Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 201, NWS Twin Cities, MN

August 10, 2016Kandiyohi County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 10, 2016, 6:21 PM CDT for Kandiyohi County, Minnesota. It was in force for 39 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: Aug 10, 2016, 6:21 PM CDT (23:21 UTC)
Expired: Aug 10, 2016, 7:00 PM CDT
In force: 39 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Kandiyohi County, MN

The radar

The Minneapolis radar (KMPX), 121 km from the middle of the area, began a volume at 23:23 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.

Issued	Product	Office	Lasted
Aug 10, 4:20 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.4 hours before the alert went out and 118 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: 537 J/kg
Mixed-layer CIN: -127 J/kg
Mixed-layer LCL: 910 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

As transmitted.

485 
WUUS53 KMPX 102321
SVRMPX
MNC067-110000-
/O.NEW.KMPX.SV.W.0201.160810T2321Z-160811T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
621 PM CDT WED AUG 10 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KANDIYOHI COUNTY IN CENTRAL MINNESOTA...

* UNTIL 700 PM CDT

* AT 621 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR BELGRADE TO NEAR WILLMAR TO NEAR PRINSBURG...
  MOVING EAST AT 25 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

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

* SEVERE THUNDERSTORMS WILL BE NEAR...
  WILLMAR...NEW LONDON AND SPICER AROUND 625 PM CDT. 
  ATWATER AROUND 645 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
PRIAM... KANDIYOHI...SVEA...HAWICK...THORPE...BLOMKEST...LAKE
LILLIAN...REGAL AND GREEN LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4516 9508 4541 9511 4541 9477 4489 9476
      4495 9525 4499 9525
TIME...MOT...LOC 2321Z 278DEG 22KT 4540 9503 4516 9500 4493 9523 

HAIL...0.75IN
WIND...60MPH
 
$$

2 follow-up statements

609 
WWUS53 KMPX 102337
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
637 PM CDT WED AUG 10 2016

MNC067-110000-
/O.CON.KMPX.SV.W.0201.000000T0000Z-160811T0000Z/
KANDIYOHI MN-
637 PM CDT WED AUG 10 2016

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

AT 636 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR REGAL TO NEAR KANDIYOHI TO NEAR
PRINSBURG...MOVING EAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

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

THESE SEVERE STORMS WILL BE NEAR...
  ATWATER AROUND 650 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
PRIAM... KANDIYOHI...SVEA...HAWICK...THORPE...BLOMKEST...LAKE
LILLIAN...REGAL AND GREEN LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4518 9502 4541 9502 4541 9477 4489 9476
      4495 9525 4502 9520
TIME...MOT...LOC 2336Z 278DEG 22KT 4539 9491 4515 9488 4492 9511 

HAIL...0.75IN
WIND...60MPH
 
$$

956 
WWUS53 KMPX 102354
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
654 PM CDT WED AUG 10 2016

MNC067-110003-
/O.EXP.KMPX.SV.W.0201.000000T0000Z-160811T0000Z/
KANDIYOHI MN-
654 PM CDT WED AUG 10 2016

...THE SEVERE THUNDERSTORM WARNING FOR KANDIYOHI COUNTY WILL EXPIRE
AT 700 PM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND HAVE EXITED THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH
THESE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
WEST CENTRAL AND CENTRAL MINNESOTA.

LAT...LON 4518 9502 4541 9502 4541 9477 4489 9476
      4495 9525 4502 9520
TIME...MOT...LOC 2353Z 278DEG 22KT 4539 9491 4515 9488 4492 9511 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 3:46 AM CDT	Severe Thunderstorm Warning	MPX	Stevens	44 min
Aug 10, 4:06 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope	39 min
Aug 10, 4:28 AM CDT	Severe Thunderstorm Warning	MPX	Stevens, Swift	32 min
Aug 10, 4:47 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Swift, Todd	43 min
Aug 10, 5:03 AM CDT	Special Weather Statement	MPX	Lac qui Parle, Swift	57 min
Aug 10, 5:33 AM CDT	Special Weather Statement	MPX	Morrison, Stearns, Todd	42 min
Aug 10, 11:00 AM CDT	Flash Flood Watch	MPX	Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more	32 hr
Aug 10, 3:18 PM CDT	Special Weather Statement	MPX	Douglas	27 min
Aug 10, 3:42 PM CDT	Special Weather Statement	MPX	Kandiyohi	33 min
Aug 10, 3:48 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi	42 min
Aug 10, 4:16 PM CDT	Special Weather Statement	MPX	Swift	29 min
Aug 10, 4:26 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Lac qui Parle, Swift	34 min
Aug 10, 4:30 PM CDT	Special Weather Statement	MPX	Mille Lacs	60 min
Aug 10, 4:32 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi	43 min
Aug 10, 5:43 PM CDT	Special Weather Statement	MPX	Mille Lacs	2 hr
Aug 10, 6:25 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Chisago, Isanti, Kanabec, Mille Lacs, Sherburne	35 min
Aug 10, 6:35 PM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Swift	40 min
Aug 10, 6:58 PM CDT	Special Weather Statement	MPX	Anoka, Chisago	47 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016 Every severe thunderstorm warning in 2016

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.