Alert archive / Wisconsin / Beach Hazards Statements in 2021

Beach Hazards Statement 9, NWS Milwaukee, WI

August 21, 20215 counties in Wisconsin

NWS Milwaukee, WI issued this beach hazards statement at Aug 21, 2021, 1:33 PM CDT for 5 counties in Wisconsin. It took effect at Aug 22, 2021, 1:00 AM CDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Aug 21, 2021, 1:33 PM CDT (18:33 UTC)
In effect from
Aug 22, 2021, 1:00 AM CDT
Expired
Aug 22, 2021, 7:00 PM CDT
In force
18 hr
Issued by
NWS Milwaukee, WI

Counties Kenosha County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Sheboygan County, WI

The radar

The Milwaukee radar (KMKX), 58 km from the middle of the area, began a volume at 18:35 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.6 hours before the alert went out and 155 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 2021-08-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 144 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, Green Bay/Straub, WI at 12:00Z on 2021-08-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.1939Sfc1 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
144 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
868 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

781 
WHUS43 KMKX 211833
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
133 PM CDT Sat Aug 21 2021

WIZ052-060-066-071-072-220245-
/O.NEW.KMKX.BH.S.0009.210822T0600Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
133 PM CDT Sat Aug 21 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 1 AM CDT SUNDAY THROUGH
SUNDAY EVENING...

* WHAT...Life threatening waves of 4 to 7 feet and dangerous 
  currents are expected, caused by northerly to northeasterly
  wind gusts to 30 miles per hour.

* WHERE...Beaches along Lake Michigan in Sheboygan, Ozaukee, 
  Milwaukee, Racine, and Kenosha counties.

* WHEN...From 1 AM CDT Sunday through Sunday evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most 
  susceptible to the dangerous swimming conditions include  

    FOR NORTH TO EAST FLOW USE:   

     Vollrath Park in Sheboygan...

     Blue Harbor Beach in Sheboygan...

     Harrington State Park Beaches...

     Atwater Beach in Village of Shorewood...

     Bayview Beach in Milwaukee...

     Grant Park Beach in Milwaukee...

     North Beach in Racine...

     Wind Point Lighthouse Beach in Racine...

     Simmons Island Beach in Kenosha...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
6 follow-up statements
147 
WHUS43 KMKX 211840 CCA
CFWMKX

Lakeshore Hazard Message...CORRECTED
National Weather Service Milwaukee/Sullivan WI
140 PM CDT Sat Aug 21 2021

WIZ052-060-066-071-072-220245-
/O.COR.KMKX.BH.S.0009.210822T0600Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
140 PM CDT Sat Aug 21 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 1 AM CDT SUNDAY THROUGH
SUNDAY EVENING...

* WHAT...Life threatening waves of 4 to 7 feet and dangerous 
  currents are expected, caused by northerly to northeasterly
  wind gusts to 30 miles per hour.

* WHERE...Beaches along Lake Michigan in Sheboygan, Ozaukee, 
  Milwaukee, Racine, and Kenosha counties.

* WHEN...From 1 AM CDT Sunday through Sunday evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most
  susceptible to the dangerous swimming conditions include:  

     Vollrath Park in Sheboygan...

     Blue Harbor Beach in Sheboygan...

     Harrington State Park Beaches...

     Atwater Beach in Village of Shorewood...

     Bayview Beach in Milwaukee...

     Grant Park Beach in Milwaukee...

     North Beach in Racine...

     Wind Point Lighthouse Beach in Racine...

     Simmons Island Beach in Kenosha...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
801 
WHUS43 KMKX 220206
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
906 PM CDT Sat Aug 21 2021

WIZ052-060-066-071-072-221015-
/O.CON.KMKX.BH.S.0009.210822T0600Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
906 PM CDT Sat Aug 21 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 1 AM CDT SUNDAY
THROUGH SUNDAY EVENING...

* WHAT...Life threatening waves of 4 to 7 feet and dangerous
  currents are expected, caused by north to northeast wind gusts 
  to 30 miles per hour.

* WHERE...Beaches along Lake Michigan in Sheboygan, Ozaukee, 
  Milwaukee, Racine, and Kenosha counties.

* WHEN...From 1 AM CDT Sunday through Sunday evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most
  susceptible to the dangerous swimming conditions include... 

     Blue Harbor Beach in Sheboygan...

     North Beach in Port Washington...

     Mckinley Beach in Milwaukee...

     North Beach in Racine...

     Simmons Island Beach in Kenosha...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
183 
WHUS43 KMKX 220842
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
342 AM CDT Sun Aug 22 2021

WIZ052-060-066-071-072-222100-
/O.CON.KMKX.BH.S.0009.000000T0000Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
342 AM CDT Sun Aug 22 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...Life threatening waves up to 5 feet and dangerous 
  currents are expected.

* WHERE...Beaches along Lake Michigan in Milwaukee, Racine, 
  Sheboygan, Ozaukee, and Kenosha counties.

* WHEN...Through this evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most 
  susceptible to the dangerous swimming conditions include:

     Blue Harbor Beach in Sheboygan...

     North Beach in Port Washington...

     Mckinley Beach in Milwaukee...

     North Beach in Racine...

     Simmons Island Beach in Kenosha... 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
749 
WHUS43 KMKX 221451
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
951 AM CDT Sun Aug 22 2021

WIZ052-060-066-071-072-222300-
/O.CON.KMKX.BH.S.0009.000000T0000Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
951 AM CDT Sun Aug 22 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Life threatening waves up to 5 feet and dangerous 
  currents are expected.

* WHERE...Beaches along Lake Michigan in Milwaukee, Racine, 
  Sheboygan, Ozaukee, and Kenosha counties.

* WHEN...Through this evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most 
  susceptible to the dangerous swimming conditions include: 
  
     Vollrath Park in Sheboygan...

     Blue Harbor Beach in Sheboygan...

     Harrington State Park Beaches...

     Atwater Beach in Village of Shorewood...

     Bayview Beach in Milwaukee...

     Grant Park Beach in Milwaukee...

     North Beach in Racine...

     Wind Point Lighthouse Beach in Racine...

     Simmons Island Beach in Kenosha...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
783 
WHUS43 KMKX 221956
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
256 PM CDT Sun Aug 22 2021

WIZ052-060-066-071-072-230000-
/O.CON.KMKX.BH.S.0009.000000T0000Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
256 PM CDT Sun Aug 22 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Life threatening waves up to 5 feet and dangerous 
  currents are expected.

* WHERE...Beaches along Lake Michigan in Milwaukee, Racine, 
  Sheboygan, Ozaukee, and Kenosha counties.

* WHEN...Through this evening.

* IMPACTS...Dangerous swimming conditions are expected due to 
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most 
  susceptible to the dangerous swimming conditions include 
  
	 Vollrath Park in Sheboygan...

     Deland Park Beach in Sheboygan...

     North Beach in Port Washington...

     Harrington State Park Beaches...

     Bayview Beach in Milwaukee...

     Grant Park Beach in Milwaukee...

     North Beach in Racine...

     Wind Point Lighthouse Beach in Racine...

     Simmons Island Beach in Kenosha...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$
535 
WHUS43 KMKX 222358
CFWMKX

Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
658 PM CDT Sun Aug 22 2021

WIZ052-060-066-071-072-230100-
/O.EXP.KMKX.BH.S.0009.000000T0000Z-210823T0000Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
658 PM CDT Sun Aug 22 2021

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 7 PM CDT THIS EVENING...

Winds and waves will continue to weaken into this evening, which
will gradually reduce the risk for dangerous swimming conditions.
Moderate swim risk conditions are still expected this evening, 
before becoming low later tonight. Stay out of the water this 
evening, as the winds and waves slowly decrease.

$$
Wood

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 21, 4:08 AM CDTSmall Craft AdvisoryMKX39 hr
Aug 21, 5:29 PM CDTSpecial Weather StatementMKXMilwaukee, Racine46 min

Nearby

Beach Hazards Statements in Wisconsin, 2021Every beach hazards statement in 2021

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.