Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 186, NWS Twin Cities, MN

June 19, 2012Redwood County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 19, 2012, 2:00 AM CDT for Redwood County, Minnesota. It was in force for 60 min. 2 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 19, 2012, 2:00 AM CDT (07:00 UTC)
Expired: Jun 19, 2012, 3:00 AM CDT
In force: 60 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.75 in
Wind: 60.0 mph

County Redwood County, MN

The radar

The Sioux Falls radar (KFSD), 145 km from the middle of the area, began a volume at 07:01 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 19, 2:40 AM CDT	HAIL 0.75	Redwood Falls, MN	DIME SIZED HAIL
Jun 19, 2:43 AM CDT	TSTM WND GST 45	Redwood Falls, MN	MEASURED AT REDWOOD FALLS MUNICIPAL AIRPORT

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.

Issued	Product	Office	Lasted
Jun 18, 10:08 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.0 hours before the alert went out and 143 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: 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.

872 
WUUS53 KMPX 190700
SVRMPX
MNC127-190800-
/O.NEW.KMPX.SV.W.0186.120619T0700Z-120619T0800Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  REDWOOD COUNTY IN SOUTHWEST MINNESOTA...

* UNTIL 300 AM CDT

* AT 159 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE AND DAMAGING
  WINDS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES NORTHEAST OF
  RUSSELL...OR ABOUT 7 MILES SOUTH OF MARSHALL...AND MOVING EAST AT
  45 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  REDWOOD FALLS...
  LUCAN...
  REVERE...
  VESTA...
  SEAFORTH...
  LAMBERTON...
  WABASSO...
  SANBORN...
  CLEMENTS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS
STORM...PREPARE IMMEDIATELY FOR DESTRUCTIVE HAIL...WHICH CAN
SIGNIFICANTLY DAMAGE WINDOWS...SIDING AND VEHICLES. DAMAGING WINDS
ARE ALSO EXPECTED...WHICH WILL UPROOT TREES AND DOWN POWER LINES.
SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4454 9560 4455 9507 4429 9487 4428 9510
      4420 9512 4420 9558
TIME...MOT...LOC 0700Z 260DEG 39KT 4436 9582
WIND...HAIL 60MPH 1.75IN

$$

2 follow-up statements

099 
WWUS53 KMPX 190723
SVSMPX

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

MNC127-190800-
/O.CON.KMPX.SV.W.0186.000000T0000Z-120619T0800Z/
REDWOOD MN-
223 AM CDT TUE JUN 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR REDWOOD COUNTY
UNTIL 300 AM CDT...

AT 219 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING
WINDS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES WEST OF LUCAN...OR
13 MILES EAST OF MARSHALL...MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  REDWOOD FALLS...LUCAN...REVERE...VESTA...SEAFORTH...LAMBERTON...
  WABASSO...SANBORN...CLEMENTS AND WANDA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS
STORM...PREPARE IMMEDIATELY FOR DESTRUCTIVE HAIL...WHICH CAN
SIGNIFICANTLY DAMAGE WINDOWS...SIDING AND VEHICLES. DAMAGING WINDS
ARE ALSO EXPECTED...WHICH CAN UPROOT TREES AND DOWN POWER LINES. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4454 9560 4455 9507 4429 9487 4428 9510
      4420 9512 4420 9558
TIME...MOT...LOC 0723Z 260DEG 39KT 4440 9549
WIND...HAIL 60MPH 1.75IN

$$

876 
WWUS53 KMPX 190739
SVSMPX

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

MNC127-190800-
/O.CON.KMPX.SV.W.0186.000000T0000Z-120619T0800Z/
REDWOOD MN-
239 AM CDT TUE JUN 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
REDWOOD COUNTY UNTIL 300 AM CDT...

AT 237 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING
WINDS OF 60 MPH.  THIS STORM WAS LOCATED NEAR WABASSO...OR 11 MILES
SOUTHWEST OF REDWOOD FALLS...MOVING EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  REDWOOD FALLS AND CLEMENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS
STORM...PREPARE IMMEDIATELY FOR DESTRUCTIVE HAIL...WHICH CAN
SIGNIFICANTLY DAMAGE WINDOWS...SIDING AND VEHICLES. DAMAGING WINDS
ARE ALSO EXPECTED...WHICH CAN UPROOT TREES AND DOWN POWER LINES. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4421 9540 4454 9537 4455 9507 4429 9487
      4428 9510 4421 9512 4420 9514
TIME...MOT...LOC 0739Z 259DEG 47KT 4441 9518
WIND...HAIL 60MPH 1.75IN

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 11:47 PM CDT	Special Weather Statement	MPX	Lac qui Parle, Yellow Medicine	43 min
Jun 19, 1:11 AM CDT	Special Weather Statement	MPX	Kandiyohi	49 min
Jun 19, 2:07 AM CDT	Special Weather Statement	MPX	Chippewa	38 min
Jun 19, 2:20 AM CDT	Severe Thunderstorm Warning	MPX	Redwood, Renville, Yellow Medicine	40 min
Jun 19, 2:43 AM CDT	Special Weather Statement	MPX	Hennepin, Ramsey, Washington	62 min
Jun 19, 2:44 AM CDT	Severe Thunderstorm Warning	MPX	Brown, Nicollet, Redwood, Renville, Sibley	46 min
Jun 19, 3:19 AM CDT	Severe Thunderstorm Warning	MPX	Brown, Le Sueur, McLeod, Nicollet, Rice, Scott and 1 more	41 min
Jun 19, 3:30 AM CDT	Special Weather Statement	MPX	Carver, Dakota, Goodhue, Le Sueur, Rice, Scott	45 min
Jun 19, 3:50 AM CDT	Severe Thunderstorm Warning	MPX	Carver, Dakota, Hennepin, Ramsey, Scott, Wright	40 min
Jun 19, 3:55 AM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue, Le Sueur, Rice, Scott	50 min
Jun 19, 4:26 AM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue, Ramsey, Washington	64 min
Jun 19, 4:38 AM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue	52 min
Jun 19, 5:53 AM CDT	Special Weather Statement	MPX	Ramsey, Washington	37 min
Jun 19, 6:11 AM CDT	Severe Thunderstorm Warning	MPX	Dakota, Ramsey, Washington	34 min
Jun 19, 11:57 AM CDT	River Flood Warning	MPX	Wright	9 days
Jun 19, 12:25 PM CDT	River Flood Watch	MPX	Todd	25 hr
Jun 19, 12:25 PM CDT	River Flood Watch	MPX	Hennepin, Wright	10 hr
Jun 19, 6:44 PM CDT	Special Weather Statement	MPX	Douglas	46 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.