Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 12, NWS Twin Cities, MN

May 24, 2016Carver County, Scott County, Sibley County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 24, 2016, 6:58 PM CDT for Carver County, Scott County, Sibley County, Minnesota. It was in force for 32 min. 2 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
May 24, 2016, 6:58 PM CDT (23:58 UTC)
Expired
May 24, 2016, 7:30 PM CDT
In force
32 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

Counties Carver County, MN, Scott County, MN, Sibley County, MN

The radar

The Minneapolis radar (KMPX), 32 km from the middle of the area, began a volume at 00:01 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

TimeReportWhereRemark
May 24, 7:15 PM CDTHAIL 1.256 N Henderson, MN
May 24, 7:20 PM CDTHAIL 15 Wnw Belle Plaine, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 12.0 hours before the alert went out and 31 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 12:00Z on 2016-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 384 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 12:00Z on 2016-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.19395878Sfc1 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
384 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
862 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

831 
WUUS53 KMPX 242358
SVRMPX
MNC019-139-143-250030-
/O.NEW.KMPX.SV.W.0012.160524T2358Z-160525T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
658 PM CDT TUE MAY 24 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN CARVER COUNTY IN EAST CENTRAL MINNESOTA...
  NORTHEASTERN SIBLEY COUNTY IN CENTRAL MINNESOTA...
  SOUTHWESTERN SCOTT COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 730 PM CDT

* AT 658 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR GREEN ISLE...
  OR 28 MILES SOUTHEAST OF HUTCHINSON...MOVING EAST AT 30 MPH.

  HAZARD...HALF DOLLAR SIZE HAIL. 

  SOURCE...TRAINED WEATHER SPOTTERS. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* LOCATIONS IMPACTED INCLUDE...
  NEW PRAGUE...BELLE PLAINE...JORDAN...GREEN ISLE...HELENA...ST BENEDICT
  AND MN VALLEY STATE REC AREA.

THIS INCLUDES U.S. HIGHWAY 169 BETWEEN MILE MARKERS 85 AND 102.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4462 9406 4476 9392 4470 9353 4454 9355
      4454 9390
TIME...MOT...LOC 2358Z 289DEG 27KT 4466 9390 

HAIL...1.25IN
WIND...<50MPH
 
$$

RAH
1 follow-up statement
588 
WWUS53 KMPX 250016
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
716 PM CDT TUE MAY 24 2016

MNC019-139-143-250030-
/O.CON.KMPX.SV.W.0012.000000T0000Z-160525T0030Z/
CARVER MN-SIBLEY MN-SCOTT MN-
716 PM CDT TUE MAY 24 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SOUTH CENTRAL CARVER...NORTHEASTERN SIBLEY AND SOUTHWESTERN SCOTT
COUNTIES...

AT 716 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BELLE PLAINE...
OR 31 MILES SOUTHEAST OF HUTCHINSON...MOVING EAST AT 15 MPH.

HAZARD...HALF DOLLAR SIZE HAIL. 

SOURCE...TRAINED WEATHER SPOTTERS. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
NEW PRAGUE...BELLE PLAINE...JORDAN...HELENA...ST BENEDICT AND MN VALLEY
STATE REC AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4459 9400 4471 9392 4470 9353 4454 9355
      4454 9390
TIME...MOT...LOC 0016Z 289DEG 15KT 4463 9386 

HAIL...1.25IN
WIND...<50MPH
 
$$

RAH

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 7:26 PM CDTSpecial Weather StatementMPXWright64 min
May 24, 3:49 PM CDTSpecial Weather StatementMPXKandiyohi26 min
May 24, 3:52 PM CDTSevere Thunderstorm WarningMPXKandiyohi23 min
May 24, 4:19 PM CDTSevere Thunderstorm WarningMPXKandiyohi26 min
May 24, 4:32 PM CDTSpecial Weather StatementMPXKandiyohi58 min
May 24, 4:38 PM CDTSevere Thunderstorm WarningMPXRenville42 min
May 24, 5:13 PM CDTSpecial Weather StatementMPXStearns32 min
May 24, 5:18 PM CDTSpecial Weather StatementMPXMcLeod27 min
May 24, 5:24 PM CDTSpecial Weather StatementMPXStearns36 min
May 24, 5:41 PM CDTSevere Thunderstorm WarningMPXMcLeod34 min
May 24, 6:05 PM CDTSpecial Weather StatementMPXMorrison25 min
May 24, 6:10 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Sibley50 min
May 24, 6:18 PM CDTSevere Thunderstorm WarningMPXBenton, Morrison42 min
May 24, 6:28 PM CDTSevere Thunderstorm WarningMPXTodd47 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.