Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 124, NWS Sioux Falls, SD

July 16, 2016Cottonwood County, Jackson County, Minnesota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jul 16, 2016, 10:58 PM CDT for Cottonwood County, Jackson County, Minnesota. It was in force for 47 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
Jul 16, 2016, 10:58 PM CDT (03:58 UTC)
Expired
Jul 16, 2016, 11:45 PM CDT
In force
47 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Cottonwood County, MN, Jackson County, MN

The radar

The Sioux Falls radar (KFSD), 141 km from the middle of the area, began a volume at 04:00 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.

IssuedProductOfficeLasted
Jul 16, 6:57 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 4.0 hours before the alert went out and 156 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 00:00Z on 2016-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 00:00Z on 2016-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.193958Sfc1 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
4 J/kg
Mixed-layer CIN
-246 J/kg
Mixed-layer LCL
1397 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

114 
WUUS53 KFSD 170358 RRA
SVRFSD
MNC033-063-170445-
/O.NEW.KFSD.SV.W.0124.160717T0358Z-160717T0445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1058 PM CDT SAT JUL 16 2016

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN COTTONWOOD COUNTY IN SOUTHWESTERN MINNESOTA...
  NORTHEASTERN JACKSON COUNTY IN SOUTHWESTERN MINNESOTA...

* UNTIL 1145 PM CDT

* AT 1058 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MOUNTAIN
  LAKE...OR 10 MILES NORTHEAST OF WINDOM...MOVING SOUTHEAST AT 35
  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 REMAIN OVER MAINLY RURAL AREAS OF
  SOUTHEASTERN COTTONWOOD AND NORTHEASTERN JACKSON COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4395 9519 4400 9486 4364 9486
TIME...MOT...LOC 0358Z 310DEG 32KT 4394 9493 

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

HANKO
1 follow-up statement
077 
WWUS53 KFSD 170432
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1132 PM CDT SAT JUL 16 2016

MNC033-063-170445-
/O.CON.KFSD.SV.W.0124.000000T0000Z-160717T0445Z/
COTTONWOOD MN-JACKSON MN-
1132 PM CDT SAT JUL 16 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT
FOR SOUTHEASTERN COTTONWOOD AND NORTHEASTERN JACKSON COUNTIES...

AT 1132 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER BERGEN...OR 7
MILES SOUTHEAST OF WINDOM...MOVING EAST AT 40 MPH.

HAZARD...70 MPH WIND GUSTS AND PING PONG BALL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT 
         CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO 
         MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

LOCATIONS IMPACTED INCLUDE...
WINDOM...MOUNTAIN LAKE...BERGEN AND BINGHAM LAKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4391 9515 4400 9486 4364 9486
TIME...MOT...LOC 0432Z 282DEG 37KT 4382 9498 

HAIL...1.50IN
WIND...70MPH
 
$$

HANKO

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 16, 9:12 PM CDTSevere Thunderstorm WarningFSDLyon48 min
Jul 16, 9:45 PM CDTFlash Flood WatchFSDCottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 1 more6 hr
Jul 16, 10:06 PM CDTSevere Thunderstorm WarningFSDCottonwood54 min
Jul 16, 10:17 PM CDTSevere Thunderstorm WarningFSDLincoln43 min
Jul 16, 10:24 PM CDTSevere Thunderstorm WarningFSDLincoln, Lyon, Murray51 min
Jul 16, 10:50 PM CDTSevere Thunderstorm WarningFSDLincoln40 min
Jul 16, 11:02 PM CDTSevere Thunderstorm WarningFSDCottonwood, Lyon, Murray43 min
Jul 16, 11:06 PM CDTTornado WarningFSDLincoln24 min
Jul 16, 11:13 PM CDTSevere Thunderstorm WarningFSDLincoln, Lyon, Murray47 min
Jul 16, 11:35 PM CDTFlash Flood WarningFSDCottonwood, Jackson, Lincoln, Lyon, Murray, Pipestone6 hr
Jul 16, 11:49 PM CDTSevere Thunderstorm WarningFSDCottonwood, Jackson41 min
Jul 16, 11:54 PM CDTSevere Thunderstorm WarningFSDCottonwood, Lincoln, Lyon, Murray, Pipestone44 min
Jul 17, 12:37 AM CDTSevere Thunderstorm WarningFSDNobles, Rock23 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016Every 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.