Alert archive / Wisconsin / Tornado Warnings in 2017

Tornado Warning 10, NWS Twin Cities, MN

May 16, 2017Chippewa County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at May 16, 2017, 6:14 PM CDT for Chippewa County, Wisconsin. It was in force for 35 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
May 16, 2017, 6:14 PM CDT (23:14 UTC)
Expired
May 16, 2017, 6:49 PM CDT
In force
35 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Chippewa County, WI

The radar

The La Crosse radar (KARX), 154 km from the middle of the area, began a volume at 23:17 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.

The watch it was issued in

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

IssuedProductOfficeLasted
May 16, 4:02 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.2 hours before the alert went out and 169 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 2017-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 241 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 2017-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 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
241 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1186 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.3

Open this sounding in Storm Lab

The text

As transmitted.

397 
WFUS53 KMPX 162314
TORMPX
WIC017-170000-
/O.NEW.KMPX.TO.W.0010.170516T2314Z-170517T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
614 PM CDT TUE MAY 16 2017

The National Weather Service in The Twin Cities has issued a

* Tornado Warning for...
  Northwestern Chippewa County in west central Wisconsin...

* Until 700 PM CDT
    
* At 614 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over New Auburn, or 22 miles south of Rice Lake, moving
  east at 45 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Bloomer around 620 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Chippewa Moraine State Rec Area.

This includes U.S. Highway 53 between mile markers 112 and 119.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4511 9165 4512 9167 4521 9167 4521 9155
      4526 9153 4530 9136 4529 9123 4509 9118
TIME...MOT...LOC 2314Z 262DEG 39KT 4519 9160 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

jrb
3 follow-up statements
758 
WWUS53 KMPX 162330
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
630 PM CDT TUE MAY 16 2017

WIC017-170000-
/O.CON.KMPX.TO.W.0010.000000T0000Z-170517T0000Z/
Chippewa WI-
630 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTH
CENTRAL CHIPPEWA COUNTY...
    
At 630 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Chippewa Moraine State Rec Area, or 21 miles
southwest of Ladysmith, moving east at 45 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This tornadic thunderstorm will remain over mainly rural areas of
north central Chippewa County, including the following locations:
Chippewa Moraine State Rec Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4515 9142 4520 9148 4526 9148 4530 9136
      4529 9123 4515 9119
TIME...MOT...LOC 2330Z 262DEG 39KT 4521 9135 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

jrb
132 
WWUS53 KMPX 162341
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
641 PM CDT TUE MAY 16 2017

WIC017-170000-
/O.CON.KMPX.TO.W.0010.000000T0000Z-170517T0000Z/
Chippewa WI-
641 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTH
CENTRAL CHIPPEWA COUNTY...
    
At 640 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Holcombe, or 17 miles south of Ladysmith, moving
east at 45 mph.

HAZARD...Tornado and ping pong ball size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This tornadic thunderstorm will remain over mainly rural areas of
north central Chippewa County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4516 9127 4520 9130 4525 9131 4529 9123
      4515 9119
TIME...MOT...LOC 2340Z 262DEG 39KT 4523 9118 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

jrb
525 
WWUS53 KMPX 162349
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
649 PM CDT TUE MAY 16 2017

WIC017-162358-
/O.CAN.KMPX.TO.W.0010.000000T0000Z-170517T0000Z/
Chippewa WI-
649 PM CDT TUE MAY 16 2017

...THE TORNADO WARNING FOR NORTH CENTRAL CHIPPEWA COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.

A tornado watch remains in effect until 1000 PM CDT for west central
Wisconsin.

Remember, a Severe Thunderstorm Warning still remains in effect for
715 PM CDT.

LAT...LON 4516 9127 4520 9130 4525 9131 4529 9123
      4515 9119
TIME...MOT...LOC 2347Z 262DEG 39KT 4524 9105 

$$

jrb

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 2:54 PM CDTFlash Flood WatchMPXChippewa, Dunn, Eau Claire, Pepin, Pierce, Rusk12 hr
May 16, 4:01 PM CDTSevere Thunderstorm WarningMPXPolk, Saint Croix44 min
May 16, 4:06 PM CDTSevere Thunderstorm WarningMPXPierce39 min
May 16, 4:38 PM CDTSevere Thunderstorm WarningMPXSaint Croix52 min
May 16, 4:39 PM CDTTornado WarningMPXBarron, Polk51 min
May 16, 4:55 PM CDTSevere Thunderstorm WarningMPXBarron, Rusk65 min
May 16, 5:05 PM CDTTornado WarningMPXBarron55 min
May 16, 5:28 PM CDTSevere Thunderstorm WarningMPXBarron, Dunn, Saint Croix47 min
May 16, 5:37 PM CDTTornado WarningMPXRusk38 min
May 16, 6:01 PM CDTTornado Warning Tornado observedMPXRusk59 min
May 16, 6:10 PM CDTSevere Thunderstorm WarningMPXBarron, Chippewa, Rusk65 min
May 16, 6:16 PM CDTSevere Thunderstorm WarningMPXPierce44 min
May 16, 6:58 PM CDTSevere Thunderstorm WarningMPXPepin, Pierce47 min

Nearby

Tornado Warnings in Wisconsin, 2017Every tornado warning in 2017Tornadoes in 2017

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.