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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
941 PM CDT Fri Jul 20 2018

LMZ643>646-220245-
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-
941 PM CDT Fri Jul 20 2018

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...Tonight

Modest northerly winds will build waves to 2 to 4 feet by sunrise
on Saturday.

.DAYS TWO THROUGH SEVEN...Saturday through Friday

A Small Craft Advisory is in effect for the nearshore waters of
Lake Michigan for Saturday and Sunday due to breezy north winds
and high waves.

There is a chance for thunderstorms Saturday afternoon, with small
chances for thunderstorms at times next week.

$$


www.weather.gov/mkx

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
329 PM CDT Fri Jul 20 2018

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-212030-
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 Holland to Whitehall MI 5 nm off shore to mid-
line of 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-
329 PM CDT Fri Jul 20 2018

This Hazardous Weather Outlook is for portions of the open waters
of Lake Michigan.

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Thunderstorm Risk.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday and Sunday...
  Limited Thunderstorm Risk.
Tuesday...
  Limited Thunderstorm Risk.

$$

KJB

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Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
329 PM CDT Fri Jul 20 2018

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
212030-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-DeKalb-Kane-DuPage-Cook-
La Salle-Kendall-Grundy-Will-Kankakee-Livingston-Iroquois-Ford-
Lake IN-Porter-Newton-Jasper-Benton-
329 PM CDT Fri Jul 20 2018 /429 PM EDT Fri Jul 20 2018/

This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...

 Limited Thunderstorm Risk.
 Limited Flooding Risk.

DISCUSSION...

Periods of showers and a few thunderstorms are expected across
much of the area. While severe thunderstorms are not expected,
some of the stronger storms could produce gusty winds to 40 mph
across portions of east central IL and northwestern Indiana
through early this evening. Some moderate to locally heavy
rainfall will also be possible with some of these storms.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday...
  Limited Thunderstorm Risk.
  Limited Lakeshore Flood Risk
  High Swim Risk
Sunday...
  Limited Thunderstorm Risk.
  High Swim Risk
Tuesday...
  Limited Thunderstorm Risk.


.SPOTTER INFORMATION STATEMENT...

  Spotters will likely not be needed through tonight.


GENERAL STORM MOTION OF THE DAY:

 Moving toward the east 20 to 30 mph.

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
329 PM CDT Fri Jul 20 2018

LMZ740>745-212030-
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-
329 PM CDT Fri Jul 20 2018

This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.

.DAY ONE...Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.
  Limited Thunderstorm Risk.


.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday and Sunday...
  Hazardous conditions for small craft are likely.
  Limited Thunderstorm Risk.
Tuesday...
  Limited Thunderstorm Risk.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
246 PM CDT Fri Jul 20 2018

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-212000-
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-
246 PM CDT Fri Jul 20 2018

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

.DAY ONE...Tonight

Isolated thunderstorms will continue through this evening,
especially over east-central Wisconsin. The storms are not
expected to be severe, but they could produce heavy rainfall.

Gusty east winds will result in an increased risk of dangerous
currents and hazardous swimming conditions at Lake Michigan
beaches tonight.

.DAYS TWO THROUGH SEVEN...Saturday through Friday

Thunderstorms are possible again Saturday, but the storms are not
expected to be severe. Dangerous currents and hazardous swimming
conditions will continue at Lake Michigan beaches through
Saturday.

.SPOTTER INFORMATION STATEMENT...

Formal spotter activation will not be necessary tonight, but
spotters are requested to report any rainfall totals over 2
inches.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
246 PM CDT Fri Jul 20 2018

LMZ521-522-541>543-212000-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
246 PM CDT Fri Jul 20 2018

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

.DAY ONE...Tonight

Gusty east to northeast winds will great hazardous conditions
for small craft on the lake and bay tonight. Isolated
thunderstorms may also pose a hazard to mariners. Patchy dense fog
is possible on the lake this evening.

.DAYS TWO THROUGH SEVEN...Saturday through Friday

Conditions hazardous to small craft will continue on the bay
through Saturday evening, and on the lake until early Sunday
morning.

$$

Skowronski/MG

Hazardous Weather Outlook
National Weather Service La Crosse WI
352 AM CDT Fri Jul 20 2018

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-211000-
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Wabasha-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-
Taylor-Clark-Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Juneau-
Adams-Vernon-Crawford-Richland-Grant-
352 AM CDT Fri Jul 20 2018

This Hazardous Weather Outlook is for portions of southeast
Minnesota...northeast Iowa and southwest into central Wisconsin.

.DAY ONE...Today and Tonight

Isolated to scattered thunderstorms are possible today. The
primary threat is lightning. Severe weather is not expected.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorms are possible Saturday, Monday, and Wednesday. The
probability for severe weather is low at this time.

.SPOTTER INFORMATION STATEMENT...

No action needed.

.EMERGENCY MANAGEMENT COORDINATION...

No webinar is scheduled.

$$

Rogers

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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