Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 80, NWS Milwaukee, WI

September 19, 2016Columbia County, Sauk County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Sep 19, 2016, 2:52 PM CDT for Columbia County, Sauk County, Wisconsin. It was in force for 38 min. 1 report 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: Sep 19, 2016, 2:52 PM CDT (19:52 UTC)
Expired: Sep 19, 2016, 3:30 PM CDT
In force: 38 min
Issued by: NWS Milwaukee, WI
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Columbia County, WI, Sauk County, WI

The radar

The La Crosse radar (KARX), 111 km from the middle of the area, began a volume at 19:55 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
Sep 19, 3:25 PM CDT	HAIL 1	1 N Plain, 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
Sep 19, 2:31 PM CDT	Severe Thunderstorm Watch	SPC	3 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.9 hours before the alert went out and 194 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: 9 J/kg
Mixed-layer CIN: -277 J/kg
Mixed-layer LCL: 1502 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 240 m²/s²
0-3 km storm-relative helicity: 287 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

298 
WUUS53 KMKX 191952
SVRMKX
WIC021-111-192030-
/O.NEW.KMKX.SV.W.0080.160919T1952Z-160919T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
252 PM CDT MON SEP 19 2016

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SAUK COUNTY IN SOUTH CENTRAL WISCONSIN...
  WESTERN COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN...

* UNTIL 330 PM CDT

* AT 251 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 9 MILES NORTH OF
  RICHLAND CENTER...MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. LARGEST HAIL WILL 
  OCCUR SOUTH OF REEDSBURG.

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  BARABOO...REEDSBURG...PRAIRIE DU SAC...SAUK CITY...
  WISCONSIN DELLS...LAKE WISCONSIN...LAKE DELTON...SPRING GREEN...
  WEST BARABOO...PLAIN...NORTH FREEDOM...MERRIMAC...LA VALLE...
  ROCK SPRINGS...LOGANVILLE...IRONTON...LIME RIDGE...LELAND...
  HILL POINT AND DEVILS LAKE ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4364 9031 4364 8946 4329 8963 4329 8971
      4326 8974 4324 8981 4320 8985 4320 8999
      4315 9005 4319 9019 4355 9019 4356 9031
TIME...MOT...LOC 1951Z 291DEG 45KT 4347 9041 

HAIL...1.25IN
WIND...60MPH
 
$$

MRC

2 follow-up statements

206 
WWUS53 KMKX 192004
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
304 PM CDT MON SEP 19 2016

WIC021-111-192030-
/O.CON.KMKX.SV.W.0080.000000T0000Z-160919T2030Z/
SAUK WI-COLUMBIA WI-
304 PM CDT MON SEP 19 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR SAUK AND WESTERN COLUMBIA COUNTIES...

AT 302 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 9 MILES NORTHEAST
OF RICHLAND CENTER...MOVING EAST AT 45 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. THE LARGEST
         HAIL WILL BE SOUTH OF REEDSBURG.

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. 

LOCATIONS IMPACTED INCLUDE...
BARABOO...REEDSBURG...PRAIRIE DU SAC...SAUK CITY...WISCONSIN DELLS...
LAKE WISCONSIN...LAKE DELTON...SPRING GREEN...WEST BARABOO...PLAIN...
NORTH FREEDOM...MERRIMAC...LA VALLE...ROCK SPRINGS...LOGANVILLE...
IRONTON...LIME RIDGE...LELAND...HILL POINT AND DEVILS LAKE ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4364 9031 4364 8946 4329 8963 4329 8971
      4326 8974 4324 8981 4320 8985 4320 8999
      4315 9005 4319 9019 4355 9019 4356 9031
TIME...MOT...LOC 2002Z 291DEG 45KT 4342 9022 

HAIL...1.50IN
WIND...60MPH
 
$$

SPM

170 
WWUS53 KMKX 192010
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
310 PM CDT MON SEP 19 2016

WIC021-111-192030-
/O.CON.KMKX.SV.W.0080.000000T0000Z-160919T2030Z/
SAUK WI-COLUMBIA WI-
310 PM CDT MON SEP 19 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR SAUK AND WESTERN COLUMBIA COUNTIES...

AT 309 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 11 MILES SOUTHWEST
OF REEDSBURG...MOVING EAST AT 50 MPH. AT 250 PM CDT...ONE INCH HAIL
WAS REPORTED IN BLOOM CITY.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...PUBLIC REPORTED.

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. 

LOCATIONS IMPACTED INCLUDE...
BARABOO...REEDSBURG...PRAIRIE DU SAC...SAUK CITY...WISCONSIN DELLS...
LAKE WISCONSIN...LAKE DELTON...SPRING GREEN...WEST BARABOO...PLAIN...
NORTH FREEDOM...MERRIMAC...LA VALLE...ROCK SPRINGS...LOGANVILLE...
IRONTON...LIME RIDGE...LELAND...HILL POINT AND DEVILS LAKE ST PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4364 9007 4364 8946 4329 8963 4329 8971
      4326 8974 4324 8981 4320 8985 4320 8999
      4315 9005 4319 9019 4355 9019 4359 9015
TIME...MOT...LOC 2009Z 291DEG 45KT 4339 9010 

HAIL...1.50IN
WIND...60MPH
 
$$

SPM

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 19, 1:15 PM CDT	Special Weather Statement	MKX	Fond du Lac	30 min
Sep 19, 1:40 PM CDT	Special Weather Statement	MKX	Dane	50 min
Sep 19, 1:47 PM CDT	Special Weather Statement	MKX	Fond du Lac	28 min
Sep 19, 1:56 PM CDT	Severe Thunderstorm Warning	MKX	Fond du Lac, Sheboygan	34 min
Sep 19, 2:02 PM CDT	Special Marine Warning	MKX		58 min
Sep 19, 2:20 PM CDT	Special Weather Statement	MKX	Ozaukee, Sheboygan, Washington	40 min
Sep 19, 2:38 PM CDT	Special Weather Statement	MKX	Sauk	52 min
Sep 19, 3:17 PM CDT	Special Weather Statement	MKX	Green Lake, Marquette	43 min
Sep 19, 3:25 PM CDT	Severe Thunderstorm Warning	MKX	Dane, Iowa, Sauk	50 min
Sep 19, 3:40 PM CDT	Special Weather Statement	MKX	Lafayette	65 min
Sep 19, 3:56 PM CDT	Special Weather Statement	MKX	Dodge	34 min
Sep 19, 4:01 PM CDT	Severe Thunderstorm Warning	MKX	Dane	44 min
Sep 19, 4:38 PM CDT	Severe Thunderstorm Warning	MKX	Dane, Jefferson, Rock	32 min
Sep 19, 4:42 PM CDT	Special Weather Statement	MKX	Green	63 min
Sep 19, 5:16 PM CDT	Special Weather Statement	MKX	Rock, Walworth	44 min
Sep 19, 5:41 PM CDT	Special Weather Statement	MKX	Milwaukee, Racine	34 min
Sep 19, 6:26 PM CDT	Special Weather Statement	MKX	Lafayette	34 min
Sep 19, 6:58 PM CDT	Special Weather Statement	MKX	Lafayette	32 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2016 Every severe thunderstorm warning in 2016

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.