Alert archive / Michigan / Beach Hazards Statements in 2021
Beach Hazards Statement 7, NWS Detroit, MI
NWS Detroit, MI issued this beach hazards statement at Aug 1, 2021, 3:46 AM EDT for Huron County, Sanilac County, Michigan. It took effect at Aug 1, 2021, 8:00 AM EDT. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Aug 1, 2021, 3:46 AM EDT (07:46 UTC)
- In effect from
- Aug 1, 2021, 8:00 AM EDT
- Expired
- Aug 1, 2021, 8:33 PM EDT
- In force
- 13 hr
- Issued by
- NWS Detroit, MI
Counties Huron County, MI, Sanilac County, MI
The radar
The Detroit radar (KDTX), 123 km from the middle of the area, began a volume at 07:48 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 00:00Z, 7.8 hours before the alert went out and 120 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
- 1517 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
644 WHUS43 KDTX 010746 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 346 AM EDT Sun Aug 1 2021 MIZ049-055-020200- /O.NEW.KDTX.BH.S.0007.210801T1200Z-210802T0200Z/ Huron-Sanilac- 346 AM EDT Sun Aug 1 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING... * WHAT...High wave action and dangerous swimming conditions expected. * WHERE...Huron and Sanilac Counties. * WHEN...From 8 AM EDT this morning through this evening. * IMPACTS...Strong currents can pull swimmers into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
2 follow-up statements
955 WHUS43 KDTX 011935 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 335 PM EDT Sun Aug 1 2021 MIZ049-055-020200- /O.CON.KDTX.BH.S.0007.000000T0000Z-210802T0200Z/ Huron-Sanilac- 335 PM EDT Sun Aug 1 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...High wave action and dangerous swimming conditions expected. * WHERE...Huron and Sanilac Counties. * WHEN...Until 10 PM EDT this evening. * IMPACTS...Strong currents can pull swimmers into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
975 WHUS43 KDTX 020033 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 833 PM EDT Sun Aug 1 2021 MIZ049-055-020145- /O.CAN.KDTX.BH.S.0007.000000T0000Z-210802T0200Z/ Huron-Sanilac- 833 PM EDT Sun Aug 1 2021 ...BEACH HAZARDS STATEMENT IS CANCELLED... Loss of daylight coupled with gradually decreasing wave heights late this evening into tonight will allow for a decreasing rip current risk. Thus, the Beach Hazards Statement is cancelled. $$
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 11:58 PM EDT | Special Weather Statement | DTX | Midland | 47 min |
| Aug 1, 12:38 PM EDT | Special Marine Warning | DTX | 97 min | |
| Aug 1, 1:19 PM EDT | Special Marine Warning | DTX | 86 min |
Nearby
Beach Hazards Statements in Michigan, 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.