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Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
357 AM EDT Sat Apr 29 2017

MIZ037>040-043>046-050>052-056>059-064>067-071>074-300800-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
357 AM EDT Sat Apr 29 2017

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

.DAY ONE...Today and Tonight

Rain will spread from south to north during the mid to late
afternoon hours with embedded thunderstorms. Rainfall is expected
to be locally heavy this evening and tonight. Thunderstorms are
not expected to be severe.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

A stalled frontal system over the extreme southern part of Lower
Michigan Sunday will result in periods of rain and thunderstorm.
Rainfall will be heavy at times into early Monday morning. Some
areas may see more than 3 inches of rain. This will result in
flooding of flood prone area. Thunderstorms are not expected to
be severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected through this coming week.

$$

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
357 AM EDT Sat Apr 29 2017

LMZ844>849-300800-
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-
357 AM EDT Sat Apr 29 2017

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

.DAY ONE...Today and Tonight

Winds and waves will become hazardous to small craft tonight.
Scattered thunderstorms are also expected from mid afternoon on.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Winds and waves will be hazardous to small craft into Tuesday
evening. Scattered thunderstorms may cause increase winds and
waves into Monday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected through this coming week.

$$

wdm

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
436 AM CDT Sat Apr 29 2017

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-300945-
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-
436 AM CDT Sat Apr 29 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...Today and Tonight.

Gales are likely across the south half late this afternoon
through tonight.

There is a chance of thunderstorms mainly across the south half
tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Gales are possible across the north half Sunday and Sunday night.

There is a chance of thunderstorms mainly across the south half
Sunday.

&&

$$

Rodriguez

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Hazardous Weather Outlook
National Weather Service Northern Indiana
452 AM EDT Sat Apr 29 2017

LMZ043-046-300900-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
452 AM EDT Sat Apr 29 2017

This hazardous weather outlook is for portions of The Nearshore
Waters of Southeastern Lake Michigan.

.DAY ONE...Today and Tonight

A small craft advisory is in effect this afternoon and tonight. There
is a slight chance of thunderstorms late tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Hazardous conditions for small craft are possible Sunday, and again
Monday through Tuesday.

There is a chance of thunderstorms Sunday and Sunday night. Isolated
severe storms are possible.

&&

Stay tuned to NOAA Weather Radio for further details or updates...or
check our web site at weather.gov/iwx

$$

Hazardous Weather Outlook
National Weather Service Northern Indiana
452 AM EDT Sat Apr 29 2017

INZ003-004-012-MIZ077-078-300900-
La Porte-St. Joseph IN-Starke-Berrien-Cass MI-
452 AM EDT Sat Apr 29 2017 /352 AM CDT Sat Apr 29 2017/

This hazardous weather outlook is for portions of southwest Michigan
and northern Indiana.

.DAY ONE...Today and Tonight

A Flash Flood Watch is in effect for this afternoon.

There is a slight chance of thunderstorms this afternoon and tonight.
Severe storms are not expected.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

A Flash Flood Watch is in effect for Sunday and Sunday night. Significant
river flooding is possible into early next week. There is a chance
of thunderstorms Sunday and Sunday night. Isolated severe storms are
possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

&&

Stay tuned to NOAA Weather Radio for further details or updates...or
check our web site at weather.gov/iwx

$$

Hazardous Weather Outlook
National Weather Service Northern Indiana
452 AM EDT Sat Apr 29 2017

INZ005>009-013>018-020-022>027-032>034-MIZ079>081-OHZ001-002-004-005-
015-016-024-025-300900-
Elkhart-Lagrange-Steuben-Noble-De Kalb-Pulaski-Marshall-Fulton IN-
Kosciusko-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-
Wells-Adams-Grant-Blackford-Jay-St. Joseph MI-Branch-Hillsdale-
Williams-Fulton OH-Defiance-Henry-Paulding-Putnam-Van Wert-Allen OH-
452 AM EDT Sat Apr 29 2017 /352 AM CDT Sat Apr 29 2017/

This hazardous weather outlook is for portions of northern Indiana...
southwest Michigan and northwest Ohio.

.DAY ONE...Today and Tonight

Locally heavy rainfall is possible. There is a chance of
thunderstorms over northern Indiana and northwest Ohio today and
across the entire area tonight. Isolated severe storms are possible
south of a Monticello to Lima line.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Locally heavy rainfall is possible Sunday and Sunday night which may
lead to river flooding into early next week.

There is a chance of thunderstorms Sunday and Sunday night. Isolated
severe storms are possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

&&

Stay tuned to NOAA Weather Radio for further details or updates...or
check our web site at weather.gov/iwx

$$

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
408 AM EDT Sat Apr 29 2017

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-300815-
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-
408 AM EDT Sat Apr 29 2017

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

.DAY ONE...Today and Tonight

Small craft advisories are in effect for Saginaw Bay and Lake Huron
and Lake Erie. Refer to the latest marine weather warning and
forecast messages for additional information.

There is a chance of thunderstorms tonight on Lake Erie and Lake St
Clair.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Small craft advisories will be in effect for Saginaw Bay, Lake Huron
and Lake Erie.

Scattered to numerous thunderstorms are expected Sunday and Sunday
night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

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

SC

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
408 AM EDT Sat Apr 29 2017

MIZ060>063-068>070-075-076-082-083-300815-
Shiawassee-Genesee-Lapeer-St. Clair-Livingston-Oakland-Macomb-
Washtenaw-Wayne-Lenawee-Monroe-
408 AM EDT Sat Apr 29 2017

This hazardous weather outlook is for portions of southeast
Michigan.

.DAY ONE...Today and Tonight

Scattered thunderstorms are expected tonight. Severe weather is not
anticipated. The strongest storms will be capable of producing pea
sized hail. All storms will be capable of producing heavy rainfall as
they move east at 30 MPH. The thunderstorms will be the result of
moist and unstable air being lifted north of a stationary front over
the Ohio Valley.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Thunderstorms are expected Sunday and Sunday night. Heavy rain and
localized flooding will remain possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
408 AM EDT Sat Apr 29 2017

MIZ047>049-053>055-300815-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-
408 AM EDT Sat Apr 29 2017

This hazardous weather outlook is for the Saginaw Valley and Thumb.

.DAY ONE...Today and Tonight

Locally heavy rain is possible tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

There is a chance of thunderstorms Sunday and Sunday night. Heavy
rainfall is possible with these thunderstorms. In fact, total
rainfall forecast this weekend through Monday morning is 1 to 3
inches. Therefore some minor flooding is possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or 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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