Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 73, NWS Twin Cities, MN

June 7, 2007Redwood County, Renville County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 7, 2007, 5:10 PM CDT for Redwood County, Renville County, Minnesota. It was in force for 50 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 7, 2007, 5:10 PM CDT (22:10 UTC)
Expired
Jun 7, 2007, 6:00 PM CDT
In force
50 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Redwood County, MN, Renville County, MN

The radar

The Minneapolis radar (KMPX), 123 km from the middle of the area, began a volume at 22:11 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, 10.2 hours before the alert went out and 121 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 2007-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 72 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 2007-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939587897Sfc1 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
72 J/kg
Mixed-layer CIN
-470 J/kg
Mixed-layer LCL
1082 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 072210
SVRMPX
MNC127-129-072300-
/O.NEW.KMPX.SV.W.0073.070607T2210Z-070607T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
510 PM CDT THU JUN 7 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  RENVILLE COUNTY IN CENTRAL MINNESOTA...
  NORTHERN REDWOOD COUNTY IN SOUTHWEST MINNESOTA...

* UNTIL 600 PM CDT

* AT 507 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING PENNY SIZE HAIL AND DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES NORTHWEST OF REDWOOD
  FALLS...AND MOVING EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  REDWOOD FALLS...
  OLIVIA...
  BIRD ISLAND...
  FAIRFAX...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4467 9536 4450 9529 4452 9465 4485 9484

$$

KAT
3 follow-up statements
000 
WWUS53 KMPX 072229
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
529 PM CDT THU JUN 7 2007

MNC127-072239-
/O.CAN.KMPX.SV.W.0073.000000T0000Z-070607T2300Z/
REDWOOD MN-
529 PM CDT THU JUN 7 2007

...THE SEVERE THUNDERSTORM WARNING FOR REDWOOD COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF REDWOOD 
COUNTY. ADDITIONAL SCATTERED SHOWERS AND THUNDERSTORMS ARE POSSIBLE 
THROUGH THIS EVENING.

LAT...LON 4471 9520 4456 9498 4452 9465 4485 9484

$$

MNC129-072300-
/O.CON.KMPX.SV.W.0073.000000T0000Z-070607T2300Z/
RENVILLE MN-
529 PM CDT THU JUN 7 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR RENVILLE COUNTY...

AT 524 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH.  THIS STORM WAS LOCATED NEAR BECHYN...OR ABOUT 10 MILES
SOUTHWEST OF BIRD ISLAND...AND MOVING EAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BECHYN...OLIVIA AND BIRD
ISLAND.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4471 9520 4456 9498 4452 9465 4485 9484

$$

KAT
000 
WWUS53 KMPX 072244
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
543 PM CDT THU JUN 7 2007

MNC129-072300-
/O.CON.KMPX.SV.W.0073.000000T0000Z-070607T2300Z/
RENVILLE MN-
543 PM CDT THU JUN 7 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR RENVILLE COUNTY...

AT 535 PM CDT...A LARGE PINE TREE WAS REPORTED DOWN TWO AND A HALF 
MILES NORTHEAST OF HECTOR WITH THIS STORM.

AT 541 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A STORM CAPABLE 
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED JUST NORTHEAST OF HECTOR...AND MOVING EAST AT 55 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE LAKESIDE...HECTOR...BUFFALO
LAKE AND BIRD ISLAND.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4488 9496 4469 9493 4473 9451 4489 9454

$$

KAT
000 
WWUS53 KMPX 072256
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
555 PM CDT THU JUN 7 2007

MNC129-072305-
/O.EXP.KMPX.SV.W.0073.000000T0000Z-070607T2300Z/
RENVILLE MN-
555 PM CDT THU JUN 7 2007

...THE SEVERE THUNDERSTORM WARNING FOR RENVILLE COUNTY EXPIRES AT 600
PM CDT...

SEVERE STORMS HAVE WEAKENED AND WERE ABOUT TO MOVE OUT OF THE 
COUNTY. HOWEVER...MORE THUNDERSTORMS WERE DEVELOPING IN THE 
AREA...REMAIN ALERT FOR POSSIBLE ADDITIONAL WARNINGS OR STATEMENTS. 
REPORT ANY SEVERE WEATHER TO YOUR LAW ENFORCEMENT FOR RELAY TO THE 
NATIONAL WEATHER SERVICE.

LAT...LON 4488 9496 4469 9493 4473 9451 4489 9454

$$

KAT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 1:32 AM CDTSevere Thunderstorm WarningMPXBrown, Redwood, Watonwan43 min
Jun 7, 2:09 AM CDTSevere Thunderstorm WarningMPXBrown, Nicollet, Sibley51 min
Jun 7, 2:26 AM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice49 min
Jun 7, 2:36 AM CDTSevere Thunderstorm WarningMPXMcLeod24 min
Jun 7, 2:43 AM CDTSevere Thunderstorm WarningMPXDakota, Rice, Scott32 min
Jun 7, 2:59 AM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Wright35 min
Jun 7, 3:07 AM CDTSevere Thunderstorm WarningMPXDakota, Ramsey, Washington25 min
Jun 7, 3:26 AM CDTSevere Thunderstorm WarningMPXWashington34 min
Jun 7, 4:14 AM CDTWind AdvisoryMPXAnoka, Blue Earth, Brown, Carver, Chippewa, Dakota and 27 more17 hr
Jun 7, 11:33 AM CDTSevere Thunderstorm WarningMPXGoodhue57 min
Jun 7, 11:45 AM CDTTornado WarningMPXGoodhue45 min
Jun 7, 3:21 PM CDTSevere Thunderstorm WarningMPXPope24 min
Jun 7, 6:12 PM CDTSevere Thunderstorm WarningMPXMeeker, Wright46 min
Jun 7, 6:27 PM CDTSevere Thunderstorm WarningMPXHennepin33 min
Jun 7, 6:41 PM CDTSevere Thunderstorm WarningMPXAnoka, Isanti, Sherburne49 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2007Every severe thunderstorm warning in 2007

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.