Alert archive / Wisconsin / Beach Hazards Statements in 2020

Beach Hazards Statement 3, NWS Green Bay, WI

July 14, 2020Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Jul 14, 2020, 3:33 AM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Jul 14, 2020, 3:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jul 14, 2020, 3:33 AM CDT (08:33 UTC)
In effect from
Jul 14, 2020, 3:00 PM CDT
Expired
Jul 15, 2020, 12:00 AM 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 08:36 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, 8.6 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 2020-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 00:00Z on 2020-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
4 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1430 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

824 
WHUS43 KGRB 140833
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
333 AM CDT Tue Jul 14 2020

WIZ022-040-050-141645-
/O.NEW.KGRB.BH.S.0003.200714T2000Z-200715T0500Z/
Door-Kewaunee-Manitowoc-
333 AM CDT Tue Jul 14 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM 3 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 3 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.

* South winds increasing to 15 to 25 knots will produce waves of 3
  to 5 feet along the Lake Michigan shore of northeast Wisconsin
  late this afternoon 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.

&&

$$
4 follow-up statements
984 
WHUS43 KGRB 141516
CFWGRB

Lakeshore Hazard Message
National Weather Service Green Bay WI
1016 AM CDT Tue Jul 14 2020

WIZ022-040-050-142330-
/O.CON.KGRB.BH.S.0003.200714T2000Z-200715T0500Z/
Door-Kewaunee-Manitowoc-
1016 AM CDT Tue Jul 14 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 3 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.

* South winds increasing to 15 to 25 knots will produce waves of 
  3 to 5 feet along the Lake Michigan shore of northeast 
  Wisconsin late this afternoon 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.

&&

$$
062 
WHUS43 KGRB 142055
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
355 PM CDT Tue Jul 14 2020

WIZ022-040-050-150500-
/O.CON.KGRB.BH.S.0003.000000T0000Z-200715T0500Z/
Door-Kewaunee-Manitowoc-
355 PM CDT Tue Jul 14 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Increased south winds of 15 to 25 knots and waves of 3 to
  5 feet expected.

* WHERE...Door, Kewaunee and Manitowoc Counties.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Large waves and strong currents will make swimming
  hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Hykin
275 
WHUS43 KGRB 150242
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
942 PM CDT Tue Jul 14 2020

WIZ022-040-050-150500-
/O.CON.KGRB.BH.S.0003.000000T0000Z-200715T0500Z/
Door-Kewaunee-Manitowoc-
942 PM CDT Tue Jul 14 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...South winds of 10 to 20 knots to produce waves of 3 to 5
  feet.

* WHERE...Door, Kewaunee and Manitowoc Counties.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Large waves and strong currents will make swimming 
  hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

Hykin
765 
WHUS43 KGRB 150439
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
1139 PM CDT Tue Jul 14 2020

WIZ022-040-050-150545-
/O.EXP.KGRB.BH.S.0003.000000T0000Z-200715T0500Z/
Door-Kewaunee-Manitowoc-
1139 PM CDT Tue Jul 14 2020

...BEACH HAZARDS STATEMENT WILL EXPIRE AT MIDNIGHT CDT TONIGHT...

Waves were beginning to subside, so the Beach Hazard Statement
will be allowed to expire at midnight. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 3:02 AM CDTSpecial Weather StatementGRBLincoln, Oneida, Vilas88 min
Jul 14, 3:19 AM CDTSmall Craft AdvisoryGRB21 hr
Jul 14, 4:37 AM CDTSpecial Weather StatementGRBForest, Lincoln, Marathon38 min
Jul 14, 5:26 AM CDTSpecial Weather StatementGRBLincoln49 min
Jul 14, 6:50 AM CDTSpecial Weather StatementGRBMenominee, Portage40 min
Jul 14, 9:45 AM CDTSpecial Weather StatementGRBMarathon45 min
Jul 14, 10:30 AM CDTSpecial Weather StatementGRBLincoln60 min
Jul 14, 11:28 AM CDTSpecial Weather StatementGRBLincoln, Marathon62 min
Jul 14, 11:41 AM CDTAreal Flood AdvisoryGRBLincoln, Marathon3 hr
Jul 14, 12:25 PM CDTSpecial Weather StatementGRBLanglade, Marathon, Shawano50 min
Jul 14, 12:55 PM CDTSpecial Weather StatementGRBMarinette, Menominee, Oconto, Shawano50 min
Jul 14, 1:36 PM CDTSpecial Weather StatementGRBMarinette, Oconto, Shawano39 min
Jul 14, 2:12 PM CDTSpecial Weather StatementGRBDoor63 min
Jul 14, 4:45 PM CDTSpecial Weather StatementGRBOneida45 min
Jul 14, 4:46 PM CDTSpecial Weather StatementGRBMarathon59 min
Jul 14, 5:06 PM CDTSpecial Weather StatementGRBLincoln, Oneida39 min
Jul 14, 5:24 PM CDTSpecial Weather StatementGRBWood51 min
Jul 14, 5:41 PM CDTSpecial Weather StatementGRBOneida49 min
Jul 14, 6:04 PM CDTSpecial Weather StatementGRBMarathon, Wood41 min
Jul 14, 6:46 PM CDTSpecial Weather StatementGRBPortage, Wood44 min

Nearby

Beach Hazards Statements in Wisconsin, 2020Every beach hazards statement in 2020

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.