Alert archive / Minnesota / Special Weather Statements in 2016

Special Weather Statement, NWS La Crosse, WI

June 30, 2016Winona County, Minnesota

NWS La Crosse, WI issued this special weather statement at Jun 30, 2016, 12:21 PM CDT for Winona County, Minnesota. 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 30, 2016, 12:21 PM CDT (17:21 UTC)
Expired
Jun 30, 2016, 1:00 PM CDT
In force
39 min
Issued by
NWS La Crosse, WI

County Winona County, MN

The radar

The La Crosse radar (KARX), 45 km from the middle of the area, began a volume at 17:23 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, 5.4 hours before the alert went out and 179 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 2016-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1086 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 12:00Z on 2016-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
1086 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
697 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

593 
WWUS83 KARX 301721
SPSARX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1221 PM CDT THU JUN 30 2016

MNZ088-WIZ032-033-301800-
WINONA-TREMPEALEAU-BUFFALO-
1221 PM CDT THU JUN 30 2016

...A STRONG THUNDERSTORM WILL AFFECT EASTERN WINONA...SOUTHWESTERN
TREMPEALEAU AND SOUTHEASTERN BUFFALO COUNTIES...

AT 1219 PM CDT...A STRONG THUNDERSTORM WAS LOCATED NEAR FOUNTAIN
CITY...OR 6 MILES NORTH OF WINONA...MOVING SOUTHEAST AT 15 MPH.

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

THIS STORM WILL BE NEAR...
  WINONA AROUND 1225 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE PERROT STATE PARK...
LOCK AND DAM 5 A...BLUFF SIDING AND MARSHLAND.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4412 9171 4416 9163 4404 9143 4397 9164
TIME...MOT...LOC 1719Z 320DEG 11KT 4412 9165 

$$

AJ

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 12:41 PM CDTSpecial Weather StatementARXBuffalo49 min
Jun 30, 12:59 PM CDTSpecial Weather StatementARXLa Crosse61 min
Jun 30, 1:34 PM CDTSpecial Weather StatementARXTrempealeau41 min
Jun 30, 1:46 PM CDTSpecial Weather StatementARXLa Crosse44 min
Jun 30, 1:59 PM CDTAreal Flood AdvisoryARXLa Crosse2 hr
Jun 30, 3:28 PM CDTSevere Thunderstorm WarningARXVernon47 min
Jun 30, 3:48 PM CDTSevere Thunderstorm WarningARXCrawford, Richland66 min
Jun 30, 4:36 PM CDTSpecial Weather StatementARXGrant39 min
Jun 30, 11:52 AM CDTSpecial Weather StatementARXMitchell38 min
Jun 30, 1:05 PM CDTSpecial Weather StatementARXChickasaw, Floyd55 min
Jun 30, 1:26 PM CDTSpecial Weather StatementARXMitchell64 min
Jun 30, 11:22 AM CDTSpecial Weather StatementARXMower38 min

Nearby

Special Weather Statements in Minnesota, 2016Every special weather statement in 2016

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.