Alert archive / Wisconsin / Beach Hazards Statements in 2018

Beach Hazards Statement 13, NWS Green Bay, WI

September 4, 2018Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Sep 4, 2018, 3:00 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Sep 5, 2018, 4:00 AM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Sep 4, 2018, 3:00 PM CDT (20:00 UTC)
In effect from
Sep 5, 2018, 4:00 AM CDT
Expired
Sep 5, 2018, 1:00 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 20:05 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

Detroit, MI (KDTX), launched 12:00Z, 8.0 hours before the alert went out and 383 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, Detroit, MI at 12:00Z on 2018-09-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 530 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, Detroit, MI at 12:00Z on 2018-09-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
530 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
1045 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
128 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

182 
WHUS43 KGRB 042000
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
300 PM CDT Tue Sep 4 2018

WIZ022-040-050-050400-
/O.NEW.KGRB.BH.S.0013.180905T0900Z-180905T1800Z/
Door-Kewaunee-Manitowoc-
300 PM CDT Tue Sep 4 2018

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY AFTERNOON...

The National Weather Service in Green Bay has issued a Beach
Hazards Statement, which is in effect from late tonight through
Wednesday afternoon. 

* 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 and west winds will bring waves of 3 to 5 feet to
  the Lake Michigan shore of northeast Wisconsin through Wednesday
  afternoon, 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.

&&

$$
3 follow-up statements
909 
WHUS43 KGRB 050225
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
925 PM CDT Tue Sep 4 2018

WIZ022-040-050-051030-
/O.CON.KGRB.BH.S.0013.180905T0900Z-180905T1800Z/
Door-Kewaunee-Manitowoc-
925 PM CDT Tue Sep 4 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 AM CDT
WEDNESDAY THROUGH WEDNESDAY AFTERNOON...

* 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 and west winds will bring waves of 3 to 5 feet to 
  the Lake Michigan shore of northeast Wisconsin through 
  Wednesday afternoon, 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.

&&

$$
398 
WHUS43 KGRB 050853
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
353 AM CDT Wed Sep 5 2018

WIZ022-040-050-051700-
/O.CON.KGRB.BH.S.0013.180905T0900Z-180905T1800Z/
Door-Kewaunee-Manitowoc-
353 AM CDT Wed Sep 5 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* 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 and west winds will bring waves of 3 to 5 feet to
  the Lake Michigan shore of northeast Wisconsin through this 
  afternoon, 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.

&&

$$
836 
WHUS43 KGRB 051517
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1017 AM CDT Wed Sep 5 2018

Default overview section
WIZ022-040-050-051800-
/O.CON.KGRB.BH.S.0013.000000T0000Z-180905T1800Z/
Door-Kewaunee-Manitowoc-
1017 AM CDT Wed Sep 5 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* 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.

* South and west winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of northeast Wisconsin through early this 
  afternoon, 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
Sep 3, 10:09 PM CDTSpecial Weather StatementGRBWaushara, Winnebago36 min
Sep 4, 6:09 AM CDTSpecial Weather StatementGRBBrown, Kewaunee, Outagamie, Waupaca21 min
Sep 4, 8:41 AM CDTFlash Flood WatchGRBFlorence, Forest, Langlade, Lincoln, Marathon, Marinette and 7 more23 hr
Sep 4, 1:57 PM CDTSpecial Weather StatementGRBOutagamie63 min
Sep 4, 2:45 PM CDTSpecial Weather StatementGRBWood45 min
Sep 4, 2:56 PM CDTSmall Craft AdvisoryGRB25 hr
Sep 4, 3:46 PM CDTSpecial Weather StatementGRBMarathon59 min
Sep 4, 4:40 PM CDTSpecial Weather StatementGRBWood50 min
Sep 4, 5:20 PM CDTSevere Thunderstorm WarningGRBMarathon, Portage, Wood40 min
Sep 4, 6:09 PM CDTSpecial Weather StatementGRBMarathon51 min
Sep 4, 6:35 PM CDTSevere Thunderstorm WarningGRBMarathon40 min

Nearby

Beach Hazards Statements in Wisconsin, 2018Every beach hazards statement in 2018

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.