Alert archive / Wisconsin / Beach Hazards Statements in 2015

Beach Hazards Statement 6, NWS Green Bay, WI

August 18, 2015Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Aug 18, 2015, 4:11 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Aug 19, 2015, 7:00 AM CDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Aug 18, 2015, 4:11 PM CDT (21:11 UTC)
In effect from
Aug 19, 2015, 7:00 AM CDT
Expired
Aug 19, 2015, 8:00 PM CDT
In force
13 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 21:14 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, 9.2 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 2015-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 363 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 2015-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
363 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
77 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.

357 
WHUS43 KGRB 182111
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
411 PM CDT TUE AUG 18 2015

WIZ022-040-050-190515-
/O.NEW.KGRB.BH.S.0006.150819T1200Z-150820T0100Z/
DOOR-KEWAUNEE-MANITOWOC-
INCLUDING THE BEACHES OF...ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...WHITEFISH DUNES BEACH...CRESENT BEACH...
CITY OF KEWAUNEE BEACH...POINT BEACH...NESHOTAH BEACH...
RED ARROW BEACH
411 PM CDT TUE AUG 18 2015

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A BEACH
HAZARDS STATEMENT FOR DANGEROUS SWIMMING CONDITIONS...WHICH IS IN
EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING. 

* 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 SOUTH WINDS WILL BRING WAVES OF 4 TO 7 FEET TO THE LAKE
  MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH WEDNESDAY EVENING
  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
4 follow-up statements
002 
WHUS43 KGRB 190159
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
859 PM CDT TUE AUG 18 2015

WIZ022-040-050-191000-
/O.CON.KGRB.BH.S.0006.150819T1200Z-150820T0100Z/
DOOR-KEWAUNEE-MANITOWOC-
INCLUDING THE BEACHES OF...ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...WHITEFISH DUNES BEACH...CRESENT BEACH...
CITY OF KEWAUNEE BEACH...POINT BEACH...NESHOTAH BEACH...
RED ARROW BEACH
859 PM CDT TUE AUG 18 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 AM CDT
WEDNESDAY THROUGH WEDNESDAY EVENING...

* 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 SOUTH TO SOUTHWEST WINDS WILL BRING WAVES OF 4 TO 7 FEET
  TO THE LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH
  WEDNESDAY EVENING 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
386 
WHUS43 KGRB 190836
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
336 AM CDT WED AUG 19 2015

WIZ022-040-050-191645-
/O.CON.KGRB.BH.S.0006.150819T1200Z-150820T0100Z/
DOOR-KEWAUNEE-MANITOWOC-
INCLUDING THE BEACHES OF...ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...WHITEFISH DUNES BEACH...CRESENT BEACH...
CITY OF KEWAUNEE BEACH...POINT BEACH...NESHOTAH BEACH...
RED ARROW BEACH
336 AM CDT WED AUG 19 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 7 AM CDT THIS
MORNING THROUGH THIS EVENING...

* 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 SOUTH TO SOUTHWEST WINDS WILL BRING WAVES OF 4 TO 7 FEET
  TO THE LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH THIS
  EVENING...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.

&&

$$
550 
WHUS43 KGRB 191523
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
1023 AM CDT WED AUG 19 2015

WIZ022-040-050-192330-
/O.CON.KGRB.BH.S.0006.000000T0000Z-150820T0100Z/
DOOR-KEWAUNEE-MANITOWOC-
INCLUDING THE BEACHES OF...ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...WHITEFISH DUNES BEACH...CRESENT BEACH...
CITY OF KEWAUNEE BEACH...POINT BEACH...NESHOTAH BEACH...
RED ARROW BEACH
1023 AM CDT WED AUG 19 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...

* HIGH WAVE ACTION...STRONG CURRENTS AND DANGEROUS SWIMMING 
  CONDITIONS EXPECTED. 

BEACHES OF DOOR COUNTY INCLUDING ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...AND WHITEFISH DUNES BEACH.

BEACHES OF KEWAUNEE COUNTY INCLUDING CRESENT BEACH AND KEWAUNEE
BEACH.

BEACHES OF MANITOWOC COUNTY INCLUDING POINT BEACH...NESHOTAH
BEACH...AND RED ARROW BEACH.

* STRONG SOUTH TO SOUTHWEST WINDS WILL BRING WAVES OF 4 TO 7 
  FEET TO THE LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH 
  THIS EVENING...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.

&&

$$
ECKBERG
262 
WHUS43 KGRB 192021
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
321 PM CDT WED AUG 19 2015

WIZ022-040-050-200100-
/O.CON.KGRB.BH.S.0006.000000T0000Z-150820T0100Z/
DOOR-KEWAUNEE-MANITOWOC-
INCLUDING THE BEACHES OF...ROCK ISLAND STATE BEACH...
BAILEYS HARBOR BEACHES...WHITEFISH DUNES BEACH...CRESENT BEACH...
CITY OF KEWAUNEE BEACH...POINT BEACH...NESHOTAH BEACH...
RED ARROW BEACH
321 PM CDT WED AUG 19 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...

* HIGH WAVE ACTION...STRONG CURRENTS AND DANGEROUS SWIMMING 
  CONDITIONS EXPECTED. 

  BEACHES OF DOOR COUNTY INCLUDING ROCK ISLAND STATE BEACH...
  BAILEYS HARBOR BEACHES...AND WHITEFISH DUNES BEACH.

  BEACHES OF KEWAUNEE COUNTY INCLUDING CRESENT BEACH AND KEWAUNEE
  BEACH.

  BEACHES OF MANITOWOC COUNTY INCLUDING POINT BEACH...NESHOTAH
  BEACH...AND RED ARROW BEACH.

* STRONG SOUTH TO SOUTHWEST WINDS WILL CONTINUE TO BRING WAVES OF
  4 TO 7 FEET TO THE LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN
  THROUGH THIS EVENING...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

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 3:51 PM CDTSpecial Weather StatementGRBPortage54 min
Aug 18, 4:08 PM CDTSmall Craft AdvisoryGRB51 hr

Nearby

Beach Hazards Statements in Wisconsin, 2015Every beach hazards statement in 2015

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.