Alert archive / Wisconsin / Beach Hazards Statements in 2017

Beach Hazards Statement 9, NWS Green Bay, WI

August 17, 2017Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Aug 17, 2017, 3:17 AM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Aug 17, 2017, 4:00 AM CDT. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Aug 17, 2017, 3:17 AM CDT (08:17 UTC)
In effect from
Aug 17, 2017, 4:00 AM CDT
Expired
Aug 17, 2017, 9:00 PM CDT
In force
17 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 08:18 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, 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 00:00Z on 2017-08-17Temperature 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 2017-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1092 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

060 
WHUS43 KGRB 170817
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
317 AM CDT THU AUG 17 2017

WIZ022-040-050-171700-
/O.NEW.KGRB.BH.S.0009.170817T0900Z-170818T0200Z/
DOOR-KEWAUNEE-MANITOWOC-
317 AM CDT THU AUG 17 2017

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

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A BEACH
HAZARDS STATEMENT, WHICH IS IN EFFECT 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 WINDS WILL BRING WAVES OF 4 TO 6 FEET FEET TO THE
  LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH 9 PM 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.

&&

$$
1 follow-up statement
713 
WHUS43 KGRB 171706
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
1206 PM CDT THU AUG 17 2017

WIZ022-040-050-180115-
/O.CON.KGRB.BH.S.0009.000000T0000Z-170818T0200Z/
DOOR-KEWAUNEE-MANITOWOC-
1206 PM CDT THU AUG 17 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 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 WINDS WILL BRING WAVES OF 4 TO 6 FEET FEET TO THE 
  LAKE MICHIGAN SHORE OF NORTHEAST WISCONSIN THROUGH 9 PM 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 17, 5:32 AM CDTSpecial Weather StatementGRBBrown, Calumet, Kewaunee88 min

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.