Alert archive / Wisconsin / Beach Hazards Statements in 2018

Beach Hazards Statement 7, NWS Green Bay, WI

July 19, 2018Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Jul 19, 2018, 2:55 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Jul 20, 2018, 4:00 AM CDT. It was in force for 61 hr.

The area

The counties it named.

The facts

Issued
Jul 19, 2018, 2:55 PM CDT (19:55 UTC)
In effect from
Jul 20, 2018, 4:00 AM CDT
Expired
Jul 22, 2018, 5:00 PM CDT
In force
61 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 19:58 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, 7.9 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 2018-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2018-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
1155 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

338 
WHUS43 KGRB 191955
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
255 PM CDT Thu Jul 19 2018

Default overview section
WIZ022-040-050-200400-
/O.NEW.KGRB.BH.S.0007.180720T0900Z-180721T0900Z/
Door-Kewaunee-Manitowoc-
255 PM CDT Thu Jul 19 2018

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
LATE FRIDAY NIGHT...

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

* 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 Northeast winds will bring waves of 3 to 5 feet to the
  Lake Michigan shore of Door County and waves of 4 to 6 feet
  along the shore through Kewaunee and Manitowoc counties through
  late Saturday night, 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.

&&

$$
13 follow-up statements
463 
WHUS43 KGRB 200241
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
941 PM CDT Thu Jul 19 2018

Default overview section
WIZ022-040-050-201045-
/O.CON.KGRB.BH.S.0007.180720T0900Z-180721T0900Z/
Door-Kewaunee-Manitowoc-
941 PM CDT Thu Jul 19 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 AM CDT FRIDAY
THROUGH LATE FRIDAY NIGHT...

* 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 Northeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of Door County and waves of 4 to 6 feet 
  along the shore through Kewaunee and Manitowoc counties 
  through late Saturday night, 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.

&&

$$
304 
WHUS43 KGRB 200839
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
339 AM CDT Fri Jul 20 2018

WIZ022-040-050-201645-
/O.CON.KGRB.BH.S.0007.180720T0900Z-180721T0900Z/
Door-Kewaunee-Manitowoc-
339 AM CDT Fri Jul 20 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* 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 Northeast winds will bring waves of 5 to 8 feet to the
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties 
  through late tonight, 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.

&&

$$

Kurimski
165 
WHUS43 KGRB 201503
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1003 AM CDT Fri Jul 20 2018

Default overview section
WIZ022-040-050-202315-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180721T0900Z/
Door-Kewaunee-Manitowoc-
1003 AM CDT Fri Jul 20 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* 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 Northeast winds will bring waves of 5 to 8 feet to the 
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties 
  through late tonight, 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.

&&

$$
458 
WHUS43 KGRB 202006
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
306 PM CDT Fri Jul 20 2018

Default overview section
WIZ022-040-050-210415-
/O.EXT.KGRB.BH.S.0007.000000T0000Z-180722T0400Z/
Door-Kewaunee-Manitowoc-
306 PM CDT Fri Jul 20 2018

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SATURDAY
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 Northeast winds will bring waves of 5 to 8 feet to the
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties
  through Saturday 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.

&&

$$
479 
WHUS43 KGRB 210200
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
900 PM CDT Fri Jul 20 2018

Default overview section
WIZ022-040-050-211000-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T0400Z/
Door-Kewaunee-Manitowoc-
900 PM CDT Fri Jul 20 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY
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 Northeast winds will bring waves of 4 to 7 feet to the 
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties 
  through Saturday 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.

&&

$$
330 
WHUS43 KGRB 210831
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
331 AM CDT Sat Jul 21 2018

WIZ022-040-050-211645-
/O.EXT.KGRB.BH.S.0007.000000T0000Z-180722T0900Z/
Door-Kewaunee-Manitowoc-
331 AM CDT Sat Jul 21 2018

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT...

* 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 Northeast winds will bring waves of 3 to 5 feet to the
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties
  today, with 4 to 7 feet tonight, 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.

&&

$$

Kurimski
950 
WHUS43 KGRB 211520
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1020 AM CDT Sat Jul 21 2018

Default overview section
WIZ022-040-050-212330-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T0900Z/
Door-Kewaunee-Manitowoc-
1020 AM CDT Sat Jul 21 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* 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 Northeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties 
  today, with 4 to 7 feet tonight, 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.

&&

$$
017 
WHUS43 KGRB 212055
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
355 PM CDT Sat Jul 21 2018

Default overview section
WIZ022-040-050-220500-
/O.EXT.KGRB.BH.S.0007.000000T0000Z-180722T1500Z/
Door-Kewaunee-Manitowoc-
355 PM CDT Sat Jul 21 2018

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SUNDAY MORNING...

* 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 Northeast winds will bring waves of 4 to 7 feet to the
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties
  through Sunday morning, resulting in dangerous swimming
  conditions. Waves will subside to 2 to 4 ft by late Sunday
  morning.

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.

&&

$$
692 
WHUS43 KGRB 220143
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
843 PM CDT Sat Jul 21 2018

Default overview section
WIZ022-040-050-220945-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T1500Z/
Door-Kewaunee-Manitowoc-
843 PM CDT Sat Jul 21 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SUNDAY
MORNING...

* 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 Northeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of Door, Kewaunee and Manitowoc counties 
  through Sunday morning, resulting in dangerous swimming 
  conditions. Waves will subside to 2 to 4 ft by late Sunday 
  morning. 

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.

&&

$$
386 
WHUS43 KGRB 220836
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
336 AM CDT Sun Jul 22 2018

WIZ022-221645-
/O.EXT.KGRB.BH.S.0007.000000T0000Z-180722T1700Z/
Door-
336 AM CDT Sun Jul 22 2018

BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL NOON CDT TODAY

* 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.

* Strong Northeast winds will bring waves of 3 to 5 feet to the
  Lake Michigan shore of Door County this morning, resulting in
  dangerous swimming conditions. Waves will subside to 2 to 4 ft
  by this afternoon. 

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.

&&

$$

WIZ040-050-221645-
/O.EXT.KGRB.BH.S.0007.000000T0000Z-180722T2200Z/
Kewaunee-Manitowoc-
336 AM CDT Sun Jul 22 2018

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS AFTERNOON...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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 Northeast winds will bring waves of 4 to 7 feet to the
  Lake Michigan shore of Kewaunee and Manitowoc counties today,
  resulting in dangerous swimming conditions. Waves will subside
  to 2 to 4 ft this evening. 

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.

&&

$$

Kurimski
624 
WHUS43 KGRB 221503
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1003 AM CDT Sun Jul 22 2018

Default overview section
WIZ022-221700-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T1700Z/
Door-
1003 AM CDT Sun Jul 22 2018

BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL NOON CDT
TODAY

* 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.

* Strong northeast winds will bring waves of 3 to 5 feet to the 
  Lake Michigan shore of Door County this morning, resulting in 
  dangerous swimming conditions. Waves will subside to 2 to 4 ft 
  by this afternoon. 

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.

&&

$$

WIZ040-050-222200-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T2200Z/
Kewaunee-Manitowoc-
1003 AM CDT Sun Jul 22 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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 Northeast winds will bring waves of 4 to 7 feet to the 
  Lake Michigan shore of Kewaunee and Manitowoc counties today, 
  resulting in dangerous swimming conditions. Waves will subside 
  to 2 to 4 ft this evening. 

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.

&&

$$
900 
WHUS43 KGRB 221723
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1223 PM CDT Sun Jul 22 2018


WIZ022-221830-
/O.EXP.KGRB.BH.S.0007.000000T0000Z-180722T1700Z/
Door-
1223 PM CDT Sun Jul 22 2018

BEACH HAZARDS STATEMENT HAS EXPIRED

Waves continue to slowly subside, therefore the Beach Hazard
Statement has been allowed to expire.

$$

WIZ040-050-222200-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T2200Z/
Kewaunee-Manitowoc-
1223 PM CDT Sun Jul 22 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

  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.

* Northeast winds will bring waves of 3 to 5 feet to the Lake 
  Michigan shore of Kewaunee and Manitowoc counties today, 
  resulting in dangerous swimming conditions. Waves will subside 
  to 2 to 4 ft this evening. 

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.

&&

$$
555 
WHUS43 KGRB 222107
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
407 PM CDT Sun Jul 22 2018

Default overview section
WIZ040-050-222215-
/O.CON.KGRB.BH.S.0007.000000T0000Z-180722T2200Z/
Kewaunee-Manitowoc-
407 PM CDT Sun Jul 22 2018

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* High wave action, strong currents, and dangerous swimming 
  conditions expected. 

* Location...

 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.

* Northeast winds will bring waves of 3 to 5 feet to the Lake 
  Michigan shore of Kewaunee and Manitowoc counties today, 
  resulting in dangerous swimming conditions. Waves will subside 
  to 2 to 4 ft this evening. 

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
Jul 19, 3:31 AM CDTSmall Craft AdvisoryGRB4 days

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.