Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 25, NWS Twin Cities, MN

May 25, 20184 counties in Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at May 25, 2018, 7:02 PM CDT for 4 counties in Wisconsin. It was in force for 58 min. 3 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 25, 2018, 7:02 PM CDT (00:02 UTC)
Expired: May 25, 2018, 8:00 PM CDT
In force: 58 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI

The radar

The La Crosse radar (KARX), 108 km from the middle of the area, began a volume at 00:02 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 25, 7:15 PM CDT	TSTM WND DMG	2 W Downsville, WI	TREE DOWN, PARTIALLY ON ROAD.
May 25, 7:15 PM CDT	TSTM WND DMG	3 N Downsville, WI	TREE DOWN ON TRAILER HOME.
May 25, 7:40 PM CDT	TSTM WND DMG	4 Sse Elk Mound, WI	TREE DOWN, PARTIALLY ON ROAD.

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 25, 2:02 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.0 hours before the alert went out and 131 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: 240 J/kg
Mixed-layer CIN: -133 J/kg
Mixed-layer LCL: 2091 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 135 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

706 
WUUS53 KMPX 260002
SVRMPX
WIC033-035-091-093-260100-
/O.NEW.KMPX.SV.W.0025.180526T0002Z-180526T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
702 PM CDT FRI MAY 25 2018

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Pepin County in west central Wisconsin...
  Southeastern Pierce County in west central Wisconsin...
  Southern Dunn County in west central Wisconsin...
  Western Eau Claire County in west central Wisconsin...

* Until 800 PM CDT

* At 701 PM CDT, severe thunderstorms were located along a line
  extending from near Menomonie to near Plum City, moving southeast
  at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Severe thunderstorms will be near,
  Menomonie around 705 PM CDT. 
  Eau Galle around 720 PM CDT. 
  Elk Mound around 725 PM CDT. 
  Durand around 730 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4459 9146 4460 9196 4459 9197 4460 9200
      4456 9204 4441 9209 4445 9223 4450 9230
      4454 9231 4456 9237 4459 9240 4490 9208
      4486 9165 4485 9130
TIME...MOT...LOC 0001Z 301DEG 27KT 4486 9199 4466 9225 

HAIL...1.00IN
WIND...60MPH
 
$$

BORGHOFF

4 follow-up statements

055 
WWUS53 KMPX 260022
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
722 PM CDT FRI MAY 25 2018

WIC093-260031-
/O.CAN.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Pierce WI-
722 PM CDT FRI MAY 25 2018

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PIERCE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 800 PM CDT for
west central Wisconsin.

LAT...LON 4459 9146 4460 9200 4458 9203 4452 9206
      4456 9214 4464 9214 4489 9191 4486 9168
      4485 9130
TIME...MOT...LOC 0021Z 291DEG 26KT 4482 9182 4462 9206 

$$

WIC033-035-091-260100-
/O.CON.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Pepin WI-Dunn WI-Eau Claire WI-
722 PM CDT FRI MAY 25 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR PEPIN...SOUTHEASTERN DUNN AND WESTERN EAU CLAIRE COUNTIES...

At 721 PM CDT, severe thunderstorms were located along a line
extending from near Menomonie Airport to Arkansaw, moving east at 30
mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

These severe storms will be near...
  Altoona around 755 PM CDT. 

Other locations impacted by these severe thunderstorms include
Arkansaw, Caryville, Downsville, Porcupine, Rock Falls and Seymour.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4459 9146 4460 9200 4458 9203 4452 9206
      4456 9214 4464 9214 4489 9191 4486 9168
      4485 9130
TIME...MOT...LOC 0021Z 291DEG 26KT 4482 9182 4462 9206 

HAIL...1.00IN
WIND...60MPH
 
$$

BORGHOFF

739 
WWUS53 KMPX 260035
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
735 PM CDT FRI MAY 25 2018

WIC033-035-091-260100-
/O.CON.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Pepin WI-Dunn WI-Eau Claire WI-
735 PM CDT FRI MAY 25 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHEASTERN PEPIN...SOUTHEASTERN DUNN AND WESTERN EAU CLAIRE
COUNTIES...

At 734 PM CDT, a severe thunderstorm was located over Rock Falls, or
9 miles north of Mondovi, moving southeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

this severe thunderstorm will remain over mainly rural areas of
northeastern Pepin...southeastern Dunn and western Eau Claire
Counties, including the following locations: Rock Falls, Caryville
and Seymour.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4459 9146 4460 9194 4470 9191 4487 9172
      4486 9168 4486 9156 4484 9135
TIME...MOT...LOC 0034Z 307DEG 26KT 4470 9174 

HAIL...1.00IN
WIND...60MPH
 
$$

BORGHOFF

510 
WWUS53 KMPX 260045
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
745 PM CDT FRI MAY 25 2018

WIC033-260054-
/O.CAN.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Dunn WI-
745 PM CDT FRI MAY 25 2018

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DUNN COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 4460 9167 4459 9169 4460 9187 4467 9183
      4469 9176 4468 9165 4472 9164 4474 9156
      4460 9147
TIME...MOT...LOC 0044Z 301DEG 27KT 4466 9164 

$$

WIC035-091-260100-
/O.CON.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Pepin WI-Eau Claire WI-
745 PM CDT FRI MAY 25 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHEASTERN PEPIN AND SOUTHWESTERN EAU CLAIRE COUNTIES...

At 744 PM CDT, a severe thunderstorm was located near Rock Falls, or
near Mondovi, moving southeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

This severe thunderstorm will remain over mainly rural areas of
northeastern Pepin and southwestern Eau Claire Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4460 9167 4459 9169 4460 9187 4467 9183
      4469 9176 4468 9165 4472 9164 4474 9156
      4460 9147
TIME...MOT...LOC 0044Z 301DEG 27KT 4466 9164 

HAIL...1.00IN
WIND...60MPH
 
$$

BORGHOFF

600 
WWUS53 KMPX 260058
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
758 PM CDT FRI MAY 25 2018

WIC035-091-260108-
/O.EXP.KMPX.SV.W.0025.000000T0000Z-180526T0100Z/
Pepin WI-Eau Claire WI-
758 PM CDT FRI MAY 25 2018

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PEPIN AND
SOUTHWESTERN EAU CLAIRE COUNTIES WILL EXPIRE AT 800 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

LAT...LON 4460 9167 4459 9169 4460 9187 4467 9183
      4469 9176 4468 9165 4472 9164 4474 9156
      4460 9147
TIME...MOT...LOC 0058Z 301DEG 27KT 4461 9153 

$$

BORGHOFF

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2018 Every 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.