Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 121, NWS Twin Cities, MN

June 10, 2012Pope County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 2012, 3:47 PM CDT for Pope County, Minnesota. It was in force for 43 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
Jun 10, 2012, 3:47 PM CDT (20:47 UTC)
Expired
Jun 10, 2012, 4:30 PM CDT
In force
43 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Pope County, MN

The radar

The Minneapolis radar (KMPX), 161 km from the middle of the area, began a volume at 20:49 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
Jun 10, 3:03 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 8.8 hours before the alert went out and 158 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 2012-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 73 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2012-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 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
73 J/kg
Mixed-layer CIN
-424 J/kg
Mixed-layer LCL
1491 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

996 
WUUS53 KMPX 102047
SVRMPX
MNC121-102130-
/O.NEW.KMPX.SV.W.0121.120610T2047Z-120610T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
347 PM CDT SUN JUN 10 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN POPE COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 430 PM CDT

* AT 345 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 12 MILES SOUTH
  OF STARBUCK...OR ABOUT 12 MILES NORTHEAST OF BENSON...AND MOVING
  NORTHEAST AT 45 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  GLENWOOD...
  LONG BEACH...
  SEDAN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4563 9514 4540 9540 4541 9550 4546 9559
      4576 9543 4576 9514
TIME...MOT...LOC 2047Z 211DEG 39KT 4547 9544
WIND...HAIL <50MPH 1.00IN

$$

JPC
2 follow-up statements
634 
WWUS53 KMPX 102105
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
405 PM CDT SUN JUN 10 2012

MNC121-102130-
/O.CON.KMPX.SV.W.0121.000000T0000Z-120610T2130Z/
POPE MN-
405 PM CDT SUN JUN 10 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN POPE
COUNTY UNTIL 430 PM CDT...

AT 401 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS OF 60 MPH.  THIS STORM WAS LOCATED NEAR SEDAN...OR NEAR
GLENWOOD...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  GROVE LAKE...VILLARD AND WESTPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4563 9514 4541 9539 4541 9545 4542 9549
      4576 9543 4576 9514
TIME...MOT...LOC 2105Z 214DEG 37KT 4563 9529
WIND...HAIL 60MPH 1.00IN

$$

JPC
685 
WWUS53 KMPX 102124
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
424 PM CDT SUN JUN 10 2012

MNC121-102140-
/O.EXP.KMPX.SV.W.0121.000000T0000Z-120610T2130Z/
POPE MN-
424 PM CDT SUN JUN 10 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN POPE COUNTY WILL
EXPIRE AT 430 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

LAT...LON 4563 9514 4541 9539 4541 9545 4542 9549
      4576 9543 4576 9514
TIME...MOT...LOC 2125Z 214DEG 37KT 4580 9512

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 5:44 AM CDTSpecial Weather StatementMPXStevens31 min
Jun 10, 6:20 AM CDTSpecial Weather StatementMPXStevens25 min
Jun 10, 6:43 AM CDTSpecial Weather StatementMPXDouglas, Pope32 min
Jun 10, 2:31 PM CDTSpecial Weather StatementMPXMorrison29 min
Jun 10, 3:03 PM CDTSpecial Weather StatementMPXDouglas27 min
Jun 10, 3:25 PM CDTSpecial Weather StatementMPXTodd35 min
Jun 10, 3:39 PM CDTSpecial Weather StatementMPXChippewa, Pope51 min
Jun 10, 3:55 PM CDTSevere Thunderstorm WarningMPXBenton, Morrison, Stearns31 min
Jun 10, 3:57 PM CDTSpecial Weather StatementMPXRedwood, Renville63 min
Jun 10, 4:01 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Pope, Swift29 min
Jun 10, 4:23 PM CDTSpecial Weather StatementMPXStearns, Todd67 min
Jun 10, 4:39 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd66 min
Jun 10, 4:54 PM CDTSpecial Weather StatementMPXKandiyohi, Meeker, Renville36 min
Jun 10, 4:58 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Renville47 min
Jun 10, 5:01 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Morrison, Stearns, Todd44 min
Jun 10, 5:21 PM CDTSpecial Weather StatementMPXBrown39 min
Jun 10, 5:28 PM CDTSevere Thunderstorm WarningMPXBenton, Meeker, Morrison, Sherburne, Stearns, Wright62 min
Jun 10, 5:49 PM CDTSevere Thunderstorm WarningMPXBrown, McLeod, Nicollet, Renville, Sibley56 min
Jun 10, 6:33 PM CDTSpecial Weather StatementMPXBlue Earth, Brown, Martin, Watonwan57 min
Jun 10, 6:33 PM CDTSevere Thunderstorm WarningMPXBenton, Isanti, Kanabec, Mille Lacs, Morrison, Sherburne57 min
Jun 10, 6:37 PM CDTSpecial Weather StatementMPXAnoka, Carver, Hennepin, Wright53 min
Jun 10, 6:57 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Martin, Watonwan48 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012Every severe thunderstorm warning in 2012

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.