Alert archive / Minnesota / Special Weather Statements in 2011

Special Weather Statement, NWS Twin Cities, MN

August 6, 2011Meeker County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Aug 6, 2011, 7:16 PM CDT for Meeker County, Minnesota. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 6, 2011, 7:16 PM CDT (00:16 UTC)
Expired
Aug 6, 2011, 8:00 PM CDT
In force
44 min
Issued by
NWS Twin Cities, MN

County Meeker County, MN

The radar

The Minneapolis radar (KMPX), 86 km from the middle of the area, began a volume at 00:17 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.

What was reported inside it

TimeReportWhereRemark
Aug 6, 7:27 PM CDTHAIL 1Litchfield, MNOCCURRED NEAR INTERSECTION OF COUNTY ROADS 22 AND 12.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.3 hours before the alert went out and 84 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 2011-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 931 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 00:00Z on 2011-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.19395878Sfc1 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
931 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1415 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

227 
WWUS83 KMPX 070016
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
716 PM CDT SAT AUG 6 2011

MNZ049-057-058-070100-
KANDIYOHI-MEEKER-STEARNS-
716 PM CDT SAT AUG 6 2011

...THUNDERSTORMS MOVING INTO/DEVELOPING OVER KANDIYOHI...MEEKER AND
STEARNS COUNTIES THROUGH 800 PM CDT...

AT 713 PM CDT...WEATHER SERVICE RADAR WAS TRACKING A STRONG
THUNDERSTORM 6 MILES SOUTHEAST OF HAWICK. THIS STORM WAS MOVING
SOUTHEAST AT 25 MPH.

HAIL UP TO NICKEL SIZE AND WINDS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
  HAWICK.
  GROVE CITY.
  LITCHFIELD.
  DARWIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4522 9429 4501 9443 4521 9488 4535 9481
TIME...MOT...LOC 0016Z 293DEG 21KT 4523 9474

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 7:12 PM CDTSevere Thunderstorm WarningMPXMeeker, Stearns, Wright33 min
Aug 6, 8:13 PM CDTSpecial Weather StatementMPXMcLeod47 min
Aug 6, 8:17 PM CDTSevere Thunderstorm WarningMPXMcLeod, Meeker, Wright43 min
Aug 6, 8:46 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Sibley44 min
Aug 6, 9:45 PM CDTSevere Thunderstorm WarningMPXDakota, Le Sueur, Rice, Scott45 min
Aug 6, 10:32 PM CDTSpecial Weather StatementMPXSteele43 min
Aug 7, 7:27 AM CDTRiver Flood WarningMPXTodd5 days

Nearby

Special Weather Statements in Minnesota, 2011Every special weather statement in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.