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Dense Fog Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
300 AM CDT Wed May 23 2018

LMZ080-669-671-673-675-740>745-777-779-870-872-874-876-878-231500-
/O.CON.KLOT.MF.Y.0011.000000T0000Z-180523T1500Z/
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5 NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5 NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM
offshore to Mid Lake-Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-Calumet Harbor to Gary-
Gary to Burns Harbor-Burns Harbor to Michigan City-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid
Lake-
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to
Mid Lake-
300 AM CDT Wed May 23 2018

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* VISIBILITY...under a quarter of a mile.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Dense Fog Advisory means visibilities will frequently be
reduced to less than one mile. Inexperienced mariners...
especially those operating smaller vessels should avoid
navigating in these conditions.

&&

$$

BMD

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
304 AM EDT Wed May 23 2018

LMZ844>848-231500-
/O.CON.KGRR.MF.Y.0002.000000T0000Z-180523T1500Z/
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-
304 AM EDT Wed May 23 2018

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* VISIBILITY...Areas of dense fog will reduce visibilities to a
  quarter mile at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* Inexperienced mariners...especially those operating smaller
  vessels...should avoid navigating in these conditions.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
236 AM EDT Wed May 23 2018

MIZ047>049-053>055-060>063-068>070-231300-
/O.NEW.KDTX.FG.Y.0006.180523T0636Z-180523T1300Z/
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-
Lapeer-St. Clair-Livingston-Oakland-Macomb-
Including the cities of Midland, Bay City, Bad Axe, Saginaw,
Caro, Sandusky, Owosso, Flint, Lapeer, Port Huron, Howell,
Pontiac, and Warren
236 AM EDT Wed May 23 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...

The National Weather Service in Detroit/Pontiac has issued a
Dense Fog Advisory, which is in effect until 9 AM EDT this
morning.

HAZARDOUS WEATHER...

 * Areas of dense fog this morning, reducing visibilities to a
   quarter mile or less.

 * Fog is expected to burn off by the mid morning hours.

IMPACTS...

 *  Poor and rapidly changing visibilities in areas of dense fog
    will make travel hazardous.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Dense Fog Advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving, slow down, use
your headlights and leave plenty of distance ahead of you.

 * Prepare, plan and stay informed. Visit
   www.weather.gov/safety/fog

&&

$$

SF


Special Weather Statement


Special Weather Statement
National Weather Service Detroit/Pontiac MI
202 AM EDT Wed May 23 2018

MIZ047>049-053>055-060>063-230915-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-
Lapeer-St. Clair-
Including the cities of Midland, Bay City, Bad Axe, Saginaw,
Caro, Sandusky, Owosso, Flint, Lapeer, and Port Huron
202 AM EDT Wed May 23 2018

...CAUTIOUS TRAVEL IS ADVISED FOR REDUCED VISIBILITY IN FOG THIS
MORNING...

WEATHER...

 * Areas of fog, locally dense, will impact areas along and north
   of the I-69 corridor.

 * Fog is expected to dissipate by mid morning.

IMPACTS...

 * Patchy dense fog will reduce visibilities to near zero at
   times. Rapid fluctuations of visibility will occur.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

 * Patchy dense fog means areal coverage or duration of the
   dense fog will be limited. Motorists are urged to use caution
   and account for variable driving conditions by slowing down
   and allowing extra time.

 * Prepare, plan and stay informed. Visit http://go.usa.gov/c7kkP

$$

SF


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
323 AM CDT Wed May 23 2018

WIZ046-047-051-052-056>060-062>072-240830-
Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
323 AM CDT Wed May 23 2018

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

.DAY ONE...Today and Tonight

Dense fog will be possible this morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

There will be a very slight chance for thunderstorms northwest of
Madison early Thursday morning.

Scattered thunderstorms are possible Friday afternoon through the
weekend.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
323 AM CDT Wed May 23 2018

LMZ643>646-240830-
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-
323 AM CDT Wed May 23 2018

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...Today and Tonight

Patchy fog is possible this morning, especially closer to open
waters.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Scattered thunderstorms are possible Friday through the weekend.

$$


www.weather.gov/mkx

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
313 AM CDT Wed May 23 2018

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-240815-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and north of a line from Charlevoix MI to South
Fox Island 5 NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to
Mid Lake-
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to
Mid Lake-
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5 NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5 NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid
Lake-
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to
Mid Lake-
313 AM CDT Wed May 23 2018

THIS HAZARDOUS WEATHER OUTLOOK IS FOR the open waters of Lake
Michigan.

.DAY ONE...Today and Tonight.

Significant fog risk for the south half.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday through Monday...
  Limited Thunderstorm Risk at times.

&&

$$

Rodriguez

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Hazardous Weather Outlook
National Weather Service Green Bay WI
252 AM CDT Wed May 23 2018

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-240800-
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-
252 AM CDT Wed May 23 2018

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

.DAY ONE...Today and Tonight

Areas of fog may become locally dense early this morning,
especially in central and north-central Wisconsin.

Low relative humidity will continue across far northern Wisconsin
this afternoon, so elevated fire weather conditions will persist.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible at times from late tonight through
Monday. Some of the storms Friday and Saturday could be strong to
severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
252 AM CDT Wed May 23 2018

LMZ521-522-541>543-240800-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
252 AM CDT Wed May 23 2018

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

.DAY ONE...Today and Tonight

The probability of hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible at times from Thursday night through
Sunday. Some of the storms Friday and Saturday could be strong to
severe. Areas of fog may also pose a hazard to mariners at times.

$$

AK/MPC

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
346 AM EDT Wed May 23 2018

MIZ037>040-043>046-050>052-056>059-064>067-071>074-240800-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
346 AM EDT Wed May 23 2018

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

.DAY ONE...Today and Tonight

Patchy dense fog will lift by noon. Fog is possible again tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible Friday night through Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
346 AM EDT Wed May 23 2018

LMZ844>849-240800-
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-
346 AM EDT Wed May 23 2018

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

.DAY ONE...Today and Tonight

Areas of dense fog will persist through this morning and are
possible again tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible Friday night through Sunday.

$$

Ostuno

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
312 AM EDT Wed May 23 2018

MIZ047>049-053>055-060>063-068>070-075-076-082-083-240815-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
312 AM EDT Wed May 23 2018

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

Dense fog advisory for areas along and north of M-59 through 9 AM,
with just patchy dense fog south of M-59.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

There is a chance of thunderstorms over the Weekend into Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

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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