Alert archive / Michigan / Beach Hazards Statements in 2021
Beach Hazards Statement 10, NWS Detroit, MI
NWS Detroit, MI issued this beach hazards statement at Sep 8, 2021, 9:48 PM EDT for Huron County, Michigan. It took effect at Sep 9, 2021, 4:00 AM EDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Sep 8, 2021, 9:48 PM EDT (01:48 UTC)
- In effect from
- Sep 9, 2021, 4:00 AM EDT
- Expired
- Sep 9, 2021, 4:00 PM EDT
- In force
- 12 hr
- Issued by
- NWS Detroit, MI
County Huron County, MI
The radar
The Detroit radar (KDTX), 144 km from the middle of the area, began a volume at 01:48 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
Alpena, MI (KAPX), launched 00:00Z, 1.8 hours before the alert went out and 134 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
- 30 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 649 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
534 WHUS43 KDTX 090148 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 948 PM EDT Wed Sep 8 2021 MIZ049-090915- /O.NEW.KDTX.BH.S.0010.210909T0800Z-210909T2000Z/ Huron- 948 PM EDT Wed Sep 8 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM 4 AM EDT THURSDAY THROUGH THURSDAY AFTERNOON... * WHAT...High wave action and dangerous swimming conditions expected. * WHERE...Huron County. * WHEN...From 4 AM EDT Thursday through Thursday afternoon. * IMPACTS...Strong currents can pull swimmers into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
2 follow-up statements
465 WHUS43 KDTX 090803 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 403 AM EDT Thu Sep 9 2021 MIZ049-092000- /O.CON.KDTX.BH.S.0010.000000T0000Z-210909T2000Z/ Huron- 403 AM EDT Thu Sep 9 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...High wave action and dangerous swimming conditions expected. * WHERE...Huron County. * WHEN...From 4 AM EDT Thursday through Thursday afternoon. * IMPACTS...Strong currents can pull swimmers into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$ KK
703 WHUS43 KDTX 091947 CFWDTX Coastal Hazard Message National Weather Service Detroit/Pontiac MI 347 PM EDT Thu Sep 9 2021 MIZ049-092100- /O.EXP.KDTX.BH.S.0010.000000T0000Z-210909T2000Z/ Huron- 347 PM EDT Thu Sep 9 2021 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 4 PM EDT THIS AFTERNOON... Hazardous beach conditions, including rip currents, are no longer anticipated for Lake Huron beaches from Port Austin to Port Sanilac, thus the Beach Hazards Statement will be allowed to expire. $$
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 9:39 PM EDT | Small Craft Advisory | DTX | 18 hr |
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.