Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 207, NWS Twin Cities, MN

August 16, 2016Blue Earth County, Faribault County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 16, 2016, 10:58 PM CDT for Blue Earth County, Faribault County, Minnesota. It was in force for 42 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 16, 2016, 10:58 PM CDT (03:58 UTC)
Expired
Aug 16, 2016, 11:40 PM CDT
In force
42 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

Counties Blue Earth County, MN, Faribault County, MN

The radar

The Minneapolis radar (KMPX), 118 km from the middle of the area, began a volume at 03:59 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 00:00Z, 4.0 hours before the alert went out and 117 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 2016-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 549 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 2016-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.1939Sfc1 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
549 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1236 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

As transmitted.

173 
WUUS53 KMPX 170358
SVRMPX
MNC013-043-170500-
/O.NEW.KMPX.SV.W.0207.160817T0358Z-160817T0500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1058 PM CDT TUE AUG 16 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...
  NORTHWESTERN FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL MIDNIGHT CDT

* AT 1058 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER GARDEN
  CITY... OR 11 MILES SOUTHWEST OF MANKATO...MOVING SOUTHEAST AT 10
  MPH.

  HAZARD...HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  VERNON CENTER AROUND 1120 PM CDT. 
  GOOD THUNDER AROUND 1130 PM CDT. 
  MAPLETON AROUND 1200 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE GARDEN
CITY.

THIS INCLUDES U.S. HIGHWAY 169 BETWEEN MILE MARKERS 15 AND 48.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4382 9425 4384 9425 4385 9431 4387 9437
      4417 9416 4403 9384 4369 9412
TIME...MOT...LOC 0358Z 318DEG 10KT 4405 9415 

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

BORGHOFF
2 follow-up statements
547 
WWUS53 KMPX 170418
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1118 PM CDT TUE AUG 16 2016

MNC013-043-170500-
/O.CON.KMPX.SV.W.0207.000000T0000Z-160817T0500Z/
BLUE EARTH MN-FARIBAULT MN-
1118 PM CDT TUE AUG 16 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR SOUTHEASTERN BLUE EARTH AND NORTHWESTERN FARIBAULT COUNTIES...

AT 1118 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR GOOD THUNDER TO MAPLETON TO NEAR WINNEBAGO...
MOVING SOUTHEAST 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. 

THESE SEVERE STORMS WILL BE NEAR...
  MAPLETON AROUND 1125 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4382 9424 4397 9416 4405 9415 4414 9409
      4403 9384 4369 9412
TIME...MOT...LOC 0418Z 309DEG 22KT 4402 9402 4393 9399 4379 9412 

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

BORGHOFF
647 
WWUS53 KMPX 170440
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1140 PM CDT TUE AUG 16 2016

MNC013-043-170450-
/O.CAN.KMPX.SV.W.0207.000000T0000Z-160817T0500Z/
BLUE EARTH MN-FARIBAULT MN-
1140 PM CDT TUE AUG 16 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BLUE EARTH AND
NORTHWESTERN FARIBAULT COUNTIES IS CANCELLED...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN THE TWIN CITIES.

LAT...LON 4382 9424 4397 9416 4405 9415 4414 9409
      4403 9384 4369 9412
TIME...MOT...LOC 0438Z 318DEG 10KT 4398 9397 4389 9394 4375 9407 

$$

JLT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 7:19 PM CDTSpecial Weather StatementMPXLac qui Parle41 min
Aug 16, 10:30 PM CDTSpecial Weather StatementMPXWatonwan60 min
Aug 16, 11:47 PM CDTSpecial Weather StatementMPXFaribault28 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.