Alert archive / Wisconsin / Beach Hazards Statements in 2021
Beach Hazards Statement 8, NWS Green Bay, WI
NWS Green Bay, WI issued this beach hazards statement at Aug 21, 2021, 8:02 PM CDT for Manitowoc County, Wisconsin. It took effect at Aug 22, 2021, 3:09 AM CDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Aug 21, 2021, 8:02 PM CDT (01:02 UTC)
- In effect from
- Aug 22, 2021, 3:09 AM CDT
- Expired
- Aug 22, 2021, 2:39 PM CDT
- In force
- 12 hr
- Issued by
- NWS Green Bay, WI
County Manitowoc County, WI
The radar
The Green Bay radar (KGRB), 56 km from the middle of the area, began a volume at 01:04 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, 1.0 hours before the alert went out and 54 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
- 339 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1211 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
616 WHUS43 KGRB 220102 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 802 PM CDT Sat Aug 21 2021 WIZ050-220915- /O.NEW.KGRB.BH.S.0008.210822T0900Z-210822T1800Z/ Manitowoc- 802 PM CDT Sat Aug 21 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM 4 AM CDT SUNDAY THROUGH SUNDAY AFTERNOON... * WHAT...Wave action resulting in strong currents and dangerous swimming conditions expected. * WHERE...Beaches along Lake Michigan in Manitowoc County. * WHEN...From 4 AM CDT Sunday through Sunday afternoon. * 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... Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
3 follow-up statements
934 WHUS43 KGRB 220809 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 309 AM CDT Sun Aug 22 2021 WIZ050-221615- /O.EXT.KGRB.BH.S.0008.210822T0809Z-210822T2000Z/ Manitowoc- 309 AM CDT Sun Aug 22 2021 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS AFTERNOON... * WHAT...Wave action resulting in strong currents and dangerous swimming conditions expected. * WHERE...Beaches along Lake Michigan in Manitowoc County. * WHEN...Through this afternoon. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and sweep people off piers. * ADDITIONAL DETAILS...Beaches that will be most susceptible to the dangerous swimming conditions include... Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid going into the water while hazardous swimming conditions exists. && $$ JS
668 WHUS43 KGRB 221506 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 1006 AM CDT Sun Aug 22 2021 WIZ050-222000- /O.CON.KGRB.BH.S.0008.000000T0000Z-210822T2000Z/ Manitowoc- 1006 AM CDT Sun Aug 22 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...Wave action resulting in strong currents and dangerous swimming conditions expected. * WHERE...Beaches along Lake Michigan in Manitowoc County. * WHEN...Until 3 PM CDT this afternoon. * 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... Point Beach, Neshotah Beach and Red Arrow Beach in Manitowoc County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$ Bersch
104 WHUS43 KGRB 221939 CFWGRB Coastal Hazard Message National Weather Service Green Bay WI 239 PM CDT Sun Aug 22 2021 WIZ050-222045- /O.CAN.KGRB.BH.S.0008.000000T0000Z-210822T2000Z/ Manitowoc- 239 PM CDT Sun Aug 22 2021 ...BEACH HAZARDS STATEMENT IS CANCELLED... $$
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 8:02 PM CDT | Small Craft Advisory | GRB | 19 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.