Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 3, NWS Milwaukee, WI

April 3, 2011Columbia County, Marquette County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Apr 3, 2011, 9:23 AM CDT for Columbia County, Marquette County, Wisconsin. It was in force for 37 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
Apr 3, 2011, 9:23 AM CDT (14:23 UTC)
Expired
Apr 3, 2011, 10:00 AM CDT
In force
37 min
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Columbia County, WI, Marquette County, WI

The radar

The Milwaukee radar (KMKX), 106 km from the middle of the area, began a volume at 14:26 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
Apr 3, 9:36 AM CDTHAIL 1.751 Ne Wisconsin Dells, WI
Apr 3, 10:00 AM CDTHAIL 0.752 Nne Pardeeville, WI

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

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 2.4 hours before the alert went out and 129 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, Green Bay/Straub, WI at 12:00Z on 2011-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 2011-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
699 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

310 
WUUS53 KMKX 031423
SVRMKX
WIC021-077-031500-
/O.NEW.KMKX.SV.W.0003.110403T1423Z-110403T1500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
923 AM CDT SUN APR 3 2011

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN...
  SOUTHERN MARQUETTE COUNTY IN SOUTH CENTRAL WISCONSIN...

* UNTIL 1000 AM CDT

* AT 918 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 10 MILES NORTHWEST OF WISCONSIN DELLS...AND
  MOVING EAST AT 55 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MONTELLO AROUND 950 AM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
BRIGGSVILLE...OXFORD...ENDEAVOR...PACKWAUKEE AND GLEN OAK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

&&

LAT...LON 4387 8920 4381 8919 4381 8917 4379 8917
      4376 8918 4377 8924 4364 8924 4364 8922
      4355 8925 4357 8970 4364 8977 4365 8960
      4385 8960
TIME...MOT...LOC 1423Z 270DEG 49KT 4374 8980
WIND...HAIL <50MPH 1.00IN

$$

GEHRING
2 follow-up statements
657 
WWUS53 KMKX 031434
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
934 AM CDT SUN APR 3 2011

WIC021-077-031500-
/O.CON.KMKX.SV.W.0003.000000T0000Z-110403T1500Z/
COLUMBIA WI-MARQUETTE WI-
934 AM CDT SUN APR 3 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
MARQUETTE AND NORTHWESTERN COLUMBIA COUNTIES UNTIL 1000 AM CDT...

AT 931 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
THIS STORM WAS LOCATED 9 MILES NORTHEAST OF WISCONSIN DELLS...MOVING
EAST AT 55 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MONTELLO AROUND 950 AM CDT.

OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE
ENDEAVOR...PACKWAUKEE AND GLEN OAK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL AND IS 
STRENGTHENING. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY 
AWAY FROM WINDOWS!

&&

LAT...LON 4387 8920 4381 8919 4381 8917 4379 8917
      4376 8918 4377 8924 4364 8924 4364 8922
      4355 8925 4357 8970 4364 8977 4365 8960
      4385 8960
TIME...MOT...LOC 1433Z 270DEG 49KT 4374 8965
WIND...HAIL <50MPH 1.50IN

$$

GEHRING
195 
WWUS53 KMKX 031444
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
944 AM CDT SUN APR 3 2011

WIC021-077-031500-
/O.CON.KMKX.SV.W.0003.000000T0000Z-110403T1500Z/
COLUMBIA WI-MARQUETTE WI-
944 AM CDT SUN APR 3 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
MARQUETTE AND NORTHWESTERN COLUMBIA COUNTIES UNTIL 1000 AM CDT...

AT 944 AM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE 
THUNDERSTORM PRODUCING QUARTER SIZE HAIL IN SOUTHERN ADAMS COUNTY. 
THIS STORM WAS LOCATED 11 MILES NORTHEAST OF WISCONSIN 
DELLS...MOVING EAST AT 55 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MONTELLO AROUND 950 AM CDT.

OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM INCLUDE GLEN OAK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL THAT WILL COVER THE 
GROUND. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY 
FROM WINDOWS!

&&

LAT...LON 4387 8920 4381 8919 4381 8917 4379 8917
      4376 8918 4377 8924 4364 8924 4364 8922
      4355 8925 4357 8970 4364 8977 4365 8960
      4385 8960
TIME...MOT...LOC 1444Z 275DEG 48KT 4368 8948
WIND...HAIL <50MPH 1.00IN

$$

GEHRING

The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 3, 9:51 AM CDTSevere Thunderstorm WarningMKXColumbia, Dodge, Fond du Lac, Green Lake39 min
Apr 3, 9:58 AM CDTSevere Thunderstorm WarningMKXColumbia, Marquette17 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2011Every severe thunderstorm warning in 2011

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.