weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
844 AM CDT Fri Jul 30 2021

LMZ643>646-301800-
/O.CON.KMKX.SC.Y.0060.000000T0000Z-210730T1800Z/
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-
844 AM CDT Fri Jul 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* WHAT...Waves 3 to 5 ft expected. North to northeast winds 15
  to 20 knots.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...Until 1 PM CDT this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
259 AM CDT Fri Jul 30 2021

LMZ740>745-301600-
/O.CON.KLOT.SC.Y.0060.000000T0000Z-210731T0000Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
259 AM CDT Fri Jul 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...North to northeast winds to 25 kt. Waves 5 to 8 ft
  occasionally 10 feet.

* WHERE...Portions of Lake Michigan.

* WHEN...Until 7 PM CDT Friday.

* IMPACTS...Conditions will remain hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Borchardt


Beach Hazards Statement


Lakeshore Hazard Message
National Weather Service Milwaukee/Sullivan WI
843 AM CDT Fri Jul 30 2021

WIZ052-060-066-071-072-301800-
/O.CON.KMKX.BH.S.0007.000000T0000Z-210730T1800Z/
Sheboygan-Ozaukee-Milwaukee-Racine-Kenosha-
843 AM CDT Fri Jul 30 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* WHAT...Life threatening waves of 3 to 5 feet and dangerous
  currents are expected.

* WHERE...Beaches along Lake Michigan in Milwaukee, Racine,
  Sheboygan, Ozaukee, and Kenosha counties.

* WHEN...Until 1 PM CDT this afternoon.

* IMPACTS...Dangerous swimming conditions are expected due to
  high waves and onshore winds.

* ADDITIONAL DETAILS... Several beaches that will be most
  susceptible to the dangerous swimming conditions include.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay out of the water and away from dangerous areas like piers
and breakwalls.  Strong structural and longshore currents are
expected.  Rip currents are possible.

&&

$$

Coastal Hazard Message
National Weather Service Chicago IL
255 AM CDT Fri Jul 30 2021

ILZ006-103-104-INZ001-002-301600-
/O.CON.KLOT.BH.S.0009.000000T0000Z-210731T0000Z/
Lake IL-Northern Cook-Central Cook-Lake IN-Porter-
255 AM CDT Fri Jul 30 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...High wave action and dangerous currents expected at
  Lake Michigan beaches.

* WHERE...In Indiana, Lake IN and Porter Counties. In Illinois,
  Northern Cook, Lake IL and Central Cook Counties.

* WHEN...Through Friday evening.

* IMPACTS...Swimming conditions will be life threatening,
  especially for inexperienced swimmers. For information on swim
  advisories or bans at Chicago beaches: www. cpdbeaches. com.

* ADDITIONAL DETAILS...Measured wave heights range from 5 feet
  near Michigan City to 7 feet near Wilmette. Waves 4 to 8 feet
  will continue through this afternoon. Stay dry when waves are
  high!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

$$

Borchardt


Air Quality Alert


IAZ001>099-302100-
Lyon-Osceola-Dickinson-Emmet-Kossuth-Winnebago-Worth-Mitchell-
Howard-Winneshiek-Allamakee-Sioux-O`Brien-Clay-Palo Alto-Hancock-
Cerro Gordo-Floyd-Chickasaw-Plymouth-Cherokee-Buena Vista-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Fayette-Clayton-
Woodbury-Ida-Sac-Calhoun-Webster-Hamilton-Hardin-Grundy-
Black Hawk-Buchanan-Delaware-Dubuque-Monona-Crawford-Carroll-
Greene-Boone-Story-Marshall-Tama-Benton-Linn-Jones-Jackson-
Harrison-Shelby-Audubon-Guthrie-Dallas-Polk-Jasper-Poweshiek-Iowa-
Johnson-Cedar-Clinton-Muscatine-Scott-Pottawattamie-Cass-Adair-
Madison-Warren-Marion-Mahaska-Keokuk-Washington-Louisa-Mills-
Montgomery-Adams-Union-Clarke-Lucas-Monroe-Wapello-Jefferson-
Henry-Des Moines-Fremont-Page-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-Van Buren-Lee-
1227 PM CDT Thu Jul 29 2021

...Air Quality Alert in Effect Until 4 PM CDT Friday...

Northerly winds behind a cold front are bringing smoke from
wildfires out west and in Canada into Iowa. Heavy smoke is
expected to arrive early this afternoon in northwest Iowa. The
smoke is expected to travel south and east across the state,
reaching I-80 by around midnight tonight and extending to southern
Iowa by 5 AM Friday. Smoke is expected to remain across much of
the state through much of Friday. During this time, fine particle
levels are expected to be in the Orange AQI category, a level that
is considered unhealthy for sensitive groups. Fine particle levels
will begin to improve around noon on Friday. By mid-afternoon
Friday, air quality should improve below alert levels statewide.

Sensitive groups include the elderly, those with respiratory or
heart disease and children. The Iowa Department of Natural
Resources recommends that individuals in these sensitive groups
limit prolonged outdoor exertion until air quality conditions
improve.

Keep track of current air quality conditions at fire.airnow.gov

$$

Zogg

MNZ079-086-087-088-094-095-096-302000-
Dodge-Fillmore-Houston-Mower-Olmsted-Wabasha-Winona-
Including the cities of Rochester and Winona
250 PM CDT Wed Jul 28 2021

...AIR QUALITY ALERT IN EFFECT FROM 10 PM CDT TONIGHT THROUGH 3 PM
CDT FRIDAY...

* WHAT...The Minnesota Pollution Control Agency has issued an Air
Quality Alert for fine particle pollution. The Air Quality Index
(AQI) is expected to reach the Orange or Unhealthy for Sensitive
Groups category.

* WHERE...Southeast Minnesota.

* WHEN...From 10 PM CDT tonight through 3 PM CDT Friday.

* IMPACTS...Sensitive groups, such as people with lung disease
(including asthma), heart disease, and children and older adults, may
experience health effects.

* ADDITIONAL DETAILS...Northerly winds behind a cold front will bring
smoke from wildfires located north of the Canadian border in Ontario
and Manitoba into Minnesota. Heavy smoke is expected to arrive by
mid-morning on Thursday in southern Minnesota. Smoke will remain over
the area into Friday. During this time, fine particle levels are
expected to be in the Orange AQI category, a level that is considered
unhealthy for sensitive groups. Fine particle levels will begin to
improve Friday morning as southerly winds start moving the smoke out
of the state. By Friday afternoon, air quality should improve below
alert levels statewide.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Sensitive groups, such as people with lung disease (including
asthma), heart disease, and children and older adults, should limit
prolonged or heavy exertion.

For information on current air quality conditions in your area and to
sign up for daily air quality forecasts and alert notifications by
email, text message, phone, or the Minnesota Air mobile app, visit
https://www.pca.state.mn.us/air/current-air-quality. You can find
additional information about health and air quality at
https://www.pca.state.mn.us/air/why-you-should-care-air-quality-and-
health.

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
527 AM CDT Fri Jul 30 2021

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-311030-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
527 AM CDT Fri Jul 30 2021

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...TODAY AND TONIGHT

There is a chance for thunderstorms late tonight, mainly south of
Interstate 80. The primary threats are gusty winds and localized
flash flooding. The heaviest rain is anticipated south of highway
34 where rainfall rates could reach 1 to 2 inches per hour.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

Thunderstorms will continue out of Friday night into Saturday
morning mainly south of Interstate 80. The main threat from these
storms will be lightning and heavy rainfall. Isolated
thunderstorms will then be possible Saturday evening north of
Interstate 80 ahead of a cool front pushing into the area from
the north. Severe weather is not expected from these evening
storms.

.SPOTTER INFORMATION STATEMENT...

Spotters may be needed late tonight into early Saturday morning
across the far southern outlook area.

$$

Uttech/12

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
303 AM CDT Fri Jul 30 2021

WIZ046-047-051-052-056>060-062>072-310815-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
303 AM CDT Fri Jul 30 2021

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

.DAY ONE...Today and Tonight

A Beach Hazards Statement is in effect for Lake Michigan beaches
from Sheboygan county south to Kenosha county through 1 pm CDT this
afternoon. Life threatening waves and currents are expected. Stay
out of the water and away from dangerous areas like piers and
breakwalls.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

There is a chance of thunderstorms Saturday afternoon and evening.
One or two strong thunderstorms will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely not be needed.

$$

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
303 AM CDT Fri Jul 30 2021

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-310815-
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
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 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
303 AM CDT Fri Jul 30 2021

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

.DAY ONE...Today and Tonight

Gusty north to northeast winds will continue to diminish this
morning.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

There is a chance of thunderstorms Saturday into Saturday evening.

$$
www.weather.gov/mkx

Kavinsky

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
303 AM CDT Fri Jul 30 2021

LMZ643>646-310815-
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-
303 AM CDT Fri Jul 30 2021

This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect until 1 pm CDT this afternoon
for gusty northeast winds gradually diminishing, and lingering
high waves.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

There is a chance of thunderstorms Saturday afternoon and evening.

Gusty north to northeast winds and building waves may reach Small
Craft Advisory levels on Sunday.

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
253 AM CDT Fri Jul 30 2021

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-310800-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
253 AM CDT Fri Jul 30 2021 /353 AM EDT Fri Jul 30 2021/

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

.DAY ONE...Today and Tonight.

Weather hazards expected...

  High Swim Risk.

DISCUSSION...

Gusty northeasterly winds will produce high waves and dangerous
swimming conditions through the day along southern Lake Michigan
beaches.

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

Saturday Evening...
  Limited Thunderstorm Risk.
Sunday...
  High Swim Risk.


.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
253 AM CDT Fri Jul 30 2021

LMZ740>745-310800-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
253 AM CDT Fri Jul 30 2021

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...Today and Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.

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

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

$$

KJB

Visit us at http://weather.gov/chicago

Follow us on Facebook, Twitter, and Youtube at:
www.facebook.com/nwschicago
www.twitter.com/nwschicago
www.youtube.com/nwschicago

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
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE