Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 404, NWS Twin Cities, MN

October 5, 2007Meeker County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Oct 5, 2007, 1:15 AM CDT for Meeker County, Wright County, Minnesota. It was in force for 46 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
Oct 5, 2007, 1:15 AM CDT (06:15 UTC)
Expired
Oct 5, 2007, 2:01 AM CDT
In force
46 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon

Counties Meeker County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 65 km from the middle of the area, began a volume at 06:15 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, 6.3 hours before the alert went out and 63 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 2007-10-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2007-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1512 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
178 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 050615
SVRMPX
MNC093-171-050715-
/O.NEW.KMPX.SV.W.0404.071005T0615Z-071005T0715Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
115 AM CDT FRI OCT 5 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN WRIGHT COUNTY IN CENTRAL MINNESOTA...
  EASTERN MEEKER COUNTY IN CENTRAL MINNESOTA...

* UNTIL 215 AM CDT

* AT 111 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED 6
  MILES SOUTHWEST OF STOCKHOLM...OR ABOUT 7 MILES NORTHEAST OF
  HUTCHINSON...AND MOVING NORTH AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RICE LAKE...
  STOCKHOLM...
  HOWARD LAKE...
  COKATO...
  DASSEL...
  SMITH LAKE...
  DARWIN...
  KINGSTON...
  ANNANDALE...
  SOUTH HAVEN...

REPORT ANY DAMAGE TO YOUR LOCAL EMERGENCY MANAGER...OR THE NEAREST
LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4499 9442 4529 9438 4529 9426 4530 9425
      4530 9401 4498 9409
TIME...MOT...LOC 0615Z 183DEG 20KT 4499 9429

$$
2 follow-up statements
000 
WWUS53 KMPX 050640
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
140 AM CDT FRI OCT 5 2007

MNC093-050650-
/O.CAN.KMPX.SV.W.0404.000000T0000Z-071005T0715Z/
MEEKER MN-
140 AM CDT FRI OCT 5 2007

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MEEKER COUNTY IS
CANCELLED...

LAT...LON 4500 9426 4529 9426 4530 9425 4530 9401
      4525 9403 4524 9403 4500 9409 4498 9411
TIME...MOT...LOC 0640Z 200DEG 20KT 4505 9418

$$

MNC171-050715-
/O.CON.KMPX.SV.W.0404.000000T0000Z-071005T0715Z/
WRIGHT MN-
140 AM CDT FRI OCT 5 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM CDT
FOR WESTERN WRIGHT COUNTY...

AT 137 AM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM...CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS
LOCATED NEAR STOCKHOLM...OR ABOUT OVER COKATO...AND MOVING NORTH AT
20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE STOCKHOLM...SMITH LAKE...RICE
LAKE...SOUTH HAVEN...HOWARD LAKE...COKATO AND ANNANDALE.

LAT...LON 4500 9426 4529 9426 4530 9425 4530 9401
      4525 9403 4524 9403 4500 9409 4498 9411
TIME...MOT...LOC 0640Z 200DEG 20KT 4505 9418

$$
000 
WWUS53 KMPX 050701
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
201 AM CDT FRI OCT 5 2007

MNC171-050711-
/O.CAN.KMPX.SV.W.0404.000000T0000Z-071005T0715Z/
WRIGHT MN-
201 AM CDT FRI OCT 5 2007

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN WRIGHT COUNTY IS
CANCELLED...

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

LAT...LON 4500 9426 4529 9426 4530 9425 4530 9401
      4525 9403 4524 9403 4500 9409 4498 9411
TIME...MOT...LOC 0701Z 200DEG 20KT 4516 9412

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 4, 10:09 PM CDTFlood WatchMPXFreeborn, Goodhue, Rice, Steele14 hr
Oct 5, 2:13 AM CDTSevere Thunderstorm WarningMPXBrown47 min
Oct 5, 2:34 AM CDTFlash Flood WarningMPXBrown, Nicollet, Redwood, Renville, Sibley3 hr
Oct 5, 3:17 AM CDTFlash Flood WatchMPXAnoka, Benton, Blue Earth, Brown, Carver, Chisago and 25 more9 hr

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.