Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 196, NWS Twin Cities, MN

August 10, 2016Stevens County, Swift County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 10, 2016, 4:28 AM CDT for Stevens County, Swift County, Minnesota. It was in force for 32 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, 4:28 AM CDT (09:28 UTC)
Expired: Aug 10, 2016, 5:00 AM CDT
In force: 32 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Stevens County, MN, Swift County, MN

The radar

The Aberdeen radar (KABR), 193 km from the middle of the area, began a volume at 09:28 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

Minneapolis, MN (KMPX), launched 00:00Z, 9.5 hours before the alert went out and 196 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: 3252 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 931 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 75 m²/s²
Significant tornado parameter: 1.5
Supercell composite: 10.0

Open this sounding in Storm Lab

The text

As transmitted.

292 
WUUS53 KMPX 100928
SVRMPX
MNC149-151-101000-
/O.NEW.KMPX.SV.W.0196.160810T0928Z-160810T1000Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 500 AM CDT

* AT 428 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LAKE
  HATTIE... OR 7 MILES SOUTHWEST OF MORRIS...MOVING EAST AT 30 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  HANCOCK AROUND 450 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE MORRIS
AIRPORT.

THIS INCLUDES U.S. HIGHWAY 59 BETWEEN MILE MARKERS 148 AND 164.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4557 9604 4557 9574 4533 9574 4532 9612
TIME...MOT...LOC 0928Z 276DEG 27KT 4550 9601 

HAIL...1.00IN
WIND...60MPH
 
$$

DWE

1 follow-up statement

537 
WWUS53 KMPX 100956
SVSMPX

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

MNC149-151-101006-
/O.EXP.KMPX.SV.W.0196.000000T0000Z-160810T1000Z/
STEVENS MN-SWIFT MN-
456 AM CDT WED AUG 10 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN STEVENS AND
NORTHWESTERN SWIFT COUNTIES WILL EXPIRE AT 500 AM CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER GUSTY WINDS
AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 AM CDT FOR
WEST CENTRAL MINNESOTA.

LAT...LON 4557 9604 4557 9574 4533 9574 4532 9612
TIME...MOT...LOC 0955Z 276DEG 27KT 4550 9601 

$$

DWE

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, 4:47 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.