Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 194, NWS Twin Cities, MN

August 10, 2016Stevens County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 10, 2016, 3:46 AM CDT for Stevens County, Minnesota. It was in force for 44 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, 3:46 AM CDT (08:46 UTC)
Expired: Aug 10, 2016, 4:30 AM CDT
In force: 44 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

County Stevens County, MN

The radar

The Aberdeen radar (KABR), 186 km from the middle of the area, began a volume at 08:46 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 9, 10:19 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 8.8 hours before the alert went out and 201 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: 12 J/kg
Mixed-layer CIN: -422 J/kg
Mixed-layer LCL: 2672 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 129 m²/s²
0-3 km storm-relative helicity: 319 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

849 
WUUS53 KMPX 100846
SVRMPX
MNC149-100930-
/O.NEW.KMPX.SV.W.0194.160810T0846Z-160810T0930Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STEVENS COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 430 AM CDT

* AT 345 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER COLLIS...OR
  9 MILES SOUTH OF WHEATON...MOVING EAST AT 45 MPH.

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

  SOURCE...RADAR INDICATED. 

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

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  CHOKIO AROUND 400 AM CDT. 
  DONNELLY AROUND 410 AM CDT. 
  MORRIS AROUND 420 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
ALBERTA... MORRIS AIRPORT AND FISH LAKE.

THIS INCLUDES U.S. HIGHWAY 59 BETWEEN MILE MARKERS 158 AND 177.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4576 9625 4576 9576 4551 9574 4547 9576
      4547 9624 4559 9625
TIME...MOT...LOC 0845Z 268DEG 39KT 4567 9643 

HAIL...0.88IN
WIND...60MPH
 
$$

DWE

1 follow-up statement

204 
WWUS53 KMPX 100916
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
416 AM CDT WED AUG 10 2016

MNC149-100930-
/O.CON.KMPX.SV.W.0194.000000T0000Z-160810T0930Z/
STEVENS MN-
416 AM CDT WED AUG 10 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM CDT
FOR STEVENS COUNTY...

AT 416 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ALBERTA...OR 7
MILES WEST OF MORRIS...MOVING EAST AT 40 MPH.

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

SOURCE...RADAR INDICATED. 

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

THIS SEVERE STORM WILL BE NEAR...
  DONNELLY AROUND 420 AM CDT. 
  MORRIS AROUND 430 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
ALBERTA... MORRIS AIRPORT AND FISH LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4576 9625 4576 9576 4551 9574 4547 9576
      4547 9624 4559 9625
TIME...MOT...LOC 0916Z 272DEG 35KT 4561 9607 

HAIL...0.88IN
WIND...60MPH
 
$$

DWE

The office that day

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

Issued	Product	Office	Counties	Lasted
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, 6:21 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi	39 min
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.