Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 77, NWS Twin Cities, MN

June 17, 20184 counties in Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 17, 2018, 6:16 PM CDT for 4 counties in Wisconsin. It was in force for 44 min. 2 reports 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
Jun 17, 2018, 6:16 PM CDT (23:16 UTC)
Expired
Jun 17, 2018, 7:00 PM CDT
In force
44 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Barron County, WI, Chippewa County, WI, Dunn County, WI, Rusk County, WI

The radar

The La Crosse radar (KARX), 172 km from the middle of the area, began a volume at 23:16 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
Jun 17, 6:20 PM CDTTSTM WND DMG3 E Chetek, WIFEW TREES AND POWER LINES DOWN.
Jun 17, 6:35 PM CDTTSTM WND DMG5 Sw Ladysmith, WIPOWER LINES BLOWN DOWN ACROSS STROM RD.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 17, 12:34 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.3 hours before the alert went out and 181 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 2018-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1067 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 2018-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 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
1067 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
1089 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

822 
WUUS53 KMPX 172316
SVRMPX
WIC005-017-033-107-180000-
/O.NEW.KMPX.SV.W.0077.180617T2316Z-180618T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
616 PM CDT SUN JUN 17 2018

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Western Rusk County in northwestern Wisconsin...
  Northeastern Dunn County in west central Wisconsin...
  Northwestern Chippewa County in west central Wisconsin...
  Southeastern Barron County in northwestern Wisconsin...

* Until 700 PM CDT.

* At 616 PM CDT, severe thunderstorms were located along a line
  extending from near Rice Lake to near Chetek to Sand Creek, moving
  east at 45 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Rice Lake, Ladysmith, Bloomer, Chetek, Cameron, Cornell, Bruce, New
  Auburn, Dallas, Weyerhaeuser, Sumner and Sand Creek.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A Tornado Watch remains in effect until 900 PM CDT for northwestern
and west central Wisconsin.

LAT...LON 4511 9117 4512 9194 4532 9174 4548 9181
      4564 9123 4564 9118 4549 9107
TIME...MOT...LOC 2316Z 252DEG 37KT 4555 9174 4535 9163 4516 9173 

HAIL...<.75IN
WIND...60MPH
 
$$

BORGHOFF
3 follow-up statements
872 
WWUS53 KMPX 172330
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
630 PM CDT SUN JUN 17 2018

WIC005-017-033-107-180000-
/O.CON.KMPX.SV.W.0077.000000T0000Z-180618T0000Z/
Rusk WI-Dunn WI-Chippewa WI-Barron WI-
630 PM CDT SUN JUN 17 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR WESTERN RUSK...NORTHEASTERN DUNN...NORTHWESTERN CHIPPEWA AND
SOUTHEASTERN BARRON COUNTIES...

At 629 PM CDT, severe thunderstorms were located along a line
extending from near Weyerhaeuser to near Island Lake to near New
Auburn, moving east at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Ladysmith, Bloomer, Cornell, Bruce, New Auburn, Weyerhaeuser, Sand
Creek, Island Lake and Chippewa Moraine State Rec Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A Tornado Watch remains in effect until 900 PM CDT for northwestern
and west central Wisconsin.

LAT...LON 4511 9117 4512 9194 4533 9156 4552 9150
      4560 9115 4549 9107
TIME...MOT...LOC 2329Z 257DEG 38KT 4547 9143 4532 9145 4520 9161 

HAIL...<.75IN
WIND...60MPH
 
$$

BORGHOFF
552 
WWUS53 KMPX 172348
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
648 PM CDT SUN JUN 17 2018

WIC005-017-033-107-180000-
/O.CON.KMPX.SV.W.0077.000000T0000Z-180618T0000Z/
Rusk WI-Dunn WI-Chippewa WI-Barron WI-
648 PM CDT SUN JUN 17 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHWESTERN RUSK...NORTHEASTERN DUNN...NORTHWESTERN CHIPPEWA AND
SOUTHEASTERN BARRON COUNTIES...

At 648 PM CDT, severe thunderstorms were located along a line
extending from near Holcombe to near Sand Creek, moving east at 40
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Bloomer, Cornell, New Auburn, Sand Creek, Island Lake and Chippewa
Moraine State Rec Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A Tornado Watch remains in effect until 900 PM CDT for northwestern
and west central Wisconsin.

LAT...LON 4511 9117 4512 9194 4533 9156 4534 9156
      4544 9109
TIME...MOT...LOC 2348Z 269DEG 34KT 4525 9117 4517 9176 

HAIL...<.75IN
WIND...60MPH
 
$$

BORGHOFF
983 
WWUS53 KMPX 172359
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
659 PM CDT SUN JUN 17 2018

WIC005-017-033-107-180009-
/O.EXP.KMPX.SV.W.0077.000000T0000Z-180618T0000Z/
Rusk WI-Dunn WI-Chippewa WI-Barron WI-
659 PM CDT SUN JUN 17 2018

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN RUSK...
NORTHEASTERN DUNN...NORTHWESTERN CHIPPEWA AND SOUTHEASTERN BARRON
COUNTIES WILL EXPIRE AT 700 PM CDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with these thunderstorms.

A Tornado Watch remains in effect until 900 PM CDT for northwestern
and west central Wisconsin.

LAT...LON 4511 9117 4512 9194 4533 9156 4534 9156
      4544 9109
TIME...MOT...LOC 2359Z 252DEG 37KT 4528 9104 4520 9163 

$$

BORGHOFF

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 2:44 PM CDTFlash Flood WatchMPXBarron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more16 hr
Jun 17, 4:09 PM CDTSevere Thunderstorm WarningMPXChippewa, Eau Claire24 min
Jun 17, 5:13 PM CDTSevere Thunderstorm WarningMPXChippewa47 min
Jun 17, 5:32 PM CDTSevere Thunderstorm WarningMPXBarron, Polk43 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2018Every severe thunderstorm warning in 2018

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.