Alert archive / Michigan / Beach Hazards Statements in 2015

Beach Hazards Statement 7, NWS Gaylord, MI

July 20, 20155 counties in Michigan

NWS Gaylord, MI issued this beach hazards statement at Jul 20, 2015, 3:47 AM EDT for 5 counties in Michigan. It took effect at Jul 20, 2015, 10:00 AM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Jul 20, 2015, 3:47 AM EDT (07:47 UTC)
In effect from
Jul 20, 2015, 10:00 AM EDT
Expired
Jul 20, 2015, 8:00 PM EDT
In force
10 hr
Issued by
NWS Gaylord, MI

Counties Antrim County, MI, Benzie County, MI, Emmet County, MI, Leelanau County, MI, Manistee County, MI

The radar

The NCL Michigan radar (KAPX), 79 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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 7.8 hours before the alert went out and 194 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, Green Bay/Straub, WI at 00:00Z on 2015-07-20Temperature 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, Green Bay/Straub, WI at 00:00Z on 2015-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.19395878Sfc1 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
1949 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

073 
WHUS43 KAPX 200747
CFWAPX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
347 AM EDT MON JUL 20 2015

MIZ015-016-019>021-025-031-201600-
/O.NEW.KAPX.BH.S.0007.150720T1400Z-150721T0000Z/
MACKINAC-EMMET-CHARLEVOIX-LEELANAU-ANTRIM-BENZIE-MANISTEE-
347 AM EDT MON JUL 20 2015

...BEACH HAZARDS STATEMENT IN EFFECT FROM 10 AM EDT THIS MORNING
THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A BEACH
HAZARDS STATEMENT FOR DANGEROUS SWIM CONDITIONS...WHICH IS IN
EFFECT FROM 10 AM EDT THIS MORNING THROUGH EARLY EVENING.

* HAZARDS...GUSTY SOUTHWEST WINDS OF 15 TO 25 MPH AND HIGH WAVES
  OF 3 TO 5 FEET PRODUCING DANGEROUS SWIM CONDITIONS.

* TIMING...MID MORNING THROUGH EARLY EVENING TODAY.

* LOCATION...BEACHES OF NORTHERN LAKE MICHIGAN FROM MANISTEE
  COUNTY INTO MACKINAC COUNTY...EXCLUDING GRAND TRAVERSE BAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SWIM RISK MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

LAWRENCE
2 follow-up statements
605 
WHUS43 KAPX 201504
CFWAPX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1104 AM EDT MON JUL 20 2015


MIZ015-016-019>021-025-031-202315-
/O.CON.KAPX.BH.S.0007.000000T0000Z-150721T0000Z/
MACKINAC-EMMET-CHARLEVOIX-LEELANAU-ANTRIM-BENZIE-MANISTEE-
1104 AM EDT MON JUL 20 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* HAZARDS...GUSTY SOUTHWEST WINDS OF 15 TO 25 MPH AND HIGH WAVES 
  OF 3 TO 5 FEET PRODUCING DANGEROUS SWIM CONDITIONS. 

* TIMING...MID MORNING THROUGH EARLY EVENING TODAY.

* LOCATION...BEACHES OF NORTHERN LAKE MICHIGAN FROM MANISTEE 
  COUNTY INTO MACKINAC COUNTY...EXCLUDING GRAND TRAVERSE BAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SWIM RISK MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$
323 
WHUS43 KAPX 202101
CFWAPX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
501 PM EDT MON JUL 20 2015


MIZ015-016-019>021-025-031-210000-
/O.CON.KAPX.BH.S.0007.000000T0000Z-150721T0000Z/
MACKINAC-EMMET-CHARLEVOIX-LEELANAU-ANTRIM-BENZIE-MANISTEE-
501 PM EDT MON JUL 20 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* HAZARDS...GUSTY SOUTHWEST WINDS OF 15 TO 25 MPH AND HIGH WAVES 
  OF 3 TO 5 FEET PRODUCING DANGEROUS SWIM CONDITIONS. 

* TIMING...THROUGH EARLY EVENING TODAY.

* LOCATION...BEACHES OF NORTHERN LAKE MICHIGAN FROM MANISTEE 
  COUNTY INTO MACKINAC COUNTY...EXCLUDING GRAND TRAVERSE BAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SWIM RISK MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 20, 4:00 AM EDTSmall Craft AdvisoryAPX18 hr
Jul 20, 2:40 PM EDTSpecial Weather StatementAPXAlcona, Alpena, Antrim, Charlevoix, Cheboygan, Crawford and 12 more20 min
Jul 20, 2:48 PM EDTSpecial Marine WarningAPX57 min
Jul 20, 3:13 PM EDTSpecial Marine WarningAPX62 min
Jul 20, 3:22 PM EDTSpecial Marine WarningAPX53 min
Jul 20, 4:04 PM EDTSpecial Weather StatementAPXAlcona, Alpena, Crawford, Iosco, Kalkaska, Missaukee and 4 more56 min
Jul 20, 4:15 PM EDTSpecial Marine WarningAPX60 min
Jul 20, 5:15 PM EDTSpecial Marine WarningAPX60 min
Jul 20, 5:52 PM EDTSpecial Weather StatementAPXArenac, Gladwin38 min

Nearby

Beach Hazards Statements in Michigan, 2015Every beach hazards statement in 2015

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.