Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 130, NWS Twin Cities, MN

July 9, 2017Dunn County, Pierce County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 9, 2017, 10:17 PM CDT for Dunn County, Pierce County, Wisconsin. It was in force for 27 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
Jul 9, 2017, 10:17 PM CDT (03:17 UTC)
Expired
Jul 9, 2017, 10:44 PM CDT
In force
27 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Dunn County, WI, Pierce County, WI

The radar

The La Crosse radar (KARX), 114 km from the middle of the area, began a volume at 03:17 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 3.3 hours before the alert went out and 136 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 2017-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 627 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 2017-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 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
627 J/kg
Mixed-layer CIN
-187 J/kg
Mixed-layer LCL
1764 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
278 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

Open this sounding in Storm Lab

The text

As transmitted.

813 
WUUS53 KMPX 100317
SVRMPX
WIC033-093-100415-
/O.NEW.KMPX.SV.W.0130.170710T0317Z-170710T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1017 PM CDT SUN JUL 9 2017

The National Weather Service in The Twin Cities has issued a

* Severe Thunderstorm Warning for...
  East central Pierce County in west central Wisconsin...
  Southern Dunn County in west central Wisconsin...

* Until 1115 PM CDT

* At 1017 PM CDT, a severe thunderstorm was located near Elmwood, or
  16 miles southwest of Menomonie, moving east at 40 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees. 

* This severe thunderstorm will be near,
  Eau Galle around 1030 PM CDT. 

Other locations impacted by this severe thunderstorm include
Downsville, Rock Falls and Caryville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4468 9170 4468 9214 4469 9220 4480 9220
      4480 9165 4469 9165
TIME...MOT...LOC 0317Z 270DEG 34KT 4473 9215 

HAIL...1.50IN
WIND...60MPH
 
$$
2 follow-up statements
894 
WWUS53 KMPX 100336
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1036 PM CDT SUN JUL 9 2017

WIC093-100346-
/O.CAN.KMPX.SV.W.0130.000000T0000Z-170710T0415Z/
Pierce WI-
1036 PM CDT SUN JUL 9 2017

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PIERCE 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 4468 9199 4480 9199 4480 9165 4469 9165
      4468 9170
TIME...MOT...LOC 0336Z 271DEG 30KT 4472 9194 

$$

WIC033-100415-
/O.CON.KMPX.SV.W.0130.000000T0000Z-170710T0415Z/
Dunn WI-
1036 PM CDT SUN JUL 9 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR SOUTHEASTERN DUNN COUNTY...

At 1036 PM CDT, a severe thunderstorm was located near Downsville, or
12 miles south of Menomonie, moving east at 35 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. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4468 9199 4480 9199 4480 9165 4469 9165
      4468 9170
TIME...MOT...LOC 0336Z 271DEG 30KT 4472 9194 

HAIL...1.00IN
WIND...60MPH
 
$$
452 
WWUS53 KMPX 100344
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1044 PM CDT SUN JUL 9 2017

WIC033-100354-
/O.CAN.KMPX.SV.W.0130.000000T0000Z-170710T0415Z/
Dunn WI-
1044 PM CDT SUN JUL 9 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DUNN COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled.

LAT...LON 4468 9199 4480 9199 4480 9165 4469 9165
      4468 9170
TIME...MOT...LOC 0342Z 270DEG 34KT 4472 9185 

$$

jrb

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2017Every severe thunderstorm warning 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.