Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 150, NWS Twin Cities, MN

July 13, 2016Blue Earth County, Le Sueur County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 13, 2016, 9:27 AM CDT for Blue Earth County, Le Sueur County, Minnesota. It was in force for 33 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
Jul 13, 2016, 9:27 AM CDT (14:27 UTC)
Expired
Jul 13, 2016, 10:00 AM CDT
In force
33 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Blue Earth County, MN, Le Sueur County, MN

The radar

The Minneapolis radar (KMPX), 71 km from the middle of the area, began a volume at 14:31 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
Jul 13, 9:30 AM CDTHAIL 0.88Madison Lake, MN.
Jul 13, 9:35 AM CDTNON-TSTM WND GST 585 Nnw Eagle Lake, MNAWOS STATION MANKATO AP /MKT/.

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, 2.5 hours before the alert went out and 71 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 2016-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2020 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 2016-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 286 square meters per square second.1939587897117Sfc1 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
2020 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
763 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
286 m²/s²
0-3 km storm-relative helicity
331 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.8

Open this sounding in Storm Lab

The text

As transmitted.

534 
WUUS53 KMPX 131427
SVRMPX
MNC013-079-131500-
/O.NEW.KMPX.SV.W.0150.160713T1427Z-160713T1500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
927 AM CDT WED JUL 13 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...
  SOUTHERN LE SUEUR COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 1000 AM CDT

* AT 927 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MANKATO
  AIRPORT...OR NEAR MANKATO...MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR 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...
  MADISON LAKE AND CLEVELAND AROUND 935 AM CDT. 
  ELYSIAN AROUND 940 AM CDT. 
  LE CENTER AROUND 945 AM CDT. 
  WATERVILLE AROUND 950 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE LAKE
JEFFERSON...MANKATO AIRPORT...GREENLAND AND KILKENNY.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 U.S. HIGHWAY 14 BETWEEN MILE MARKERS 134 AND 139.
 U.S. HIGHWAY 169 BETWEEN MILE MARKERS 60 AND 63.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4415 9393 4424 9403 4425 9401 4426 9403
      4428 9402 4430 9398 4447 9353 4420 9353
      4420 9376 4417 9377
TIME...MOT...LOC 1427Z 249DEG 39KT 4422 9392 

HAIL...1.25IN
WIND...60MPH
 
$$

RAH
1 follow-up statement
023 
WWUS53 KMPX 131441
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
941 AM CDT WED JUL 13 2016

MNC013-131449-
/O.CAN.KMPX.SV.W.0150.000000T0000Z-160713T1500Z/
BLUE EARTH MN-
941 AM CDT WED JUL 13 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BLUE EARTH COUNTY
IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4424 9377 4424 9403 4425 9401 4426 9403
      4428 9402 4430 9398 4447 9353 4420 9353
      4420 9376
TIME...MOT...LOC 1439Z 252DEG 39KT 4426 9374 

$$

MNC079-131500-
/O.CON.KMPX.SV.W.0150.000000T0000Z-160713T1500Z/
LE SUEUR MN-
941 AM CDT WED JUL 13 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 AM CDT
FOR SOUTHERN LE SUEUR COUNTY...

AT 939 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER LAKE
JEFFERSON... OR 13 MILES NORTHEAST OF MANKATO...MOVING EAST AT 45
MPH.

HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

SOURCE...LAW ENFORCEMENT REPORTED NICKEL SIZE HAIL NEAR MADISON
         LAKE. THE MANKATO AIRPORT RECORDED A 58 MPH WIND GUST. 

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

THIS SEVERE STORM WILL BE NEAR...
  WATERVILLE AROUND 950 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE LAKE
JEFFERSON...GREENLAND AND KILKENNY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4424 9377 4424 9403 4425 9401 4426 9403
      4428 9402 4430 9398 4447 9353 4420 9353
      4420 9376
TIME...MOT...LOC 1439Z 252DEG 39KT 4426 9374 

HAIL...1.25IN
WIND...60MPH
 
$$

RAH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 7:54 AM CDTSevere Thunderstorm WarningMPXWatonwan66 min
Jul 13, 8:34 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Martin41 min
Jul 13, 9:20 AM CDTSpecial Weather StatementMPXBlue Earth40 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.