Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 187, NWS Twin Cities, MN

June 19, 2012Redwood County, Renville County, Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 19, 2012, 2:20 AM CDT for Redwood County, Renville County, Yellow Medicine County, Minnesota. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 19, 2012, 2:20 AM CDT (07:20 UTC)
Expired
Jun 19, 2012, 3:00 AM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Redwood County, MN, Renville County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 139 km from the middle of the area, began a volume at 07:23 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 18, 10:08 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.3 hours before the alert went out and 136 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 2012-06-19Temperature 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, Minneapolis, MN at 00:00Z on 2012-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 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
2661 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
161 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.

077 
WUUS53 KMPX 190720
SVRMPX
MNC127-129-173-190800-
/O.NEW.KMPX.SV.W.0187.120619T0720Z-120619T0800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
220 AM CDT TUE JUN 19 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL REDWOOD COUNTY IN SOUTHWEST MINNESOTA...
  WESTERN RENVILLE COUNTY IN CENTRAL MINNESOTA...
  SOUTHEASTERN YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 300 AM CDT

* AT 219 AM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS...
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OF 60
  MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MAYNARD
  TO 6 MILES NORTHEAST OF WOOD LAKE TO VESTA...AND MOVING EAST AT 40
  MPH.

LOCATIONS IN THE WARNING INCLUDE...
  OLIVIA...
  MINNESOTA FALLS...
  ECHO...
  SACRED HEART...
  BELVIEW...
  RENVILLE...
  DANUBE...
  NORTH REDWOOD...
  BECHYN...
  MORTON...
  BIRD ISLAND...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS IN EXCESS OF 60 MPH AND LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 4472 9552 4477 9553 4477 9550 4477 9548
      4488 9548 4489 9488 4466 9484 4455 9487
      4456 9555
TIME...MOT...LOC 0721Z 270DEG 34KT 4487 9547 4471 9542
          4456 9545
WIND...HAIL 60MPH 1.00IN

$$
1 follow-up statement
880 
WWUS53 KMPX 190740
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
240 AM CDT TUE JUN 19 2012

MNC173-190755-
/O.CAN.KMPX.SV.W.0187.000000T0000Z-120619T0800Z/
YELLOW MEDICINE MN-
240 AM CDT TUE JUN 19 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN YELLOW MEDICINE
COUNTY IS CANCELLED...

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

LAT...LON 4463 9532 4469 9530 4473 9529 4479 9530
      4488 9530 4489 9488 4466 9484 4455 9487
      4456 9536
TIME...MOT...LOC 0740Z 272DEG 40KT 4486 9516 4470 9512
          4455 9515

$$

MNC127-129-190800-
/O.CON.KMPX.SV.W.0187.000000T0000Z-120619T0800Z/
REDWOOD MN-RENVILLE MN-
240 AM CDT TUE JUN 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
RENVILLE AND NORTH CENTRAL REDWOOD COUNTIES UNTIL 300 AM CDT...

AT 237 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM RENVILLE TO 5 MILES WEST OF BECHYN TO REDWOOD FALLS...
MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  OLIVIA...DANUBE...NORTH REDWOOD...BECHYN AND BIRD ISLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4463 9532 4469 9530 4473 9529 4479 9530
      4488 9530 4489 9488 4466 9484 4455 9487
      4456 9536
TIME...MOT...LOC 0740Z 272DEG 40KT 4486 9516 4470 9512
          4455 9515
WIND...HAIL 60MPH 1.00IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 11:47 PM CDTSpecial Weather StatementMPXLac qui Parle, Yellow Medicine43 min
Jun 19, 1:11 AM CDTSpecial Weather StatementMPXKandiyohi49 min
Jun 19, 2:00 AM CDTSevere Thunderstorm WarningMPXRedwood60 min
Jun 19, 2:07 AM CDTSpecial Weather StatementMPXChippewa38 min
Jun 19, 2:43 AM CDTSpecial Weather StatementMPXHennepin, Ramsey, Washington62 min
Jun 19, 2:44 AM CDTSevere Thunderstorm WarningMPXBrown, Nicollet, Redwood, Renville, Sibley46 min
Jun 19, 3:19 AM CDTSevere Thunderstorm WarningMPXBrown, Le Sueur, McLeod, Nicollet, Rice, Scott and 1 more41 min
Jun 19, 3:30 AM CDTSpecial Weather StatementMPXCarver, Dakota, Goodhue, Le Sueur, Rice, Scott45 min
Jun 19, 3:50 AM CDTSevere Thunderstorm WarningMPXCarver, Dakota, Hennepin, Ramsey, Scott, Wright40 min
Jun 19, 3:55 AM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Le Sueur, Rice, Scott50 min
Jun 19, 4:26 AM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Ramsey, Washington64 min
Jun 19, 4:38 AM CDTSevere Thunderstorm WarningMPXDakota, Goodhue52 min
Jun 19, 5:53 AM CDTSpecial Weather StatementMPXRamsey, Washington37 min
Jun 19, 6:11 AM CDTSevere Thunderstorm WarningMPXDakota, Ramsey, Washington34 min
Jun 19, 11:57 AM CDTRiver Flood WarningMPXWright9 days
Jun 19, 12:25 PM CDTRiver Flood WatchMPXTodd25 hr
Jun 19, 12:25 PM CDTRiver Flood WatchMPXHennepin, Wright10 hr
Jun 19, 6:44 PM CDTSpecial Weather StatementMPXDouglas46 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012Every severe thunderstorm warning in 2012

Sources

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