Alert archive / Wisconsin / Beach Hazards Statements in 2022

Beach Hazards Statement 9, NWS Green Bay, WI

August 12, 2022Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at Aug 12, 2022, 5:25 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Aug 13, 2022, 10:00 AM CDT. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Aug 12, 2022, 5:25 PM CDT (22:25 UTC)
In effect from
Aug 13, 2022, 10:00 AM CDT
Expired
Aug 14, 2022, 7:00 AM CDT
In force
21 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 22:28 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, 10.4 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 2022-08-12Temperature 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 12:00Z on 2022-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1171 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
23 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

812 
WHUS43 KGRB 122225
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
525 PM CDT Fri Aug 12 2022

WIZ022-040-050-130630-
/O.NEW.KGRB.BH.S.0009.220813T1500Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
525 PM CDT Fri Aug 12 2022

...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY MORNING
THROUGH SUNDAY MORNING...

* WHAT...High waves and dangerous currents are expected as waves
  build up to 3 to 6 feet.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...From Saturday morning through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
6 follow-up statements
195 
WHUS43 KGRB 130253
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
953 PM CDT Fri Aug 12 2022

WIZ022-040-050-131100-
/O.CON.KGRB.BH.S.0009.220813T1500Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
953 PM CDT Fri Aug 12 2022

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

* WHAT...High waves and dangerous currents are expected as waves 
  build up to 3 to 6 feet.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...From Saturday morning through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
417 
WHUS43 KGRB 130840
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
340 AM CDT Sat Aug 13 2022

WIZ022-040-050-131645-
/O.CON.KGRB.BH.S.0009.220813T1500Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
340 AM CDT Sat Aug 13 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH SUNDAY MORNING...

* WHAT...High waves and dangerous currents are expected as waves
  build up to 4 to 7 feet.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...From Saturday morning through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
Eckberg
637 
WHUS43 KGRB 131437
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
937 AM CDT Sat Aug 13 2022

WIZ022-040-050-132200-
/O.CON.KGRB.BH.S.0009.220813T1500Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
937 AM CDT Sat Aug 13 2022

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

* WHAT...High waves and dangerous currents are expected as waves 
  build up to 4 to 7 feet.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

AK
107 
WHUS43 KGRB 132014
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
314 PM CDT Sat Aug 13 2022

WIZ022-040-050-140415-
/O.CON.KGRB.BH.S.0009.000000T0000Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
314 PM CDT Sat Aug 13 2022

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

* WHAT...High waves and dangerous currents are expected as waves 
  build up to 4 to 7 feet.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
954 
WHUS43 KGRB 140155
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
855 PM CDT Sat Aug 13 2022

WIZ022-040-050-141000-
/O.CON.KGRB.BH.S.0009.000000T0000Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
855 PM CDT Sat Aug 13 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 AM CDT
SUNDAY...

* WHAT...High waves and dangerous currents are expected as waves
  of 4 to 7 feet are expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
940 
WHUS43 KGRB 140914
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
414 AM CDT Sun Aug 14 2022

WIZ022-040-050-141200-
/O.CON.KGRB.BH.S.0009.000000T0000Z-220814T1200Z/
Door-Kewaunee-Manitowoc-
414 AM CDT Sun Aug 14 2022

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

* WHAT...High waves and dangerous currents are expected as waves 
  of 4 to 7 feet are expected.

* WHERE...Beaches along Lake Michigan in Door, Kewaunee and 
  Manitowoc Counties.

* WHEN...Through Sunday morning.

* IMPACTS...Dangerous swimming conditions are expected. Strong 
  currents can pull swimmers into deeper water and high waves 
  can sweep people off piers.

* ADDITIONAL DETAILS...Several beaches that will be most 
  susceptible to the dangerous swimming conditions include... 
  Rock Island State Beach, Baileys Harbor beaches and Whitefish 
  Dunes Beach in Door County. Cresent Beach and City of Kewaunee 
  Beach in Kewaunee County. Point Beach, Neshotah Beach and Red 
  Arrow Beach in Manitowoc County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 3:24 PM CDTSmall Craft AdvisoryGRB40 hr

Nearby

Beach Hazards Statements in Wisconsin, 2022Every beach hazards statement in 2022

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.