Alert archive / Wisconsin / Beach Hazards Statements in 2017

Beach Hazards Statement 14, NWS Green Bay, WI

September 20, 2017Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Sep 20, 2017, 4:09 AM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Sep 20, 2017, 1:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 2017, 4:09 AM CDT (09:09 UTC)
In effect from
Sep 20, 2017, 1:00 PM CDT
Expired
Sep 20, 2017, 10:00 PM CDT
In force
9 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 09:06 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 00:00Z, 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 00:00Z on 2017-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2017-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1409 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

689 
WHUS43 KGRB 200909
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
409 AM CDT WED SEP 20 2017

DEFAULT OVERVIEW SECTION
WIZ022-040-050-201800-
/O.NEW.KGRB.BH.S.0014.170920T1800Z-170921T0300Z/
DOOR-KEWAUNEE-MANITOWOC-
409 AM CDT WED SEP 20 2017

...BEACH HAZARDS STATEMENT IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A BEACH
HAZARDS STATEMENT, WHICH IS IN EFFECT FROM 1 PM CDT THIS
AFTERNOON 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 SOUTHERLY WINDS WILL BRING WAVES OF 3 TO 5 FEET TO THE
  LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH EARLY 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.

&&

$$
2 follow-up statements
161 
WHUS43 KGRB 201447
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
947 AM CDT WED SEP 20 2017

DEFAULT OVERVIEW SECTION
WIZ022-040-050-202300-
/O.CON.KGRB.BH.S.0014.170920T1800Z-170921T0300Z/
DOOR-KEWAUNEE-MANITOWOC-
947 AM CDT WED SEP 20 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 1 PM CDT THIS
AFTERNOON 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 SOUTHERLY WINDS WILL BRING WAVES OF 3 TO 5 FEET TO THE 
  LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH EARLY 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.

&&

$$
151 
WHUS43 KGRB 202030
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
330 PM CDT WED SEP 20 2017

WIZ022-040-050-210300-
/O.CON.KGRB.BH.S.0014.000000T0000Z-170921T0300Z/
DOOR-KEWAUNEE-MANITOWOC-
330 PM CDT WED SEP 20 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM CDT 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 SOUTHEAST WINDS WILL BRING WAVES OF 3 TO 5 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
Sep 20, 6:05 AM CDTSpecial Weather StatementGRBLincoln, Marathon, Oneida, Vilas, Wood85 min
Sep 20, 7:28 AM CDTSpecial Weather StatementGRBLanglade, Lincoln, Marathon, Oneida, Portage, Vilas and 1 more47 min
Sep 20, 8:30 AM CDTSpecial Weather StatementGRBFlorence, Forest, Langlade45 min
Sep 20, 9:44 AM CDTSpecial Weather StatementGRBMarinette46 min
Sep 20, 9:53 AM CDTSpecial Weather StatementGRBMenominee, Oconto, Shawano67 min
Sep 20, 4:11 PM CDTSpecial Weather StatementGRBPortage49 min
Sep 20, 4:25 PM CDTSpecial Weather StatementGRBWood50 min
Sep 20, 4:58 PM CDTSevere Thunderstorm WarningGRBPortage, Wood47 min
Sep 20, 5:27 PM CDTSevere Thunderstorm WarningGRBPortage, Waupaca48 min
Sep 20, 6:19 PM CDTSpecial Weather StatementGRBWaupaca56 min
Sep 20, 6:36 PM CDTAreal Flood AdvisoryGRBPortage, Waupaca, Waushara, Wood4 hr

Nearby

Beach Hazards Statements in Wisconsin, 2017Every beach hazards statement in 2017

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.