Alert archive / Minnesota / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 40, NWS Twin Cities, MN

June 16, 2014Steele County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 16, 2014, 6:20 PM CDT for Steele County, Minnesota. It was in force for 40 min. 4 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 16, 2014, 6:20 PM CDT (23:20 UTC)
Expired
Jun 16, 2014, 7:00 PM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

County Steele County, MN

The radar

The Minneapolis radar (KMPX), 93 km from the middle of the area, began a volume at 23:22 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 16, 6:37 PM CDTTSTM WND GST 513 Nw Owatonna, MNREPORTED AT OWATONNA AIRPORT
Jun 16, 6:43 PM CDTTSTM WND DMGHope, MNFOUR TO SIX INCH DIAMETER TREE BRANCHES SEVERED.
Jun 16, 6:47 PM CDTTSTM WND DMG2 E Hope, MNFOUR TO SIX INCH DIAMETER TREE BRANCHES SEVERED. THREE FOOT DIAMETER TREE DOWN OVER COUNTY ROAD 218.
Jun 16, 6:51 PM CDTTSTM WND GST 625 Nne Ellendale, MN

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 16, 12:25 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.3 hours before the alert went out and 94 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 2014-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 12:00Z on 2014-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 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
15 J/kg
Mixed-layer CIN
-158 J/kg
Mixed-layer LCL
1817 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
264 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.

441 
WUUS53 KMPX 162320
SVRMPX
MNC147-170000-
/O.NEW.KMPX.SV.W.0040.140616T2320Z-140617T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
620 PM CDT MON JUN 16 2014

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STEELE COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 700 PM CDT

* AT 617 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 8 MILES NORTHEAST OF WASECA TO 14 MILES NORTH OF
  ALBERT LEA...AND MOVING EAST AT 40 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.

* LOCATIONS IMPACTED INCLUDE...
  OWATONNA...RICE LAKE STATE PARK...ELLENDALE...OWATONNA AIRPORT...
  CLINTON FALLS...MEDFORD...STEELE CENTER...MERTON...MOLAND...BIXBY
  AND BLOOMING PRAIRIE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

&&

LAT...LON 4419 9305 4385 9305 4385 9339 4419 9341
TIME...MOT...LOC 2320Z 270DEG 33KT 4418 9337 4386 9337

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

$$

LRS
2 follow-up statements
983 
WWUS53 KMPX 162334
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
634 PM CDT MON JUN 16 2014

MNC147-170000-
/O.CON.KMPX.SV.W.0040.000000T0000Z-140617T0000Z/
STEELE MN-
634 PM CDT MON JUN 16 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR STEELE COUNTY
UNTIL 700 PM CDT...

AT 633 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES NORTH OF OWATONNA TO 15 MILES NORTH OF
HAYWARD...AND MOVING EAST AT 40 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.

LOCATIONS IMPACTED INCLUDE...
RICE LAKE STATE PARK...MERTON...BIXBY...MOLAND AND BLOOMING PRAIRIE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

&&

LAT...LON 4419 9305 4385 9305 4385 9339 4419 9341
TIME...MOT...LOC 2335Z 270DEG 33KT 4418 9318 4386 9318

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

$$

LRS
752 
WWUS53 KMPX 162346
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
646 PM CDT MON JUN 16 2014

MNC147-170000-
/O.CON.KMPX.SV.W.0040.000000T0000Z-140617T0000Z/
STEELE MN-
646 PM CDT MON JUN 16 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR STEELE COUNTY
UNTIL 700 PM CDT...

AT 644 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES NORTHWEST OF RICE LAKE STATE PARK TO 14 MILES
WEST OF HAYFIELD...AND MOVING EAST AT 40 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.

LOCATIONS IMPACTED INCLUDE...
BLOOMING PRAIRIE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

&&

LAT...LON 4419 9305 4385 9305 4385 9339 4419 9341
TIME...MOT...LOC 2347Z 270DEG 33KT 4418 9309 4386 9309

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

$$

LRS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 10:50 AM CDTRiver Flood WarningMPXBrown7 days
Jun 16, 10:50 AM CDTRiver Flood WarningMPXChippewa, Lac qui Parle, Yellow Medicine24 days
Jun 16, 11:08 AM CDTFlash Flood WatchMPXBlue Earth, Brown, Faribault, Freeborn, Goodhue, Le Sueur and 10 more13 hr
Jun 16, 1:07 PM CDTSpecial Weather StatementMPXChippewa, Lac qui Parle, Swift, Yellow Medicine53 min
Jun 16, 2:10 PM CDTSpecial Weather StatementMPXLac qui Parle65 min
Jun 16, 2:21 PM CDTSpecial Weather StatementMPXChippewa, Lac qui Parle, Swift54 min
Jun 16, 2:51 PM CDTAreal Flood WarningMPXChippewa, Kandiyohi, Lac qui Parle, Renville, Swift, Yellow Medicine3 hr
Jun 16, 3:14 PM CDTAreal Flood WarningMPXBrown, Nicollet, Redwood, Renville, Sibley3 hr
Jun 16, 3:31 PM CDTSpecial Weather StatementMPXMartin44 min
Jun 16, 3:43 PM CDTAreal Flood WarningMPXBlue Earth, Faribault, Martin, Watonwan3 hr
Jun 16, 3:46 PM CDTSevere Thunderstorm WarningMPXMartin, Watonwan44 min
Jun 16, 4:08 PM CDTTornado WarningMPXMartin37 min
Jun 16, 4:19 PM CDTHigh Wind WarningMPXAnoka, Brown, Carver, Chippewa, Chisago, Dakota and 23 more9 hr
Jun 16, 4:23 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Watonwan52 min
Jun 16, 4:33 PM CDTFlash Flood WarningMPXMartin, Watonwan3 hr
Jun 16, 4:34 PM CDTSevere Thunderstorm WarningMPXMartin56 min
Jun 16, 5:00 PM CDTAreal Flood WarningMPXFreeborn, Steele, Waseca4 hr
Jun 16, 5:14 PM CDTTornado WarningMPXMartin31 min
Jun 16, 5:17 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Watonwan58 min
Jun 16, 5:28 PM CDTSevere Thunderstorm WarningMPXFaribault, Martin62 min
Jun 16, 5:31 PM CDTFlash Flood WarningMPXBlue Earth, Watonwan3 hr
Jun 16, 5:31 PM CDTSevere Thunderstorm WarningMPXBlue Earth44 min
Jun 16, 5:39 PM CDTTornado WarningMPXBlue Earth36 min
Jun 16, 5:56 PM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice, Waseca49 min
Jun 16, 6:02 PM CDTSevere Thunderstorm WarningMPXFaribault, Freeborn58 min
Jun 16, 6:07 PM CDTFlash Flood WarningMPXBlue Earth, Le Sueur, Rice, Waseca3 hr
Jun 16, 6:42 PM CDTFlash Flood WarningMPXBlue Earth, Faribault, Freeborn, Steele, Waseca3 hr
Jun 16, 6:59 PM CDTSevere Thunderstorm WarningMPXFreeborn31 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2014Every severe thunderstorm warning in 2014

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.