Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 108, NWS Twin Cities, MN

June 11, 2007Renville County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2007, 2:21 AM CDT for Renville County, Minnesota. It was in force for 21 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 11, 2007, 2:21 AM CDT (07:21 UTC)
Expired: Jun 11, 2007, 2:42 AM CDT
In force: 21 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Renville County, MN

The radar

The Minneapolis radar (KMPX), 122 km from the middle of the area, began a volume at 07:22 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, 7.4 hours before the alert went out and 119 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 114 J/kg
Mixed-layer CIN: -98 J/kg
Mixed-layer LCL: 2096 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 6 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.

000 
WUUS53 KMPX 110721
SVRMPX
MNC129-110815-
/O.NEW.KMPX.SV.W.0108.070611T0721Z-070611T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
221 AM CDT MON JUN 11 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL RENVILLE COUNTY IN CENTRAL MINNESOTA...

* UNTIL 315 AM CDT

* AT 218 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED OVER
  NORTH CENTRAL RENVILLE COUNTY...OR ABOUT 6 MILES NORTHWEST OF
  OLIVIA. THIS STORM WAS NEARLY STATIONARY.

* THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL    
  AREAS OF THE INDICATED COUNTY...TO THE NORTH OF HIGHWAY 212.

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4481 9520 4481 9497 4489 9496 4489 9522

$$

KAT

2 follow-up statements

000 
WWUS53 KMPX 110729
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
229 AM CDT MON JUN 11 2007

MNC129-110815-
/O.CON.KMPX.SV.W.0108.000000T0000Z-070611T0815Z/
RENVILLE MN-
229 AM CDT MON JUN 11 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM CDT 
FOR NORTH CENTRAL RENVILLE COUNTY...

AT 227 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS STORM 
WAS LOCATED OVER EXTREME NORTH CENTRAL RENVILLE COUNTY...OR ABOUT 9 
MILES NORTHEAST OF RENVILLE...AND MOVING NORTH AT 5 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY...TO THE NORTH OF HIGHWAY 212.

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 4482 9513 4481 9497 4489 9496 4489 9514

$$

KAT

000 
WWUS53 KMPX 110742
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
242 AM CDT MON JUN 11 2007

MNC129-110752-
/O.CAN.KMPX.SV.W.0108.000000T0000Z-070611T0815Z/
RENVILLE MN-
242 AM CDT MON JUN 11 2007

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL RENVILLE COUNTY 
IS CANCELLED...

RADAR INDICATED THAT THE STORM HAD WEAKENED TO BELOW SEVERE LIMITS.
THUS THE WARNING HAS BEEN CANCELLED.

REPORT ANY CURRENT OR PAST SEVERE WEATHER TO LOCAL LAW ENFORCEMENT 
FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4482 9513 4481 9497 4489 9496 4489 9514

$$

KAT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 7:16 PM CDT	Severe Thunderstorm Warning	MPX	Mille Lacs	44 min
Jun 10, 7:20 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Yellow Medicine	55 min
Jun 10, 7:46 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker, Renville	59 min
Jun 10, 8:15 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	45 min
Jun 10, 8:38 PM CDT	Severe Thunderstorm Warning	MPX	Redwood	67 min
Jun 10, 8:45 PM CDT	Severe Thunderstorm Warning	MPX	Renville	60 min
Jun 10, 9:14 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Kandiyohi	61 min
Jun 10, 9:55 PM CDT	Severe Thunderstorm Warning	MPX	Stevens, Swift	55 min
Jun 10, 11:09 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	36 min
Jun 10, 11:44 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	33 min
Jun 11, 12:12 AM CDT	Severe Thunderstorm Warning	MPX	Redwood	38 min
Jun 11, 12:22 AM CDT	Severe Thunderstorm Warning	MPX	Douglas	53 min
Jun 11, 12:40 AM CDT	Flash Flood Warning	MPX	Redwood	2 hr
Jun 11, 1:00 AM CDT	Flash Flood Warning	MPX	Brown	2 hr
Jun 11, 1:14 AM CDT	Severe Thunderstorm Warning	MPX	Douglas	31 min
Jun 11, 2:32 AM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi	11 min
Jun 11, 2:39 AM CDT	Severe Thunderstorm Warning	MPX	Stearns	32 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2007 Every 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.