Alert archive / Wisconsin / Special Weather Statements in 2020

Special Weather Statement, NWS Twin Cities, MN

August 8, 2020Rusk County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at Aug 8, 2020, 4:19 AM CDT for Rusk County, Wisconsin. It was in force for 41 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
Aug 8, 2020, 4:19 AM CDT (09:19 UTC)
Expired
Aug 8, 2020, 5:00 AM CDT
In force
41 min
Issued by
NWS Twin Cities, MN

County Rusk County, WI

The radar

The Duluth radar (KDLH), 177 km from the middle of the area, began a volume at 09:22 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, 9.3 hours before the alert went out and 215 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 2020-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 933 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 2020-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 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
933 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
260 m²/s²
Significant tornado parameter
0.6
Supercell composite
9.3

Open this sounding in Storm Lab

The text

As transmitted.

161 
WWUS83 KMPX 080919
SPSMPX

Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
419 AM CDT Sat Aug 8 2020

WIZ016-081000-
Rusk-
419 AM CDT Sat Aug 8 2020

...A LINE OF STORMS WILL AFFECT NORTHEASTERN RUSK COUNTY THROUGH 5 
AM CDT...

At 419 AM CDT, radar indicated strong thunderstorms were located
along a line extending from Catawba to near Sheldon. Movement was
southeast at 40 mph.

Winds in excess of 40 mph are possible with these storms.

Locations impacted include...
Ladysmith, Hawkins, Sheldon, Tony, Conrath, Glen Flora, Ingram and
Rusk County Airport.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4538 9092 4530 9093 4563 9151 4564 9141
      4564 9068 4538 9068
TIME...MOT...LOC 0919Z 302DEG 33KT 4555 9055 4537 9095 

$$

LS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 12:12 PM CDTSpecial Weather StatementMPXLac qui Parle48 min
Aug 8, 12:38 PM CDTSpecial Weather StatementMPXYellow Medicine37 min
Aug 8, 12:45 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine45 min
Aug 8, 1:14 PM CDTSevere Thunderstorm WarningMPXRedwood, Yellow Medicine46 min
Aug 8, 1:37 PM CDTSevere Thunderstorm WarningMPXChippewa, Renville, Yellow Medicine23 min
Aug 8, 2:03 PM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi, Meeker, Redwood, Renville, Sibley42 min
Aug 8, 2:14 PM CDTSpecial Weather StatementMPXBrown, Watonwan46 min
Aug 8, 2:28 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Meeker, Nicollet, Sibley47 min
Aug 8, 2:48 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Renville, Sibley, Wright27 min
Aug 8, 3:13 PM CDTSpecial Weather StatementMPXCarver, Hennepin, McLeod, Meeker, Wright47 min
Aug 8, 3:17 PM CDTSpecial Weather StatementMPXBlue Earth, Le Sueur, Rice, Scott, Waseca58 min
Aug 8, 4:11 PM CDTSpecial Weather StatementMPXRice, Steele, Waseca49 min
Aug 8, 4:28 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele, Waseca47 min
Aug 8, 4:58 PM CDTSevere Thunderstorm WarningMPXGoodhue, Rice, Steele36 min
Aug 8, 5:25 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue35 min
Aug 8, 3:10 AM CDTSpecial Weather StatementMPXRusk65 min
Aug 8, 5:53 PM CDTSevere Thunderstorm WarningMPXDunn, Eau Claire, Pepin, Pierce37 min
Aug 8, 6:38 PM CDTSpecial Weather StatementMPXChippewa, Eau Claire52 min

Nearby

Special Weather Statements in Wisconsin, 2020Every special weather statement in 2020

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.