Alert archive / Wisconsin / Tornado Warnings in 2017

Tornado Warning 6, NWS Twin Cities, MN

May 16, 2017Barron County, Polk County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at May 16, 2017, 4:39 PM CDT for Barron County, Polk County, Wisconsin. It was in force for 51 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: May 16, 2017, 4:39 PM CDT (21:39 UTC)
Expired: May 16, 2017, 5:30 PM CDT
In force: 51 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.0 in

Counties Barron County, WI, Polk County, WI

The radar

The Minneapolis radar (KMPX), 120 km from the middle of the area, began a volume at 21:40 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

Time	Report	Where	Remark
May 16, 4:48 PM CDT	HAIL 1	1 W Arland, WI	QUARTER SIZE HAIL COVERING GROUND.
May 16, 4:50 PM CDT	FUNNEL CLOUD	Arland, WI

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.

Issued	Product	Office	Lasted
May 16, 4:02 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.7 hours before the alert went out and 123 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

272 
WFUS53 KMPX 162139
TORMPX
WIC005-095-162230-
/O.NEW.KMPX.TO.W.0006.170516T2139Z-170516T2230Z/

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

The National Weather Service in The Twin Cities has issued a

* Tornado Warning for...
  Southwestern Barron County in northwestern Wisconsin...
  Southeastern Polk County in northwestern Wisconsin...

* Until 530 PM CDT
    
* At 439 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Clear Lake, or 28 miles southwest of Rice Lake,
  moving east at 25 mph.

  HAZARD...Tornado and hail up to two inches in diameter. 

  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...
  Clayton around 450 PM CDT. 
  Turtle Lake around 455 PM CDT. 
  Almena around 505 PM CDT. 
  Prairie Farm around 510 PM CDT. 

Other locations impacted by this tornadic thunderstorm include Arland
and Reeve.

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 4522 9234 4532 9236 4545 9191 4521 9186
TIME...MOT...LOC 2139Z 262DEG 20KT 4529 9224 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

jrb

5 follow-up statements

707 
WWUS53 KMPX 162142
SVSMPX

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

WIC005-095-162230-
/O.CON.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Barron WI-Polk WI-
442 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
SOUTHWESTERN BARRON AND SOUTHEASTERN POLK COUNTIES...
    
At 441 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Reeve, or 25 miles southwest of Rice Lake, moving
east at 25 mph.

HAZARD...Tornado and two inch 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 dangerous storm will be near...
  Prairie Farm around 500 PM CDT. 

Other locations impacted by this tornadic thunderstorm include Arland
and Reeve.

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 4522 9225 4531 9227 4545 9191 4521 9186
TIME...MOT...LOC 2141Z 267DEG 23KT 4527 9216 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

jrb

712 
WWUS53 KMPX 162147
SVSMPX

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

WIC095-162156-
/O.CAN.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Polk WI-
447 PM CDT TUE MAY 16 2017

...THE TORNADO WARNING FOR SOUTHEASTERN POLK COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

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

LAT...LON 4521 9186 4522 9216 4535 9216 4545 9191
TIME...MOT...LOC 2146Z 262DEG 20KT 4527 9211 

$$

WIC005-162230-
/O.CON.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Barron WI-
447 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
SOUTHWESTERN BARRON COUNTY...
    
At 446 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Reeve, or 23 miles southwest of Rice Lake, moving
east at 25 mph.

HAZARD...Tornado and two inch 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 dangerous storm will be near...
  Prairie Farm around 500 PM CDT. 

Other locations impacted by this tornadic thunderstorm include Arland
and Reeve.

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 4521 9186 4522 9216 4535 9216 4545 9191
TIME...MOT...LOC 2146Z 262DEG 20KT 4527 9211 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

jrb

460 
WWUS53 KMPX 162154
SVSMPX

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

WIC005-162230-
/O.CON.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Barron WI-
454 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
SOUTHWESTERN BARRON COUNTY...
        
At 453 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Arland, or 20 miles southwest of Rice Lake, moving
east at 25 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Weather spotters reported a funnel cloud. 

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
southwestern Barron County, including the following locations: Arland
and Reeve.

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 4521 9186 4522 9216 4530 9216 4541 9190
TIME...MOT...LOC 2153Z 260DEG 22KT 4528 9204 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

jrb

846 
WWUS53 KMPX 162208
SVSMPX

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

WIC005-162230-
/O.CON.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Barron WI-
508 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR SOUTH
CENTRAL BARRON COUNTY...
        
At 508 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Hillsdale, or 16 miles southwest of Rice Lake,
moving east at 25 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Weather spotters reported a funnel cloud. 

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. 

Locations impacted include...
Prairie Farm.

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 4521 9186 4523 9198 4534 9200 4541 9190
TIME...MOT...LOC 2208Z 262DEG 20KT 4529 9192 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

jrb

692 
WWUS53 KMPX 162216
SVSMPX

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

WIC005-162230-
/O.CON.KMPX.TO.W.0006.000000T0000Z-170516T2230Z/
Barron WI-
516 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR SOUTH
CENTRAL BARRON COUNTY...
        
At 515 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Hillsdale, or 11 miles south of Rice Lake, moving
east at 30 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Weather spotters reported a funnel cloud. 

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
south central Barron 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 4524 9187 4528 9192 4538 9194 4541 9190
TIME...MOT...LOC 2215Z 254DEG 27KT 4534 9183 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

jrb

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 2:54 PM CDT	Flash Flood Watch	MPX	Chippewa, Dunn, Eau Claire, Pepin, Pierce, Rusk	12 hr
May 16, 4:01 PM CDT	Severe Thunderstorm Warning	MPX	Polk, Saint Croix	44 min
May 16, 4:06 PM CDT	Severe Thunderstorm Warning	MPX	Pierce	39 min
May 16, 4:38 PM CDT	Severe Thunderstorm Warning	MPX	Saint Croix	52 min
May 16, 4:55 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Rusk	65 min
May 16, 5:05 PM CDT	Tornado Warning	MPX	Barron	55 min
May 16, 5:28 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn, Saint Croix	47 min
May 16, 5:37 PM CDT	Tornado Warning	MPX	Rusk	38 min
May 16, 6:01 PM CDT	Tornado Warning Tornado observed	MPX	Rusk	59 min
May 16, 6:10 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Chippewa, Rusk	65 min
May 16, 6:14 PM CDT	Tornado Warning	MPX	Chippewa	35 min
May 16, 6:16 PM CDT	Severe Thunderstorm Warning	MPX	Pierce	44 min
May 16, 6:58 PM CDT	Severe Thunderstorm Warning	MPX	Pepin, Pierce	47 min

Nearby

Tornado Warnings in Wisconsin, 2017 Every tornado warning in 2017 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.