Alert archive / Michigan / Beach Hazards Statements in 2020

Beach Hazards Statement 15, NWS Gaylord, MI

September 20, 20204 counties in Michigan

NWS Gaylord, MI issued this beach hazards statement at Sep 20, 2020, 2:46 PM EDT for 4 counties in Michigan. It took effect at Sep 21, 2020, 5:00 AM EDT. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 2020, 2:46 PM EDT (18:46 UTC)
In effect from
Sep 21, 2020, 5:00 AM EDT
Expired
Sep 22, 2020, 8:00 AM EDT
In force
27 hr
Issued by
NWS Gaylord, MI

Counties Benzie County, MI, Charlevoix County, MI, Mackinac County, MI, Manistee County, MI

The radar

The NCL Michigan radar (KAPX), 71 km from the middle of the area, began a volume at 18:44 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 12:00Z, 6.8 hours before the alert went out and 205 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 12:00Z on 2020-09-20Temperature 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 12:00Z on 2020-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 square meters per square second.1939Sfc1 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
1540 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

671 
WHUS43 KAPX 201846
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
246 PM EDT Sun Sep 20 2020

MIZ025-031-095-210300-
/O.NEW.KAPX.BH.S.0015.200921T0900Z-200922T0000Z/
Benzie-Manistee-Western Mackinac-
246 PM EDT Sun Sep 20 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY EVENING...

* WHAT...High wave action, strong currents, dangerous swimming
  conditions expected.

* WHERE...Benzie, Manistee and Western Mackinac Counties.

* WHEN...From late tonight through Monday evening.

* IMPACTS... High waves and strong currents will lead to dangerous
  swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$
8 follow-up statements
467 
WHUS43 KAPX 201903
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
303 PM EDT Sun Sep 20 2020

MIZ098-210315-
/O.EXA.KAPX.BH.S.0015.200921T0900Z-200922T0000Z/
Beaver Island and surrounding islands-
303 PM EDT Sun Sep 20 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY EVENING...

* WHAT...High wave action, strong currents, dangerous swimming
  conditions expected.

* WHERE...Beaver Island and surrounding islands County.

* WHEN...From late tonight through Monday evening.

* IMPACTS...High waves and strong currents will lead to dangerous
  swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$

MIZ025-031-095-210315-
/O.CON.KAPX.BH.S.0015.200921T0900Z-200922T0000Z/
Benzie-Manistee-Western Mackinac-
303 PM EDT Sun Sep 20 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH MONDAY EVENING...

* WHAT...High wave action, strong currents, dangerous swimming
  conditions expected.

* WHERE...Benzie, Manistee and Western Mackinac Counties.

* WHEN...From late tonight through Monday evening.

* IMPACTS...High waves and strong currents will lead to dangerous
  swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$
722 
WHUS43 KAPX 210200
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
1000 PM EDT Sun Sep 20 2020

MIZ025-031-095-098-211000-
/O.CON.KAPX.BH.S.0015.200921T0900Z-200922T0000Z/
Benzie-Manistee-Western Mackinac-
Beaver Island and surrounding islands-
1000 PM EDT Sun Sep 20 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 5 AM EDT MONDAY
THROUGH MONDAY EVENING...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Benzie, Manistee and Western Mackinac Counties.

* WHEN...From late tonight through Monday evening.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$

JZ
714 
WHUS43 KAPX 210750
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
350 AM EDT Mon Sep 21 2020

MIZ025-031-098-210900-
/O.CAN.KAPX.BH.S.0015.200921T0900Z-200922T0000Z/
Benzie-Manistee-Beaver Island and surrounding islands-
350 AM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT IS CANCELLED...

Hazardous swimming conditions are no longer anticipated today. 

$$

MIZ095-211600-
/O.EXT.KAPX.BH.S.0015.200921T0900Z-200922T1000Z/
Western Mackinac-
350 AM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Through late tonight.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$
558 
WHUS43 KAPX 211505
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
1105 AM EDT Mon Sep 21 2020

MIZ095-212315-
/O.CON.KAPX.BH.S.0015.000000T0000Z-200922T1000Z/
Western Mackinac-
1105 AM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Through late tonight.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$
292 
WHUS43 KAPX 212028
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
428 PM EDT Mon Sep 21 2020

MIZ025-031-220300-
/O.EXB.KAPX.BH.S.0015.000000T0000Z-200922T0300Z/
Benzie-Manistee-
428 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Benzie and Manistee Counties.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and stay away from dangerous areas like 
piers and breakwalls. Please check with your local authorities on 
potential beach closures.

&&

$$

MIZ095-220430-
/O.CON.KAPX.BH.S.0015.000000T0000Z-200922T1000Z/
Western Mackinac-
428 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Through late tonight.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and stay away from dangerous areas like 
piers and breakwalls. Please check with your local authorities on 
potential beach closures.

&&

$$
452 
WHUS43 KAPX 220207
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
1007 PM EDT Mon Sep 21 2020

MIZ095-221015-
/O.EXT.KAPX.BH.S.0015.000000T0000Z-200922T1200Z/
Western Mackinac-
1007 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 8 AM EDT TUESDAY...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Until 8 AM EDT Tuesday.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$

MIZ025-031-220315-
/O.CON.KAPX.BH.S.0015.000000T0000Z-200922T0300Z/
Benzie-Manistee-
1007 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Benzie and Manistee Counties.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$

JZ
962 
WHUS43 KAPX 220303
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
1103 PM EDT Mon Sep 21 2020

MIZ025-031-220415-
/O.EXP.KAPX.BH.S.0015.000000T0000Z-200922T0300Z/
Benzie-Manistee-
1103 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT HAS EXPIRED...


$$

MIZ095-221115-
/O.CON.KAPX.BH.S.0015.000000T0000Z-200922T1200Z/
Western Mackinac-
1103 PM EDT Mon Sep 21 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 AM EDT
TUESDAY...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Until 8 AM EDT Tuesday.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$
517 
WHUS43 KAPX 220748
CFWAPX

Coastal Hazard Message
National Weather Service Gaylord MI
348 AM EDT Tue Sep 22 2020

MIZ095-221200-
/O.CON.KAPX.BH.S.0015.000000T0000Z-200922T1200Z/
Western Mackinac-
348 AM EDT Tue Sep 22 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 AM EDT THIS
MORNING...

* WHAT...High wave action, strong currents, dangerous swimming 
  conditions expected.

* WHERE...Western Mackinac County.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...High waves and strong currents will lead to 
  dangerous swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Please check with your local authorities on potential beach
closures.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 20, 12:22 AM EDTSmall Craft AdvisoryAPX9 hr
Sep 20, 9:17 AM EDTSmall Craft AdvisoryAPX49 hr

Nearby

Beach Hazards Statements in Michigan, 2020Every beach hazards statement in 2020

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.