Alert archive / Wisconsin / Beach Hazards Statements in 2021

Beach Hazards Statement 4, NWS Green Bay, WI

June 22, 2021Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Jun 22, 2021, 8:42 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Jun 23, 2021, 10:00 AM CDT. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued
Jun 22, 2021, 8:42 PM CDT (01:42 UTC)
In effect from
Jun 23, 2021, 10:00 AM CDT
Expired
Jun 25, 2021, 1:00 AM CDT
In force
39 hr
Issued by
NWS Green Bay, WI

Counties Door County, WI, Kewaunee County, WI, Manitowoc County, WI

The radar

The Green Bay radar (KGRB), 47 km from the middle of the area, began a volume at 01:47 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

Detroit, MI (KDTX), launched 00:00Z, 1.7 hours before the alert went out and 383 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, Detroit, MI at 00:00Z on 2021-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 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, Detroit, MI at 00:00Z on 2021-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
35 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1355 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

773 
WHUS43 KGRB 230142
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
842 PM CDT Tue Jun 22 2021

WIZ022-040-050-230945-
/O.NEW.KGRB.BH.S.0004.210623T1500Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
842 PM CDT Tue Jun 22 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY MORNING
THROUGH LATE THURSDAY NIGHT...

* WHAT...High waves of 3 to 5 feet, strong currents, and 
  dangerous swimming conditions expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...From Wednesday morning through late Thursday night.

* IMPACTS...The large waves could be accompanied by rip currents
  which make swimming very dangerous.

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

  Beaches of Door County including Rock Island State Beach,
  Baileys Harbor beaches, and Whitefish Dunes Beach.

  Beaches of Kewaunee County including Cresent Beach and 
  City of Kewaunee Beach.

  Beaches of Manitowoc County including Point Beach, Neshotah
  Beach, and Red Arrow Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Kurimski
8 follow-up statements
455 
WHUS43 KGRB 230932
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
432 AM CDT Wed Jun 23 2021

WIZ022-040-050-231800-
/O.CON.KGRB.BH.S.0004.210623T1500Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
432 AM CDT Wed Jun 23 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH LATE THURSDAY NIGHT...

* WHAT...High waves building to 5 to 8 feet, strong currents, and
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...From 10 AM CDT this morning through late Thursday night.

* IMPACTS...The large waves could be accompanied by rip currents, 
  which will make swimming very dangerous.

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

  Beaches of Door County including Rock Island State Beach,
  Baileys Harbor beaches, and Whitefish Dunes Beach.

  Beaches of Kewaunee County including Crescent Beach and 
  City of Kewaunee Beach.

  Beaches of Manitowoc County including Point Beach, Neshotah
  Beach, and Red Arrow Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous 
swimming conditions. Stay away from dangerous areas like piers and
breakwalls.

&&

$$
Kieckbusch
340 
WHUS43 KGRB 231509
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
1009 AM CDT Wed Jun 23 2021

WIZ022-040-050-232315-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
1009 AM CDT Wed Jun 23 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
THURSDAY NIGHT...

* WHAT...High waves building to 5 to 8 feet, strong currents, 
  and dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Thru late Thursday night.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
966 
WHUS43 KGRB 232030
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
330 PM CDT Wed Jun 23 2021

WIZ022-040-050-240430-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
330 PM CDT Wed Jun 23 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
THURSDAY NIGHT...

* WHAT...High waves building to 3 to 6 feet, strong currents, and
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through late Thursday night.

* IMPACTS...The large waves could be accompanied by rip currents,
  which will make swimming very dangerous.

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

  Beaches of Door County including Rock Island State Beach,
  Baileys Harbor beaches, and Whitefish Dunes Beach.

  Beaches of Kewaunee County including Crescent Beach and 
  City of Kewaunee Beach.

  Beaches of Manitowoc County including Point Beach, Neshotah
  Beach, and Red Arrow Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous 
swimming conditions. Stay away from dangerous areas like piers and
breakwalls.

&&

$$

Hykin
624 
WHUS43 KGRB 240240
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
940 PM CDT Wed Jun 23 2021

WIZ022-040-050-241045-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
940 PM CDT Wed Jun 23 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
THURSDAY NIGHT...

* WHAT...High waves of 3 to 6 feet, strong currents, and 
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through late Thursday night.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include...
  
  Beaches of Door County including Rock Island State Beach,
  Baileys Harbor beaches, and Whitefish Dunes Beach.

  Beaches of Kewaunee County including Crescent Beach and 
  City of Kewaunee Beach.

  Beaches of Manitowoc County including Point Beach, Neshotah
  Beach, and Red Arrow Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous
swimming conditions. Stay away from dangerous areas like piers
and breakwalls.

&&

$$

Hykin
237 
WHUS43 KGRB 240842
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
342 AM CDT Thu Jun 24 2021

WIZ022-040-050-241700-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
342 AM CDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...High waves of 4 to 6 feet, strong currents, and 
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

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

  Beaches of Door County including Rock Island State Beach,
  Baileys Harbor beaches, and Whitefish Dunes Beach.

  Beaches of Kewaunee County including Crescent Beach and 
  City of Kewaunee Beach.

  Beaches of Manitowoc County including Point Beach, Neshotah
  Beach, and Red Arrow Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous
swimming conditions. Stay away from dangerous areas like piers
and breakwalls.

&&

$$
Kieckbusch
634 
WHUS43 KGRB 241512
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
1012 AM CDT Thu Jun 24 2021

WIZ022-040-050-242315-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
1012 AM CDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...High waves of 4 to 6 feet, strong currents, and 
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

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

  Rock Island State Beach, Baileys Harbor beaches, and Whitefish 
  Dunes Beach in Door County.

  Crescent Beach and City of Kewaunee Beach in Kewaunee County.

  Point Beach, Neshotah Beach, and Red Arrow Beach in Manitowoc
  County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions. Stay
away from dangerous areas like piers and breakwalls.

&&

$$

mpc
957 
WHUS43 KGRB 242012
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
312 PM CDT Thu Jun 24 2021

WIZ022-040-050-250415-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
312 PM CDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 AM CDT
FRIDAY...

* WHAT...High waves of 3 to 5 feet, strong currents, and 
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and
  Manitowoc Counties.

* WHEN...Until 1 AM CDT Friday.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

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

  Rock Island State Beach, Baileys Harbor beaches, and Whitefish 
  Dunes Beach in Door County.

  Crescent Beach and City of Kewaunee Beach in Kewaunee County.

  Point Beach, Neshotah Beach, and Red Arrow Beach in Manitowoc
  County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous
swimming conditions. Stay away from dangerous areas like piers
and breakwalls.

&&

$$

Hykin
372 
WHUS43 KGRB 250248
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
948 PM CDT Thu Jun 24 2021

WIZ022-040-050-250600-
/O.CON.KGRB.BH.S.0004.000000T0000Z-210625T0600Z/
Door-Kewaunee-Manitowoc-
948 PM CDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 AM CDT
FRIDAY...

* WHAT...High waves of 3 to 5 feet, strong currents, and 
  dangerous swimming conditions can be expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Until 1 AM CDT Friday.

* IMPACTS...The large waves could be accompanied by rip 
  currents, which will make swimming very dangerous.

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

  Rock Island State Beach, Baileys Harbor beaches, and Whitefish 
  Dunes Beach in Door County.

  Crescent Beach and City of Kewaunee Beach in Kewaunee County.

  Point Beach, Neshotah Beach, and Red Arrow Beach in Manitowoc
  County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid strong currents and hazardous
swimming conditions. Stay away from dangerous areas like piers
and breakwalls.

&&

$$

Hykin

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:44 PM CDTSmall Craft AdvisoryGRB52 hr

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.