Alert archive / Minnesota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 63, NWS Twin Cities, MN

June 21, 20134 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 21, 2013, 1:37 AM CDT for 4 counties in Minnesota. It was in force for 53 min. 6 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, 1:37 AM CDT (06:37 UTC)
Expired: Jun 21, 2013, 2:30 AM CDT
In force: 53 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 90.0 mph

Counties Chippewa County, MN, Kandiyohi County, MN, Stearns County, MN, Swift County, MN

The radar

The Minneapolis radar (KMPX), 152 km from the middle of the area, began a volume at 06:37 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 21, 1:40 AM CDT	TSTM WND DMG	Brooten, MN	1 FOOT BRANCHES DOWN AND FLAG POLE BENT TO GROUND
Jun 21, 1:56 AM CDT	TSTM WND DMG	Belgrade, MN	AROUND A DOZEN 1 TO 3 FOOT DIAMETER TREES UPROOTED WITH POWERLINES DOWN.
Jun 21, 2:00 AM CDT	TSTM WND DMG	Brooten, MN	1 FOOT BRANCHES DOWN AND FLAG POLE BENT TO GROUND
Jun 21, 2:05 AM CDT	TSTM WND GST 61	4 W Willmar, MN	MEASURED AT WILLMAR AIRPORT
Jun 21, 2:09 AM CDT	TSTM WND GST 52	2 Wsw Clara City, MN
Jun 21, 2:13 AM CDT	TSTM WND GST 64	1 Wsw Paynesville, MN	MEASURED AT PAYNESVILLE 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 20, 8:53 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 6.6 hours before the alert went out and 150 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: 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.

389 
WUUS53 KMPX 210637
SVRMPX
MNC023-067-145-151-210730-
/O.NEW.KMPX.SV.W.0063.130621T0637Z-130621T0730Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
137 AM CDT FRI JUN 21 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA...
  NORTHWESTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...
  WESTERN STEARNS COUNTY IN CENTRAL MINNESOTA...
  EASTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 230 AM CDT

* AT 133 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 7 MILES SOUTHEAST OF GLENWOOD TO 6 MILES SOUTH OF
  BENSON TO APPLETON TO 9 MILES WEST OF MADISON...AND MOVING
  SOUTHEAST AT 30 MPH.

  THESE ARE VERY DANGEROUS STORMS.

  HAZARD...QUARTER SIZE HAIL AND 90 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. MOBILE HOMES WILL
           BE HEAVILY DAMAGED OR DESTROYED. HOMES AND BUSINESSES WILL
           HAVE SUBSTANTIAL ROOF AND WINDOW DAMAGE. FLYING DEBRIS
           WILL BE DEADLY TO PEOPLE AND ANIMALS. EXPECT EXTENSIVE
           TREE DAMAGE AND POWER OUTAGES.

* LOCATIONS IMPACTED INCLUDE...
  MONTEVIDEO...WILLMAR...PAYNESVILLE...BIG BEND CITY...DE GRAFF...
  MILAN...PADUA...MURDOCK...BROOTEN...SUNBURG...ELROSA...KERKHOVEN...
  WATSON...BELGRADE...SPRING HILL...GEORGEVILLE...PENNOCK...GLUEK...
  LAKE HENRY AND RAYMOND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS SITUATION WITH TORNADO LIKE WIND
SPEEDS EXPECTED. MOBILE HOMES AND HIGH PROFILE VEHICLES ARE
ESPECIALLY SUSCEPTIBLE TO WINDS OF THIS MAGNITUDE AND MAY BE
OVERTURNED. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A BUILDING. THESE STORMS HAVE THE POTENTIAL TO CAUSE
SERIOUS INJURY AND SIGNIFICANT PROPERTY DAMAGE.

&&

LAT...LON 4516 9586 4524 9557 4541 9529 4542 9514
      4558 9514 4561 9510 4545 9460 4490 9524
      4489 9548 4478 9549 4501 9587 4514 9602
TIME...MOT...LOC 0637Z 312DEG 28KT 4554 9528 4522 9558
          4515 9597 4498 9633

HAIL...1.00IN
WIND...90MPH

$$

BRB

1 follow-up statement

886 
WWUS53 KMPX 210709
SVSMPX

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

MNC023-067-145-151-210730-
/O.CON.KMPX.SV.W.0063.000000T0000Z-130621T0730Z/
CHIPPEWA MN-KANDIYOHI MN-STEARNS MN-SWIFT MN-
209 AM CDT FRI JUN 21 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
STEARNS AND NORTHWESTERN KANDIYOHI COUNTIES IN CENTRAL MINNESOTA...
AND EASTERN SWIFT AND CHIPPEWA COUNTIES IN WEST CENTRAL MINNESOTA
UNTIL 230 AM CDT...

AT 205 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM PAYNESVILLE TO 15 MILES NORTHEAST OF GRANITE FALLS...
AND MOVING SOUTHEAST 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...

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 4516 9586 4524 9557 4541 9529 4542 9514
      4558 9514 4561 9510 4545 9460 4490 9524
      4489 9548 4478 9549 4501 9587 4514 9602
TIME...MOT...LOC 0709Z 307DEG 41KT 4536 9467 4493 9525

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

$$

BRB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 8:48 PM CDT	Special Weather Statement	MPX	Douglas	42 min
Jun 20, 8:54 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Todd	66 min
Jun 20, 9:44 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	61 min
Jun 20, 9:50 PM CDT	Severe Thunderstorm Warning	MPX	Todd	25 min
Jun 20, 10:27 PM CDT	Flash Flood Watch	MPX	Benton, Chippewa, Douglas, Kandiyohi, Lac qui Parle, Meeker and 7 more	9 hr
Jun 20, 10:56 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	64 min
Jun 20, 11:21 PM CDT	Severe Thunderstorm Warning	MPX	Pope	54 min
Jun 20, 11:38 PM CDT	Flash Flood Warning	MPX	Pope, Stevens	6 hr
Jun 21, 12:11 AM CDT	Severe Thunderstorm Warning	MPX	Pope	64 min
Jun 21, 12:13 AM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison	47 min
Jun 21, 12:19 AM CDT	Flash Flood Warning	MPX	Pope	6 hr
Jun 21, 12:20 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Stevens	55 min
Jun 21, 12:50 AM CDT	Flash Flood Warning	MPX	Stevens	5 hr
Jun 21, 12:56 AM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Pope, Stevens, Swift	64 min
Jun 21, 12:58 AM CDT	Flash Flood Warning	MPX	Douglas, Pope, Stearns, Todd	5 hr
Jun 21, 1:31 AM CDT	Tornado Warning	MPX	Pope	29 min
Jun 21, 1:46 AM CDT	Flash Flood Warning	MPX	Pope, Stearns	5 hr
Jun 21, 1:52 AM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	53 min
Jun 21, 2:08 AM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, McLeod, Meeker, Renville, Stearns, Wright	67 min
Jun 21, 2:23 AM CDT	Severe Thunderstorm Warning	MPX	Benton, Sherburne, Stearns, Wright	67 min
Jun 21, 2:30 AM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Kandiyohi	45 min
Jun 21, 2:56 AM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, McLeod, Wright	64 min
Jun 21, 3:04 AM CDT	Severe Thunderstorm Warning	MPX	Anoka, Isanti, Kanabec, Mille Lacs, Sherburne	56 min
Jun 21, 3:14 AM CDT	Severe Thunderstorm Warning	MPX	Brown, McLeod, Nicollet, Redwood, Renville, Sibley	61 min
Jun 21, 3:33 AM CDT	Severe Thunderstorm Warning	MPX	Dakota, Ramsey, Scott, Washington	57 min
Jun 21, 4:07 AM CDT	Special Weather Statement	MPX	Blue Earth, Le Sueur, Rice, Steele, Waseca, Watonwan	53 min
Jun 21, 4:25 AM CDT	Severe Thunderstorm Warning	MPX	Goodhue, Rice	65 min
Jun 21, 6:03 AM CDT	Areal Flood Warning	MPX	Douglas, Pope, Stearns, Stevens, Todd	6 hr
Jun 21, 6:25 AM CDT	Flash Flood Warning	MPX	Blue Earth, Faribault, Freeborn, Martin, Waseca	4 hr
Jun 21, 6:39 AM CDT	Flash Flood Warning	MPX	Faribault, Freeborn	4 hr
Jun 21, 7:58 AM CDT	Special Weather Statement	MPX	Faribault	32 min
Jun 21, 8:07 AM CDT	Severe Thunderstorm Warning	MPX	Faribault, Martin	38 min
Jun 21, 10:54 AM CDT	River Flood Warning	MPX	Todd	6 days
Jun 21, 3:16 PM CDT	Flash Flood Watch	MPX	Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more	15 hr
Jun 21, 3:46 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	59 min
Jun 21, 4:32 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	13 min
Jun 21, 4:43 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	62 min
Jun 21, 4:50 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Swift	55 min
Jun 21, 5:01 PM CDT	Severe Thunderstorm Warning	MPX	Redwood, Renville, Yellow Medicine	59 min
Jun 21, 5:09 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stevens	66 min
Jun 21, 5:20 PM CDT	Areal Flood Advisory	MPX	Douglas, Pope, Stearns, Stevens, Todd	6 hr
Jun 21, 5:33 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Swift	57 min
Jun 21, 5:38 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker, Stearns	52 min
Jun 21, 5:39 PM CDT	Flash Flood Warning	MPX	Pope, Stevens	6 hr
Jun 21, 5:57 PM CDT	Severe Thunderstorm Warning	MPX	Redwood, Renville, Yellow Medicine	63 min
Jun 21, 6:07 PM CDT	Special Weather Statement	MPX	Morrison	68 min
Jun 21, 6:17 PM CDT	Special Weather Statement	MPX	McLeod	43 min
Jun 21, 6:24 PM CDT	Special Weather Statement	MPX	Anoka, Carver, Chisago, Hennepin, Isanti, Ramsey and 3 more	2 hr
Jun 21, 6:26 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns	49 min
Jun 21, 6:52 PM CDT	Severe Thunderstorm Warning	MPX	Carver, McLeod, Wright	38 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2013 Every 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.