Alert archive / Minnesota / Special Weather Statements in 2012

Special Weather Statement, NWS Twin Cities, MN

June 14, 2012Nicollet County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jun 14, 2012, 4:37 PM CDT for Nicollet County, Minnesota. It was in force for 38 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 14, 2012, 4:37 PM CDT (21:37 UTC)
Expired: Jun 14, 2012, 5:15 PM CDT
In force: 38 min
Issued by: NWS Twin Cities, MN

County Nicollet County, MN

The radar

The Minneapolis radar (KMPX), 71 km from the middle of the area, began a volume at 21:40 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, 9.6 hours before the alert went out and 69 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1268 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 475 m²/s²
0-3 km storm-relative helicity: 442 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

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

218 
WWUS83 KMPX 142137
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
437 PM CDT THU JUN 14 2012

MNZ075-076-142215-
LE SUEUR-NICOLLET-
437 PM CDT THU JUN 14 2012

...THUNDERSTORMS MOVING BROWN...LE SUEUR AND NICOLLET COUNTIES 
THROUGH 515 PM CDT...

AT 435 PM CDT...WEATHER SERVICE RADAR WAS TRACKING A STRONG
THUNDERSTORM 4 MILES NORTH OF COURTLAND. THIS STORM WAS MOVING EAST
AT 30 MPH.

HAIL UP TO NICKEL SIZE AND WINDS UP TO 50 MPH ARE EXPECTED WITH THIS
STORM.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
  COURTLAND.
  NICOLLET.
  NORSELAND.
  ST PETER.
  OTTAWA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS THUNDERSTORM COULD INTENSIFY QUICKLY...SO BE READY TO ACT IF A
WARNING IS ISSUED.

&&

LAT...LON 4426 9434 4427 9440 4438 9449 4445 9412
      4446 9393 4449 9390 4451 9382 4427 9376
      4425 9384 4425 9393 4424 9394 4422 9426
TIME...MOT...LOC 2137Z 252DEG 28KT 4432 9432

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 4:31 AM CDT	Special Weather Statement	MPX	Douglas	44 min
Jun 14, 4:36 AM CDT	Special Weather Statement	MPX	Isanti	39 min
Jun 14, 4:53 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Todd	67 min
Jun 14, 5:57 AM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns	63 min
Jun 14, 7:12 AM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns, Wright	48 min
Jun 14, 8:09 AM CDT	Special Weather Statement	MPX	McLeod, Wright	51 min
Jun 14, 8:48 AM CDT	Areal Flood Advisory	MPX	Anoka, Carver, Hennepin, McLeod, Meeker, Ramsey and 3 more	3 hr
Jun 14, 9:11 AM CDT	Special Weather Statement	MPX	Anoka, Carver, Chisago, Hennepin, Isanti, McLeod and 5 more	49 min
Jun 14, 9:22 AM CDT	Severe Thunderstorm Warning	MPX	Carver, McLeod, Scott, Sibley	27 min
Jun 14, 9:41 AM CDT	Areal Flood Advisory	MPX	Dakota, Hennepin, Ramsey, Scott, Washington	3 hr
Jun 14, 10:22 AM CDT	Special Weather Statement	MPX	Carver, Dakota, Hennepin, Le Sueur, Rice, Scott	38 min
Jun 14, 11:52 AM CDT	Special Weather Statement	MPX	Carver, Dakota, Le Sueur, Nicollet, Ramsey, Rice and 2 more	68 min
Jun 14, 12:00 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Le Sueur, Scott, Sibley	45 min
Jun 14, 12:26 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Dakota, Hennepin, Ramsey, Scott, Washington	49 min
Jun 14, 12:44 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Le Sueur, Nicollet, Rice, Scott, Sibley	46 min
Jun 14, 2:30 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Le Sueur, Rice	45 min
Jun 14, 2:58 PM CDT	Severe Thunderstorm Warning	MPX	Chisago	47 min
Jun 14, 2:59 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue, Rice	46 min
Jun 14, 3:29 PM CDT	Special Weather Statement	MPX	Carver, Le Sueur, Nicollet, Scott, Sibley	46 min
Jun 14, 3:45 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	45 min
Jun 14, 4:23 PM CDT	Special Weather Statement	MPX	Le Sueur	52 min
Jun 14, 4:54 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	36 min
Jun 14, 5:14 PM CDT	Special Weather Statement	MPX	Goodhue	46 min
Jun 14, 5:22 PM CDT	Special Weather Statement	MPX	Le Sueur	38 min
Jun 14, 5:32 PM CDT	Areal Flood Advisory	MPX	Dakota, Goodhue, Le Sueur, Rice, Scott	3 hr
Jun 14, 5:57 PM CDT	Flash Flood Warning	MPX	Dakota, Goodhue, Rice	4 hr
Jun 14, 6:58 PM CDT	Special Weather Statement	MPX	Goodhue	32 min
Jun 14, 6:59 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	46 min
Jun 14, 6:50 AM CDT	Special Weather Statement	MPX	Barron	55 min
Jun 14, 7:17 AM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn	38 min
Jun 14, 7:54 AM CDT	Special Weather Statement	MPX	Barron	51 min
Jun 14, 12:52 PM CDT	Special Weather Statement	MPX	Saint Croix	53 min
Jun 14, 1:22 PM CDT	Areal Flood Advisory	MPX	Barron, Chippewa, Dunn, Polk, Rusk, Saint Croix	3 hr
Jun 14, 2:09 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Polk	36 min
Jun 14, 3:25 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Rusk	35 min

Nearby

Special Weather Statements in Minnesota, 2012 Every special weather statement 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.