Alert archive / Wisconsin / Special Weather Statements in 2015

Special Weather Statement, NWS Twin Cities, MN

June 17, 2015Dunn County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at Jun 17, 2015, 5:21 PM CDT for Dunn County, Wisconsin. It was in force for 39 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 17, 2015, 5:21 PM CDT (22:21 UTC)
Expired
Jun 17, 2015, 6:00 PM CDT
In force
39 min
Issued by
NWS Twin Cities, MN

County Dunn County, WI

The radar

The La Crosse radar (KARX), 138 km from the middle of the area, began a volume at 22:21 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, 10.4 hours before the alert went out and 151 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 2015-06-17Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2015-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3208 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
238 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.

786 
WWUS83 KMPX 172221
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
521 PM CDT WED JUN 17 2015
 
WIZ025-027-172300-
CHIPPEWA-DUNN-
521 PM CDT WED JUN 17 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN CHIPPEWA AND
NORTHEASTERN DUNN COUNTIES THROUGH 6 PM CDT...

AT 520 PM CDT...A STRONG THUNDERSTORM WAS NEAR WHEELER...OR 11 MILES
NORTH OF MENOMONIE...MOVING EAST AT 25 MPH.

HALF INCH HAIL IS POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...BLOOMER...COLFAX...WHEELER...TILDEN... 
TAINTER LAKE...HOFFMAN HILLS REC AREA AND EAGLETON.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

LAT...LON 4498 9196 4516 9194 4514 9135 4498 9134
      4489 9151 4493 9182
TIME...MOT...LOC 2220Z 276DEG 22KT 4506 9181 
$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 1:15 PM CDTSpecial Weather StatementMPXSteele45 min
Jun 17, 2:13 PM CDTSpecial Weather StatementMPXWaseca47 min
Jun 17, 2:30 PM CDTTornado WarningMPXWaseca30 min
Jun 17, 2:38 PM CDTSevere Thunderstorm WarningMPXSteele67 min
Jun 17, 3:22 PM CDTSevere Thunderstorm WarningMPXFreeborn38 min
Jun 17, 4:23 PM CDTSpecial Weather StatementMPXFreeborn22 min
Jun 17, 4:37 PM CDTSevere Thunderstorm WarningMPXFreeborn53 min
Jun 17, 4:50 PM CDTSpecial Weather StatementMPXFreeborn25 min
Jun 17, 5:19 PM CDTSpecial Weather StatementMPXFreeborn56 min
Jun 17, 5:56 PM CDTFlash Flood WarningMPXFreeborn3 hr
Jun 17, 6:07 PM CDTSpecial Weather StatementMPXFreeborn53 min
Jun 17, 6:13 PM CDTSpecial Weather StatementMPXChippewa47 min

Nearby

Special Weather Statements in Wisconsin, 2015Every special weather statement in 2015

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.