Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 187, NWS Twin Cities, MN

July 27, 2016Hennepin County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 27, 2016, 1:00 PM CDT for Hennepin County, Minnesota. It was in force for 33 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 27, 2016, 1:00 PM CDT (18:00 UTC)
Expired
Jul 27, 2016, 1:33 PM CDT
In force
33 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Hennepin County, MN

The radar

The Minneapolis radar (KMPX), 14 km from the middle of the area, began a volume at 18:04 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 6.0 hours before the alert went out and 14 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 2016-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 889 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 2016-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
889 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1057 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

672 
WUUS53 KMPX 271800
SVRMPX
MNC053-271845-
/O.NEW.KMPX.SV.W.0187.160727T1800Z-160727T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
100 PM CDT WED JUL 27 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 145 PM CDT

* AT 1259 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ORONO...OR
  16 MILES WEST OF MINNEAPOLIS...MOVING EAST AT 25 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...
  WAYZATA AROUND 110 PM CDT. 
  MINNETONKA...ST. LOUIS PARK AND HOPKINS AROUND 120 PM CDT. 
  PLYMOUTH AROUND 125 PM CDT. 
  EDINA AND GOLDEN VALLEY AROUND 130 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
WOODLAND...MEDICINE LAKE...NEW HOPE...LONG LAKE...GREENWOOD...CRYSTAL
AIRPORT...DEEPHAVEN...HAMEL...SHOREWOOD AND CRYSTAL.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 219 AND 220.
 U.S. HIGHWAY 12 BETWEEN MILE MARKERS 147 AND 156.
 U.S. HIGHWAY 169 BETWEEN MILE MARKERS 126 AND 138.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4491 9367 4505 9366 4509 9338 4491 9337
TIME...MOT...LOC 1759Z 265DEG 23KT 4498 9361 

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

JRB
4 follow-up statements
503 
WWUS53 KMPX 271811
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
111 PM CDT WED JUL 27 2016

MNC053-271845-
/O.CON.KMPX.SV.W.0187.000000T0000Z-160727T1845Z/
HENNEPIN MN-
111 PM CDT WED JUL 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM CDT
FOR CENTRAL HENNEPIN COUNTY...

AT 111 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER WAYZATA...OR
11 MILES WEST OF MINNEAPOLIS...MOVING EAST AT 25 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 STORM WILL BE NEAR...
  ST. LOUIS PARK AND HOPKINS AROUND 120 PM CDT. 
  PLYMOUTH AROUND 125 PM CDT. 
  EDINA AND GOLDEN VALLEY AROUND 130 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
WOODLAND...MEDICINE LAKE...NEW HOPE...LONG LAKE...CRYSTAL AIRPORT...
DEEPHAVEN...GREENWOOD...CRYSTAL AND SHOREWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4492 9360 4505 9361 4509 9338 4491 9337
TIME...MOT...LOC 1811Z 265DEG 23KT 4499 9350 

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

JRB
388 
WWUS53 KMPX 271820
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
120 PM CDT WED JUL 27 2016

MNC053-271845-
/O.CON.KMPX.SV.W.0187.000000T0000Z-160727T1845Z/
HENNEPIN MN-
120 PM CDT WED JUL 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM CDT
FOR CENTRAL HENNEPIN COUNTY...

AT 120 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MEDICINE
LAKE... OR 8 MILES WEST OF MINNEAPOLIS...MOVING EAST AT 25 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 STORM WILL BE NEAR...
  ST. LOUIS PARK AROUND 125 PM CDT. 
  GOLDEN VALLEY AROUND 130 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
WOODLAND...MEDICINE LAKE...NEW HOPE...CRYSTAL AIRPORT...HAMEL...LONG
LAKE... CRYSTAL...DEEPHAVEN AND SHOREWOOD.

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 4495 9356 4506 9358 4509 9338 4492 9337
TIME...MOT...LOC 1820Z 264DEG 23KT 4500 9344 

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

JRB
754 
WWUS53 KMPX 271828
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
128 PM CDT WED JUL 27 2016

MNC053-271845-
/O.CON.KMPX.SV.W.0187.000000T0000Z-160727T1845Z/
HENNEPIN MN-
128 PM CDT WED JUL 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM CDT
FOR CENTRAL HENNEPIN COUNTY...

AT 128 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MEDICINE
LAKE... OR NEAR MINNEAPOLIS...MOVING EAST AT 20 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
CENTRAL HENNEPIN COUNTY...INCLUDING THE FOLLOWING LOCATIONS: NEW
HOPE... CRYSTAL AIRPORT...MEDICINE LAKE AND CRYSTAL.

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 4496 9350 4506 9354 4509 9338 4494 9337
TIME...MOT...LOC 1828Z 259DEG 19KT 4501 9339 

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

JRB
519 
WWUS53 KMPX 271833
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
133 PM CDT WED JUL 27 2016

MNC053-271843-
/O.CAN.KMPX.SV.W.0187.000000T0000Z-160727T1845Z/
HENNEPIN MN-
133 PM CDT WED JUL 27 2016

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HENNEPIN COUNTY IS
CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND HAVE EXITED THE WARNED AREA. THEREFORE THE WARNING HAS
BEEN CANCELLED.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS
THUNDERSTORM.

LAT...LON 4496 9350 4506 9354 4509 9338 4494 9337
TIME...MOT...LOC 1833Z 265DEG 23KT 4501 9334 

$$

JRB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 4:18 AM CDTSpecial Weather StatementMPXStevens, Swift42 min
Jul 27, 4:57 AM CDTSpecial Weather StatementMPXChippewa, Swift48 min
Jul 27, 10:37 AM CDTSpecial Weather StatementMPXMcLeod38 min
Jul 27, 11:58 AM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Wright32 min
Jul 27, 12:29 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright31 min
Jul 27, 12:54 PM CDTSevere Thunderstorm WarningMPXIsanti51 min
Jul 27, 1:05 PM CDTSpecial Weather StatementMPXSherburne25 min
Jul 27, 1:44 PM CDTSpecial Weather StatementMPXChisago, Isanti61 min
Jul 27, 1:50 PM CDTSpecial Weather StatementMPXAnoka, Ramsey, Washington70 min
Jul 27, 3:24 PM CDTSpecial Weather StatementMPXRice36 min
Jul 27, 3:27 PM CDTSpecial Weather StatementMPXRamsey, Washington63 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.