Alert archive / Wisconsin / Beach Hazards Statements in 2019

Beach Hazards Statement 7, NWS Green Bay, WI

August 25, 2019Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Aug 25, 2019, 3:15 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Aug 26, 2019, 7:00 AM CDT. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Aug 25, 2019, 3:15 PM CDT (20:15 UTC)
In effect from
Aug 26, 2019, 7:00 AM CDT
Expired
Aug 27, 2019, 3:59 AM CDT
In force
21 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 20:16 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, 8.3 hours before the alert went out and 46 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 2019-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 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 2019-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
18 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
753 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
-26 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

344 
WHUS43 KGRB 252015
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
315 PM CDT Sun Aug 25 2019

WIZ022-040-050-260415-
/O.NEW.KGRB.BH.S.0007.190826T1200Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
315 PM CDT Sun Aug 25 2019

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY MORNING THROUGH
TUESDAY MORNING...

The National Weather Service in Green Bay has issued a Beach
Hazards Statement, which is in effect from Monday morning through
Tuesday morning. 

* High wave action, strong currents, and dangerous swimming 
  conditions expected.

* Location...

  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.

* Strong southeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of northeast Wisconsin through early Tuesday
  morning, resulting in dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$

Hykin
6 follow-up statements
971 
WHUS43 KGRB 260226
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
926 PM CDT Sun Aug 25 2019

WIZ022-040-050-261030-
/O.CON.KGRB.BH.S.0007.190826T1200Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
926 PM CDT Sun Aug 25 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 AM CDT MONDAY
THROUGH TUESDAY MORNING...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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.

* Strong southeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of northeast Wisconsin through early 
  Tuesday morning, resulting in dangerous swimming conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$

Hykin
872 
WHUS43 KGRB 260930
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
430 AM CDT Mon Aug 26 2019

WIZ022-040-050-261730-
/O.CON.KGRB.BH.S.0007.190826T1200Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
430 AM CDT Mon Aug 26 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

 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.

* Strong southeast winds will bring waves of 3 to 6 feet to the 
  Lake Michigan shore of northeast Wisconsin through early 
  Tuesday morning, resulting in dangerous swimming conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$
707 
WHUS43 KGRB 261649
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1149 AM CDT Mon Aug 26 2019

WIZ022-040-050-270100-
/O.CON.KGRB.BH.S.0007.000000T0000Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
1149 AM CDT Mon Aug 26 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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.

* Strong southeast to south winds will bring waves of 3 to 6 feet
  to the Lake Michigan shore of northeast Wisconsin through early
  Tuesday morning, resulting in dangerous swimming conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$

Bersch
668 
WHUS43 KGRB 262035
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
335 PM CDT Mon Aug 26 2019

WIZ022-040-050-270445-
/O.CON.KGRB.BH.S.0007.000000T0000Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
335 PM CDT Mon Aug 26 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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.

* Strong southeast to south winds will bring waves of 3 to 5 feet
  to the Lake Michigan shore of northeast Wisconsin through early
  Tuesday morning, resulting in dangerous swimming conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$
440 
WHUS43 KGRB 270157
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
857 PM CDT Mon Aug 26 2019

WIZ022-040-050-271000-
/O.CON.KGRB.BH.S.0007.000000T0000Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
857 PM CDT Mon Aug 26 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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.

* Strong southeast to south winds will bring waves of 3 to 5 
  feet to the Lake Michigan shore of northeast Wisconsin through 
  early Tuesday morning, resulting in dangerous swimming 
  conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High wave action makes swimming difficult as waves on the Great
Lakes occur in rapid succession.  High wave action also leads to
strong currents.

&&

$$
825 
WHUS43 KGRB 270859
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
359 AM CDT Tue Aug 27 2019

WIZ022-040-050-271000-
/O.CAN.KGRB.BH.S.0007.000000T0000Z-190827T1200Z/
Door-Kewaunee-Manitowoc-
359 AM CDT Tue Aug 27 2019

...BEACH HAZARDS STATEMENT IS CANCELLED...

The National Weather Service in Green Bay has cancelled the Beach
Hazards Statement. 

Winds had turned westerly and decreased to 10 to 15 knots, and 
waves were gradually subsiding, so the threat of dangerous 
swimming conditions and currents was diminishing.

$$
TSK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 3:15 PM CDTSmall Craft AdvisoryGRB37 hr

Nearby

Beach Hazards Statements in Wisconsin, 2019Every beach hazards statement in 2019

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.