Alert archive / Wisconsin / Beach Hazards Statements in 2016

Beach Hazards Statement 5, NWS Green Bay, WI

August 20, 2016Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Aug 20, 2016, 3:11 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Aug 20, 2016, 3:11 PM CDT (20:11 UTC)
Expired
Aug 20, 2016, 11:00 PM CDT
In force
8 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 20:13 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, 8.2 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 2016-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 162 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 2016-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 143 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
162 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
888 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
143 m²/s²
0-3 km storm-relative helicity
249 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

950 
WHUS43 KGRB 202011
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
311 PM CDT SAT AUG 20 2016

WIZ022-040-050-210400-
/O.NEW.KGRB.BH.S.0005.160820T2011Z-160821T0400Z/
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
311 PM CDT SAT AUG 20 2016

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 11 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT UNTIL 11 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 TODAY HAVE BUILT WAVES OF 3 TO 5 FEET ON 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.

&&

$$
1 follow-up statement
497 
WHUS43 KGRB 210243
CFWGRB

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
943 PM CDT SAT AUG 20 2016

WIZ022-040-050-210400-
/O.CON.KGRB.BH.S.0005.000000T0000Z-160821T0400Z/
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
943 PM CDT SAT AUG 20 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 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.

* HIGH WAVES THROUGH LATE EVENING WILL RESULT 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.

&&

$$
TSK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 11:42 PM CDTSpecial Weather StatementGRBCalumet, Winnebago48 min
Aug 20, 10:09 AM CDTSpecial Weather StatementGRBKewaunee36 min
Aug 20, 10:12 AM CDTSpecial Marine WarningGRB63 min
Aug 20, 11:01 AM CDTSpecial Weather StatementGRBDoor59 min

Nearby

Beach Hazards Statements in Wisconsin, 2016Every beach hazards statement in 2016

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.