Alert archive / Michigan / Beach Hazards Statements in 2016

Beach Hazards Statement 4, NWS Detroit, MI

June 19, 2016Huron County, Michigan

NWS Detroit, MI issued this beach hazards statement at Jun 19, 2016, 10:23 PM EDT for Huron County, Michigan. It took effect at Jun 20, 2016, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jun 19, 2016, 10:23 PM EDT (02:23 UTC)
In effect from
Jun 20, 2016, 8:00 AM EDT
Expired
Jun 20, 2016, 8:00 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 02:21 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, 2.4 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.

Skew-T log-pSkew-T log-p diagram, Alpena, MI at 00:00Z on 2016-06-20Temperature 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, Alpena, MI at 00:00Z on 2016-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.193958Sfc1 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
2140 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
203 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

417 
WHUS43 KDTX 200223
CFWDTX

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1023 PM EDT SUN JUN 19 2016

MIZ049-201430-
/O.NEW.KDTX.BH.S.0004.160620T1200Z-160621T0000Z/
HURON-
1023 PM EDT SUN JUN 19 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM 8 AM EDT MONDAY THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
BEACH HAZARDS STATEMENT...WHICH IS IN EFFECT FROM 8 AM EDT MONDAY
THROUGH MONDAY EVENING. 

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED.

* STRONG STRUCTURAL CURRENTS...EXPECTED. 

* LOCATION...THE NORTHERN AND WESTERN SHORELINE OF HURON
  COUNTY...FROM PORT AUSTIN WESTWARD INCLUDING...

  CASEVILLE...SAND POINT...PORT CRESCENT STATE PARK...
  PORT AUSTIN...

* OVERVIEW/POTENTIAL IMPACTS...GUSTY SOUTHWEST TO WEST WIND WILL
  DEVELOP BY MONDAY MORNING AND BUILD HIGH WAVES ON SAGINAW BAY
  THAT WILL LAST THROUGH THE DAY. THE WAVE CONDITIONS ARE EXPECTED
  TO PRODUCE DANGEROUS SWIMMING CONDITIONS ON AREA BEACHES AND
  STRONG CURRENTS ON THE WINDWARD SIDE OF STRUCTURES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A
CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR
THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH
ACCESS POINTS AND LIFEGUARD STATIONS.

HIGH WAVE ACTION ALONE CAN MAKE SWIMMING DIFFICULT ON DAYS SUCH
AS THIS. INCOMING WAVES IN RAPID SUCCESSION CAN TIRE A SWIMMER
QUICKLY.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

TO LEARN MORE ABOUT DANGEROUS WAVES AND CURRENTS PLEASE VISIT
DANGEROUSCURRENTS.ORG (ALL LOWER CASE)

&&

$$

BT
1 follow-up statement
140 
WHUS43 KDTX 200759
CFWDTX

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
359 AM EDT MON JUN 20 2016


MIZ049-210000-
/O.CON.KDTX.BH.S.0004.160620T1200Z-160621T0000Z/
HURON-
359 AM EDT MON JUN 20 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 8 AM EDT THIS
MORNING THROUGH THIS EVENING...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* LOCATION...THE NORTHERN AND WESTERN SHORELINE OF HURON 
  COUNTY...FROM PORT AUSTIN WESTWARD INCLUDING... 

 CASEVILLE...SAND POINT...PORT CRESCENT STATE PARK...PORT
AUSTIN...

* OVERVIEW/POTENTIAL IMPACTS...GUSTY SOUTHWEST TO WEST WIND WILL 
  DEVELOP BY MONDAY MORNING AND BUILD HIGH WAVES ON SAGINAW BAY 
  THAT WILL LAST THROUGH THE DAY. THE WAVE CONDITIONS ARE 
  EXPECTED TO PRODUCE DANGEROUS SWIMMING CONDITIONS ON AREA 
  BEACHES AND STRONG CURRENTS ON THE WINDWARD SIDE OF 
  STRUCTURES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A
CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR
NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR
BEACH ACCESS POINTS AND LIFEGUARD STATIONS.

HIGH WAVE ACTION ALONE CAN MAKE SWIMMING DIFFICULT ON DAYS SUCH
AS THIS. INCOMING WAVES IN RAPID SUCCESSION CAN TIRE A SWIMMER
QUICKLY.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

TO LEARN MORE ABOUT DANGEROUS WAVES AND CURRENTS PLEASE VISIT
DANGEROUSCURRENTS.ORG (ALL LOWER CASE)

&&

$$

The office that day

Everything else NWS Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 19, 10:05 PM EDTSmall Craft AdvisoryDTX22 hr
Jun 20, 11:46 AM EDTSpecial Marine WarningDTX89 min

Nearby

Beach Hazards Statements in Michigan, 2016Every beach hazards statement in 2016

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.