TIME...MOT...LOC 0847Z 292DEG 46KT 4500 9313 4491 9308
          4480 9314 4452 9393

$$

MNC019-053-210900-
/O.CON.KMPX.SV.W.0068.000000T0000Z-130621T0900Z/
CARVER MN-HENNEPIN MN-
347 AM CDT FRI JUN 21 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HENNEPIN AND
CARVER COUNTIES UNTIL 400 AM CDT...

AT 342 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM ROSEVILLE TO ST PAUL TO EAGAN TO 10 MILES EAST OF
GAYLORD...AND MOVING EAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD 
WIND DAMAGE. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS.

&&

LAT...LON 4467 9377 4468 9388 4472 9389 4473 9401
      4484 9401 4496 9371 4518 9336 4514 9331
      4504 9328 4502 9321 4487 9319 4479 9334
      4482 9344 4479 9358 4476 9362 4471 9363
      4465 9375
TIME...MOT...LOC 0847Z 292DEG 46KT 4500 9313 4491 9308
          4480 9314 4452 9393

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

$$

BRB
023 
WWUS53 KMPX 210900
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
400 AM CDT FRI JUN 21 2013

MNC019-053-210910-
/O.EXP.KMPX.SV.W.0068.000000T0000Z-130621T0900Z/
CARVER MN-HENNEPIN MN-
400 AM CDT FRI JUN 21 2013

...THE SEVERE THUNDERSTORM WARNING FOR HENNEPIN AND CARVER COUNTIES
HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.

LAT...LON 4467 9377 4468 9388 4472 9389 4473 9401
      4484 9401 4496 9371 4518 9336 4514 9331
      4504 9328 4502 9321 4487 9319 4479 9334
      4482 9344 4479 9358 4476 9362 4471 9363
      4465 9375
TIME...MOT...LOC 0847Z 292DEG 46KT 4499 9313 4490 9308
          4479 9314 4452 9394

$$

BRB

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 8:48 PM CDTSpecial Weather StatementMPXDouglas42 min
Jun 20, 8:54 PM CDTSevere Thunderstorm WarningMPXDouglas, Pope, Stearns, Todd66 min
Jun 20, 9:44 PM CDTSevere Thunderstorm WarningMPXStevens61 min
Jun 20, 9:50 PM CDTSevere Thunderstorm WarningMPXTodd25 min
Jun 20, 10:27 PM CDTFlash Flood WatchMPXBenton, Chippewa, Douglas, Kandiyohi, Lac qui Parle, Meeker and 7 more9 hr
Jun 20, 10:56 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine64 min
Jun 20, 11:21 PM CDTSevere Thunderstorm WarningMPXPope54 min
Jun 20, 11:38 PM CDTFlash Flood WarningMPXPope, Stevens6 hr
Jun 21, 12:11 AM CDTSevere Thunderstorm WarningMPXPope64 min
Jun 21, 12:13 AM CDTSevere Thunderstorm WarningMPXBenton, Morrison47 min
Jun 21, 12:19 AM CDTFlash Flood WarningMPXPope6 hr
Jun 21, 12:20 AM CDTSevere Thunderstorm WarningMPXDouglas, Stevens55 min
Jun 21, 12:50 AM CDTFlash Flood WarningMPXStevens5 hr
Jun 21, 12:56 AM CDTSevere Thunderstorm WarningMPXLac qui Parle, Pope, Stevens, Swift64 min
Jun 21, 12:58 AM CDTFlash Flood WarningMPXDouglas, Pope, Stearns, Todd5 hr
Jun 21, 1:31 AM CDTTornado WarningMPXPope29 min
Jun 21, 1:37 AM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi, Stearns, Swift53 min
Jun 21, 1:46 AM CDTFlash Flood WarningMPXPope, Stearns5 hr
Jun 21, 1:52 AM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine53 min
Jun 21, 2:08 AM CDTSevere Thunderstorm WarningMPXKandiyohi, McLeod, Meeker, Renville, Stearns, Wright67 min
Jun 21, 2:23 AM CDTSevere Thunderstorm WarningMPXBenton, Sherburne, Stearns, Wright67 min
Jun 21, 2:30 AM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi45 min
Jun 21, 3:04 AM CDTSevere Thunderstorm WarningMPXAnoka, Isanti, Kanabec, Mille Lacs, Sherburne56 min
Jun 21, 3:14 AM CDTSevere Thunderstorm WarningMPXBrown, McLeod, Nicollet, Redwood, Renville, Sibley61 min
Jun 21, 3:33 AM CDTSevere Thunderstorm WarningMPXDakota, Ramsey, Scott, Washington57 min
Jun 21, 4:07 AM CDTSpecial Weather StatementMPXBlue Earth, Le Sueur, Rice, Steele, Waseca, Watonwan53 min
Jun 21, 4:25 AM CDTSevere Thunderstorm WarningMPXGoodhue, Rice65 min
Jun 21, 6:03 AM CDTAreal Flood WarningMPXDouglas, Pope, Stearns, Stevens, Todd6 hr
Jun 21, 6:25 AM CDTFlash Flood WarningMPXBlue Earth, Faribault, Freeborn, Martin, Waseca4 hr
Jun 21, 6:39 AM CDTFlash Flood WarningMPXFaribault, Freeborn4 hr
Jun 21, 7:58 AM CDTSpecial Weather StatementMPXFaribault32 min
Jun 21, 8:07 AM CDTSevere Thunderstorm WarningMPXFaribault, Martin38 min
Jun 21, 10:54 AM CDTRiver Flood WarningMPXTodd6 days
Jun 21, 3:16 PM CDTFlash Flood WatchMPXAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more15 hr
Jun 21, 3:46 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine59 min
Jun 21, 4:32 PM CDTSevere Thunderstorm WarningMPXLac qui Parle13 min
Jun 21, 4:43 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine62 min
Jun 21, 4:50 PM CDTSevere Thunderstorm WarningMPXChippewa, Swift55 min
Jun 21, 5:01 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine59 min
Jun 21, 5:09 PM CDTSevere Thunderstorm WarningMPXDouglas, Pope, Stevens66 min
Jun 21, 5:20 PM CDTAreal Flood AdvisoryMPXDouglas, Pope, Stearns, Stevens, Todd6 hr
Jun 21, 5:33 PM CDTSevere Thunderstorm WarningMPXChippewa, Swift57 min
Jun 21, 5:38 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Stearns52 min
Jun 21, 5:39 PM CDTFlash Flood WarningMPXPope, Stevens6 hr
Jun 21, 5:57 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine63 min
Jun 21, 6:07 PM CDTSpecial Weather StatementMPXMorrison68 min
Jun 21, 6:17 PM CDTSpecial Weather StatementMPXMcLeod43 min
Jun 21, 6:24 PM CDTSpecial Weather StatementMPXAnoka, Carver, Chisago, Hennepin, Isanti, Ramsey and 3 more2 hr
Jun 21, 6:26 PM CDTSevere Thunderstorm WarningMPXMeeker, Stearns49 min
Jun 21, 6:52 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Wright38 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2013Every severe thunderstorm warning in 2013

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.