Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
312 AM CDT Sat Jul 12 2025
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-130815-
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-
312 AM CDT Sat Jul 12 2025 /412 AM EDT Sat Jul 12 2025/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Limited Thunderstorm Risk.
DISCUSSION...
An isolated thunderstorm or two is possible this afternoon,
primarily in northwest Indiana.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Tuesday night through Thursday...
Limited Thunderstorm Risk.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be necessary through tonight.
$$
Hazardous Weather Outlook
National Weather Service Lincoln IL
406 AM CDT Sat Jul 12 2025
ILZ027>031-036>038-040>056-061-130915-
Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean-Schuyler-
Mason-Logan-De Witt-Piatt-Champaign-Vermilion-Cass-Menard-Scott-
Morgan-Sangamon-Christian-Macon-Moultrie-Douglas-Coles-Shelby-
406 AM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for central Illinois, east
central Illinois and west central Illinois.
.DAY ONE...Today and tonight.
Isolated showers and storms are possible (20% chance) this afternoon.
The severe weather risk appears low at this time.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
There will be daily chances (20-60%) for storms through the upcoming
week with chances generally peaking in the afternoon and early
evening hours.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated through tonight.
$$
Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
403 AM CDT Sat Jul 12 2025
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-130930-
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-
403 AM CDT Sat Jul 12 2025
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
Area rivers are forecast to gradually rise today due to
widespread heavy rainfall over the last few days, including the
Mississippi, Wapsipinicon, North Skunk, English, and Iowa Rivers.
Please see the latest flood statements and flood warnings for
details.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
Area rivers are forecast to gradually rise over the next few days.
Please see the latest flood statements and flood warnings for
details.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
JTS
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
321 AM CDT Sat Jul 12 2025
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-130830-
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-
321 AM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for the open waters of Lake Michigan.
.DAY ONE...Today and Tonight
Scattered thunderstorms are expected this afternoon and early
evening.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Additional thunderstorms are possible midweek.
$$
www.weather.gov/mkx
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
321 AM CDT Sat Jul 12 2025
LMZ643>646-130830-
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-
321 AM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.
.DAY ONE...Today and Tonight
Scattered thunderstorms are expected this afternoon and early
evening.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Additional thunderstorms are possible midweek.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
321 AM CDT Sat Jul 12 2025
WIZ046-047-051-052-056>060-062>072-130830-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
321 AM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.
.DAY ONE...Today and Tonight
Scattered thunderstorms possible this afternoon, especially east
of I-39/90. Cloud to ground lightning is main hazard, but cannot
rule out isolated gusty winds and small hail.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Additional thunderstorms are possible midweek.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Northern Indiana
418 AM EDT Sat Jul 12 2025
INZ005>009-012>015-017-018-020-022>027-032>034-103-104-116-203-204-
216-MIZ078>081-177-277-OHZ001-002-004-005-015-016-024-025-130830-
Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-Pulaski-Marshall-
Fulton IN-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-
Wells-Adams-Grant-Blackford-Jay-Northern La Porte-
Eastern St. Joseph IN-Northern Kosciusko-Southern La Porte-
Western St. Joseph IN-Southern Kosciusko-Cass MI-St. Joseph MI-
Branch-Hillsdale-Northern Berrien-Southern Berrien-Williams-
Fulton OH-Defiance-Henry-Paulding-Putnam-Van Wert-Allen OH-
418 AM EDT Sat Jul 12 2025 /318 AM CDT Sat Jul 12 2025/
This Hazardous Weather Outlook is for northern Indiana, southwest
Michigan and northwest Ohio.
.DAY ONE...Today and tonight.
Scattered thunderstorms are expected to develop today into tonight,
and should be greatest in coverage between 3 PM and 9 PM EDT. A few
storms could be severe, especially roughly along and east of the
Interstate 69 corridor. Isolated damaging wind gusts and locally
heavy rainfall are the greatest threats.
Heat indices may reach into the 95 to 100 degree range this afternoon
across northeast Indiana into northwest Ohio.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
There are periodic chances of thunderstorms for much of the late
Tuesday through Friday timeframe.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be needed this afternoon and evening.
$$
Hazardous Weather Outlook
National Weather Service Northern Indiana
418 AM EDT Sat Jul 12 2025
LMZ043-046-130830-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
418 AM EDT Sat Jul 12 2025
This Hazardous Weather Outlook is for the nearshore waters of
southeastern Lake Michigan.
.DAY ONE...Today and tonight.
There is a chance of thunderstorms today into early this evening.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
There are periodic chances of thunderstorms for much of the late
Tuesday through Friday timeframe.
$$
Hazardous Weather Outlook
National Weather Service Indianapolis IN
352 AM EDT Sat Jul 12 2025
INZ021-028>031-035>049-051>057-060>065-067>072-130800-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby-
Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess-
Martin-Lawrence-Jackson-Jennings-
352 AM EDT Sat Jul 12 2025
This hazardous weather outlook is for central Indiana.
.DAY ONE...Today and Tonight.
Scattered to numerous thunderstorms will move across central Indiana,
especially this afternoon into early evening. A few storms may become
severe this afternoon, with damaging winds the primary severe threat.
Lightning, small hail, and heavy rain are possible with any
thunderstorm.
Heat indices near 100 degrees are possible this afternoon, mainly
across eastern and southern portions of the area.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Thunderstorms are possible at times Sunday into next week.
Lightning and locally heavy rain will be the primary threats with
storms into next week.
.SPOTTER INFORMATION STATEMENT...
There is a low chance for spotter activation this afternoon. Spotters
are encouraged to report any strong winds and heavy rain today.
&&
More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind
$$
Hazardous Weather Outlook
National Weather Service Grand Rapids MI
352 AM EDT Sat Jul 12 2025
LMZ844>849-MIZ037>040-043>046-050>052-056>059-064>067-071>074-
130800-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-Mason-Lake-
Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-Montcalm-
Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-Ingham-
Van Buren-Kalamazoo-Calhoun-Jackson-
352 AM EDT Sat Jul 12 2025
This hazardous weather outlook is for portions of southwest Lower
Michigan and the nearshore waters from St Joseph to Manistee.
.DAY ONE...Today and Tonight
There is a marginal to slight risk of severe weather this
afternoon. THe main threat is isolated damaging thunderstorm
winds.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Strong thunderstorms are possible Thursday,
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be needed this afternoon.
$$
