Alert archive / Wisconsin / Beach Hazards Statements in 2021

Beach Hazards Statement 1, NWS Green Bay, WI

May 27, 2021Door County, Kewaunee County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this beach hazards statement at May 27, 2021, 4:37 AM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at May 27, 2021, 1:00 PM CDT. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
May 27, 2021, 4:37 AM CDT (09:37 UTC)
In effect from
May 27, 2021, 1:00 PM CDT
Expired
May 29, 2021, 1:00 AM CDT
In force
36 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 09:40 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, 9.6 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 2021-05-27Temperature 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 00:00Z on 2021-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
1559 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

122 
WHUS43 KGRB 270937
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
437 AM CDT Thu May 27 2021

WIZ040-050-271745-
/O.NEW.KGRB.BH.S.0001.210527T1800Z-210529T0600Z/
Kewaunee-Manitowoc-
437 AM CDT Thu May 27 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH LATE FRIDAY NIGHT...

* WHAT...Waves of 4 to 7 feet will make swimming hazardous.

* WHERE...Kewaunee and Manitowoc Counties.

* WHEN...From 1 PM CDT this afternoon through late Friday night.

* IMPACTS...The large waves could be accompanied by rip currents
  that make swimming very hazardous. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
6 follow-up statements
392 
WHUS43 KGRB 271734
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
1234 PM CDT Thu May 27 2021

WIZ040-050-280145-
/O.CON.KGRB.BH.S.0001.210527T1800Z-210529T0600Z/
Kewaunee-Manitowoc-
1234 PM CDT Thu May 27 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY
NIGHT...

* WHAT...Waves of 4 to 7 feet will make swimming dangerous.

* WHERE...Kewaunee and Manitowoc Counties.

* WHEN...Through late Friday night.

* IMPACTS...The large waves could be accompanied by rip currents
  which make swimming very dangerous.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
130 
WHUS43 KGRB 272013
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
313 PM CDT Thu May 27 2021

WIZ040-050-280415-
/O.CON.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Kewaunee-Manitowoc-
313 PM CDT Thu May 27 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY
NIGHT...

* WHAT...Waves of 4 to 7 feet will make swimming dangerous.

* WHERE...Kewaunee and Manitowoc Counties.

* WHEN...Through late Friday night.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
832 
WHUS43 KGRB 280221
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
921 PM CDT Thu May 27 2021

WIZ040-050-281030-
/O.CON.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Kewaunee-Manitowoc-
921 PM CDT Thu May 27 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY
NIGHT...

* WHAT...Waves of 5 to 8 feet will make swimming dangerous.

* WHERE...Kewaunee and Manitowoc Counties.

* WHEN...Through late Friday night.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
722 
WHUS43 KGRB 280837
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
337 AM CDT Fri May 28 2021

WIZ022-281645-
/O.EXA.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Door-
337 AM CDT Fri May 28 2021

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

* WHAT...Waves of 3 to 5 feet and cold water will make swimming 
  hazardous.
 
* WHERE...Door County.

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

WIZ040-050-281645-
/O.CON.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Kewaunee-Manitowoc-
337 AM CDT Fri May 28 2021

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

* WHAT....Waves of 4 to 6 feet and cold water will make swimming 
  hazardous.

* WHERE...Kewaunee and Manitowoc Counties.

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$
625 
WHUS43 KGRB 281637
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
1137 AM CDT Fri May 28 2021

WIZ022-040-050-282230-
/O.CON.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Door-Kewaunee-Manitowoc-
1137 AM CDT Fri May 28 2021

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

* WHAT...Waves of 3 to 6 feet and cold water will make swimming 
  hazardous.

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

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

AK
119 
WHUS43 KGRB 282223
CFWGRB

Coastal Hazard Message
National Weather Service Green Bay WI
523 PM CDT Fri May 28 2021

WIZ022-040-050-290600-
/O.CON.KGRB.BH.S.0001.000000T0000Z-210529T0600Z/
Door-Kewaunee-Manitowoc-
523 PM CDT Fri May 28 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 AM CDT
SATURDAY...

* WHAT...Waves of 3 to 6 feet and cold water will make swimming 
  hazardous.

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

* WHEN...Through late tonight.

* IMPACTS...The large waves could be accompanied by rip currents 
  which make swimming very dangerous.

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
May 27, 3:20 AM CDTSmall Craft AdvisoryGRB43 hr
May 27, 2:53 PM CDTFrost AdvisoryGRBFlorence, Forest, Oneida, Vilas16 hr

Nearby

Beach Hazards Statements in Wisconsin, 2021Every beach hazards statement in 2021

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.