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Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 AM EDT THU MAY 25 2017

...NORTHEAST WINDS WILL CONTINUE TO CREATE HAZARDOUS CONDITIONS
FOR SMALL CRAFTS IN AND AROUND SAGINAW BAY...

.MODERATE NORTHEAST WINDS WILL PERSIST TODAY AS THE AREA REMAINS
NORTH OF STRONG LOW PRESSURE CENTERED OVER WESTERN OHIO.  CONTINUED
ONSHORE FLOW WILL ALSO MAINTAIN HIGHER WAVE ACTIVITY, PARTICULARLY
NEAR THE TIP OF THE THUMB.  SMALL CRAFT ADVISORY CONDITIONS WILL
EXIST FROM THE TIP OF THE THUMB INTO SAGINAW BAY THROUGH THE
EVENING.  NORTHEAST WINDS EASE TONIGHT AS THE LOW WEAKENS AND LIFTS
EAST.

LHZ421-422-252030-
/O.CON.KDTX.SC.Y.0042.000000T0000Z-170526T0200Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
344 AM EDT THU MAY 25 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 21 KNOTS FROM THE NORTHEAST WITH GUSTS
  UP TO 25 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL
  BE 5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED THIS MORNING WITH THE
  LARGEST WAVES EXPECTED ALSO THIS MORNING.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 AM EDT THU MAY 25 2017

...NORTHEAST WINDS WILL CONTINUE TO CREATE HAZARDOUS CONDITIONS
FOR SMALL CRAFTS IN AND AROUND SAGINAW BAY...

.MODERATE NORTHEAST WINDS WILL PERSIST TODAY AS THE AREA REMAINS
NORTH OF STRONG LOW PRESSURE CENTERED OVER WESTERN OHIO.  CONTINUED
ONSHORE FLOW WILL ALSO MAINTAIN HIGHER WAVE ACTIVITY, PARTICULARLY
NEAR THE TIP OF THE THUMB.  SMALL CRAFT ADVISORY CONDITIONS WILL
EXIST FROM THE TIP OF THE THUMB INTO SAGINAW BAY THROUGH THE
EVENING.  NORTHEAST WINDS EASE TONIGHT AS THE LOW WEAKENS AND LIFTS
EAST.

LHZ441-252030-
/O.CON.KDTX.SC.Y.0042.000000T0000Z-170526T0200Z/
PORT AUSTIN TO HARBOR BEACH MI-
344 AM EDT THU MAY 25 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 20 KNOTS FROM THE NORTHEAST WITH GUSTS UP
  TO 25 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 5 FEET
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED THIS MORNING WITH THE
  LARGEST WAVES EXPECTED ALSO THIS MORNING.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

RBP


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Green Bay WI
349 AM CDT Thu May 25 2017

LMZ521-522-541>543-260900-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
349 AM CDT Thu May 25 2017

This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.

.DAY ONE...Today and Tonight

Areas of dense fog could form over the lake and bay late tonight.
This could be a hazard to mariners if it does materialize.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

There is a slight chance of thunderstorms on Sunday and Memorial
Day that may pose a hazard to mariners.

$$

RDM/AK

Hazardous Weather Outlook
National Weather Service Green Bay WI
349 AM CDT Thu May 25 2017

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-260900-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
349 AM CDT Thu May 25 2017

This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.

.DAY ONE...Today and Tonight

Some dense fog could form over eastern Wisconsin near the lake and
bay late tonight. Hazardous travel is possible if it materializes.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

There is a slight chance of thunderstorms Friday, Sunday and on
Memorial Day, mainly during the afternoon hours. At this time, it
appears that the threat for organized severe storms is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
332 AM CDT Thu May 25 2017

LMZ643>646-260845-
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
332 AM CDT Thu May 25 2017

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect until 3 PM, for brisk north
winds and elevated waves.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

There is a small risk of some thunderstorms from late Friday into
Monday however severe weather is not expected.

$$


www.weather.gov/mkx

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
332 AM CDT Thu May 25 2017

WIZ046-047-051-052-056>060-062>072-260845-
Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
332 AM CDT Thu May 25 2017

This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin, and southeast Wisconsin.

.DAY ONE...Today and Tonight

There is a moderate swim risk today for the beaches of Lake
Michigan. Breaking waves and currents are expected. Stay away
from dangerous areas like piers, breakwalls and river outlets.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

There is a small risk of thunderstorms from late Friday into
Monday however severe weather is not expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
411 AM EDT Thu May 25 2017

MIZ037>040-043>046-050>052-056>059-064>067-071>074-260815-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
411 AM EDT Thu May 25 2017

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

Widely scattered non severe thunderstorms are possible during the
mid to late afternoon. Brief heavy rain, gusty winds and cloud to
ground lightning area the expected hazards.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Thunderstorms are possible Saturday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
411 AM EDT Thu May 25 2017

LMZ844>849-260815-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
411 AM EDT Thu May 25 2017

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

An isolated thunderstorm is possible during the late afternoon an
early evening.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Thunderstorms are possible Saturday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

wdm

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
315 AM EDT Thu May 25 2017

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-261000-
Lake St. Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
315 AM EDT Thu May 25 2017

This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect for today and this evening for
Saginaw Bay and the nearshore waters of Lake Huron near the tip of
the thumb region. Refer to the latest marine weather warning and
forecast messages for additional information.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

The next chance of thunderstorms will be late Saturday night and
Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.

RBP

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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