Alert archive / Wisconsin / Beach Hazards Statements in 2021
Beach Hazards Statement 12, NWS Green Bay, WI
NWS Green Bay, WI issued this beach hazards statement at Sep 15, 2021, 3:43 PM CDT for Door County, Kewaunee County, Manitowoc County, Wisconsin. It took effect at Sep 16, 2021, 10:00 AM CDT. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Sep 15, 2021, 3:43 PM CDT (20:43 UTC)
- In effect from
- Sep 16, 2021, 10:00 AM CDT
- Expired
- Sep 17, 2021, 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 20:43 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, 8.7 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 938 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -43 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
324 WHUS43 KGRB 152043 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 343 PM CDT Wed Sep 15 2021 WIZ022-040-050-160445- /O.NEW.KGRB.BH.S.0012.210916T1500Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 343 PM CDT Wed Sep 15 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions will gradually subside early this afternoon as winds turn offshore. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...From Thursday morning through Friday 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. && $$
6 follow-up statements
923 WHUS43 KGRB 160247 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 947 PM CDT Wed Sep 15 2021 WIZ022-040-050-161100- /O.CON.KGRB.BH.S.0012.210916T1500Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 947 PM CDT Wed Sep 15 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions will gradually subside early this afternoon as winds turn offshore. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...From Thursday morning through Friday morning. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Several beaches that will be most susceptible to the dangerous swimming conditions include... Rock Island State Beach, Baileys Harbor beaches and Whitefish Dunes Beach in Door County. Cresent Beach and City of Kewaunee Beach in Kewaunee County. Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
177 WHUS43 KGRB 160823 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 323 AM CDT Thu Sep 16 2021 WIZ022-040-050-161630- /O.CON.KGRB.BH.S.0012.210916T1500Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 323 AM CDT Thu Sep 16 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH FRIDAY MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...From 10 AM CDT this morning through Friday 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. && $$ Kurimski
868 WHUS43 KGRB 161513 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 1013 AM CDT Thu Sep 16 2021 WIZ022-040-050-162315- /O.CON.KGRB.BH.S.0012.000000T0000Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 1013 AM CDT Thu Sep 16 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...Through Friday morning. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Several beaches that will be most susceptible to the dangerous swimming conditions include... Rock Island State Beach, Baileys Harbor beaches and Whitefish Dunes Beach in Door County. Cresent Beach and City of Kewaunee Beach in Kewaunee County. Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$ Eckberg
653 WHUS43 KGRB 162049 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 349 PM CDT Thu Sep 16 2021 WIZ022-040-050-170500- /O.CON.KGRB.BH.S.0012.000000T0000Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 349 PM CDT Thu Sep 16 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...Through Friday 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. && $$
860 WHUS43 KGRB 170247 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 947 PM CDT Thu Sep 16 2021 WIZ022-040-050-171100- /O.CON.KGRB.BH.S.0012.000000T0000Z-210917T1200Z/ Door-Kewaunee-Manitowoc- 947 PM CDT Thu Sep 16 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 AM CDT FRIDAY... * WHAT...Waves resulting in strong currents and dangerous swimming conditions. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...Through Friday morning. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Several beaches that will be most susceptible to the dangerous swimming conditions include... Rock Island State Beach, Baileys Harbor beaches and Whitefish Dunes Beach in Door County. Cresent Beach and City of Kewaunee Beach in Kewaunee County. Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
174 WHUS43 KGRB 170807 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 307 AM CDT Fri Sep 17 2021 WIZ040-050-170915- /O.CAN.KGRB.BH.S.0012.000000T0000Z-210917T1200Z/ Kewaunee-Manitowoc- 307 AM CDT Fri Sep 17 2021 ...BEACH HAZARDS STATEMENT IS CANCELLED... Waves have subsided near Kewaunee and Manitowoc counties. Therefore, the beach hazards statement is cancelled. $$ WIZ022-171200- /O.CON.KGRB.BH.S.0012.000000T0000Z-210917T1200Z/ Door- 307 AM CDT Fri Sep 17 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Waves resulting in strong currents and dangerous swimming conditions. * WHERE...Beaches along Lake Michigan in Door County. * WHEN...Until 7 AM CDT this morning. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Several beaches that will be most susceptible to the dangerous swimming conditions include... Rock Island State Beach, Baileys Harbor beaches and Whitefish Dunes Beach in Door County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$ Kurimski
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 3:10 PM CDT | Small Craft Advisory | GRB | 43 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.