Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1142 PM EDT Sun Jun 28 2026
MIZ037>040-043>046-050>052-056>059-064>067-071>074-292200-
/O.CON.KGRR.XH.W.0001.260629T1800Z-260703T0000Z/
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Hart, Kalamazoo, Ionia, Alma, Big Rapids,
Charlotte, Baldwin, Clare, Grand Rapids, Fremont, Jackson,
Jenison, Reed City, Lansing, Greenville, St. Johns, Grand Haven,
Ludington, Mount Pleasant, Hastings, South Haven, Battle Creek,
Holland, and Muskegon
1142 PM EDT Sun Jun 28 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 2 PM MONDAY TO 8 PM
EDT THURSDAY...
* WHAT...Dangerously hot conditions with heat index values up to 105
expected.
* WHERE...Portions of central, south central, southwest, and west
central Michigan.
* WHEN...From 2 PM Monday to 8 PM EDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Northern Indiana
129 PM EDT Sun Jun 28 2026
INZ005>009-012>015-017-018-020-022>027-032>034-103-104-116-203-204-
216-MIZ078>081-177-277-OHZ001-002-004-005-015-016-024-025-291000-
/O.UPG.KIWX.XH.A.0001.260629T1800Z-260703T0000Z/
/O.NEW.KIWX.XH.W.0001.260629T1800Z-260703T0000Z/
Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-Pulaski-Marshall-
Fulton IN-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-
Wells-Adams-Grant-Blackford-Jay-Northern La Porte-Eastern St.
Joseph IN-Northern Kosciusko-Southern La Porte-Western St. Joseph
IN-Southern Kosciusko-Cass MI-St. Joseph MI-Branch-Hillsdale-
Northern Berrien-Southern Berrien-Williams-Fulton OH-Defiance-
Henry-Paulding-Putnam-Van Wert-Allen OH-
129 PM EDT Sun Jun 28 2026 /1229 PM CDT Sun Jun 28 2026/
...EXTREME HEAT WARNING IN EFFECT FROM 2 PM EDT /1 PM CDT/ MONDAY TO
8 PM EDT /7 PM CDT/ THURSDAY...
* WHAT...Extended period of dangerously hot conditions with heat
index values up to 105 possible during the afternoon and early
evening hours. Daily high temperatures in the 90s.
* WHERE...Portions of northern Indiana, southwest Michigan, and
northwest Ohio.
* WHEN...From 2 PM EDT /1 PM CDT/ Monday to 8 PM EDT /7 PM CDT/
Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Overnight lows in the mid-70s will offer
limited relief from the heat. Additionally, heat-related impacts
may be heightened due to cooler than normal temperatures these
past two weeks.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
&&
$$
Fisher
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
202 AM CDT Mon Jun 29 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-106>108-INZ001-002-
010-011-019-291715-
/O.CON.KLOT.HT.Y.0001.260629T1700Z-260702T0300Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-La
Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-Northern
Will-Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-
Benton-
Including the cities of Watseka, Joliet, Portage, Oregon,
Sycamore, Kentland, Fowler, Rochelle, Bradley, Channahon, DeKalb,
Bourbonnais, Fairbury, Bolingbrook, Crete, Gurnee, Peotone,
Valparaiso, Ottawa, Naperville, Streator, Woodstock, Plainfield,
Wilmington, Oswego, Pontiac, Gibson City, Roselawn, Crystal Lake,
Mundelein, Dixon, Wheaton, Gary, Hammond, Morocco, La Salle,
Morris, Plano, Aurora, Chesterton, Manhattan, DeMotte, Carol
Stream, Merrillville, Downers Grove, McHenry, Belvidere, Coal
City, Paxton, Oxford, Rensselaer, Elgin, Waukegan, Lombard,
Yorkville, Algonquin, Minooka, Mokena, Marseilles, Gilman,
Beecher, Mendota, Buffalo Grove, Dwight, Kankakee, Byron, and
Rockford
202 AM CDT Mon Jun 29 2026 /302 AM EDT Mon Jun 29 2026/
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON CDT /1 PM EDT/ TODAY TO
10 PM CDT /11 PM EDT/ WEDNESDAY...
* WHAT...Heat index values around 105 expected each afternoon
* WHERE...Portions of central, east central, north central, and
northeast Illinois and northwest Indiana.
* WHEN...From noon CDT /1 PM EDT/ today to 10 PM CDT /11 PM EDT/
Wednesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
&&
$$
Ratzer
URGENT - WEATHER MESSAGE
National Weather Service Cleveland OH
256 AM EDT Mon Jun 29 2026
OHZ003-006-017-291500-
/O.CON.KCLE.HT.Y.0003.260629T1600Z-260703T0000Z/
Lucas-Wood-Hancock-
Including the cities of Bowling Green, Toledo, Findlay, and
Perrysburg
256 AM EDT Mon Jun 29 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THURSDAY...
* WHAT...Heat index values up to 105 expected.
* WHERE...Hancock, Lucas, and Wood Counties.
* WHEN...From noon today to 8 PM EDT Thursday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Indianapolis IN
252 AM EDT Mon Jun 29 2026
INZ021-028>031-035>049-051>057-060>065-067>072-291500-
/O.CON.KIND.HT.Y.0001.260629T1600Z-260703T0000Z/
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-
Including the cities of Parker City, Bedford, Loogootee, Shoals,
Lafayette, Williamsport, Danville, Crawfordsville, Martinsville,
Mitchell, Rushville, Montezuma, Greensburg, Mooresville, Terre
Haute, Columbus, Seymour, Noblesville, Fairview Park, West
Lafayette, Zionsville, Shelburn, Lebanon, West Lebanon,
Winchester, Rockville, Farmersburg, Bloomfield, Bloomington,
Brownsburg, Attica, Flora, Shelbyville, Sullivan, Carmel,
Clinton, Veedersburg, Franklin, Worthington, Union City,
Greenwood, Spencer, Kokomo, Covington, Vincennes, Frankfort,
Fishers, Greencastle, Greenfield, North Vernon, Indianapolis,
Gosport, Muncie, Anderson, New Castle, Brazil, Washington,
Tipton, Linton, Rosedale, Nashville, Plainfield, Farmland,
Delphi, Carlisle, and Jasonville
252 AM EDT Mon Jun 29 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THURSDAY...
* WHAT...Heat index values up to 108 expected.
* WHERE...Portions of central, east central, north central, south
central, southeast, southwest, and west central Indiana.
* WHEN...From noon today to 8 PM EDT Thursday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
Ryan
URGENT - WEATHER MESSAGE
National Weather Service Wilmington OH
240 AM EDT Mon Jun 29 2026
INZ050-058-059-066-073>075-080-KYZ089>099-OHZ026-034-035-042>044-
051>053-060>062-070>072-077>081-291900-
/O.CON.KILN.HT.Y.0003.260629T1600Z-260703T0000Z/
Wayne-Fayette-Union-Franklin-Ripley-Dearborn-Ohio-Switzerland-
Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-Pendleton-
Bracken-Robertson-Mason-Hardin-Mercer-Auglaize-Darke-Shelby-Logan-
Miami-Champaign-Clark-Preble-Montgomery-Greene-Butler-Warren-
Clinton-Hamilton-Clermont-Brown-Highland-Adams-
Including the cities of Richmond, Greendale, Batesville,
Manchester, Mount Orab, Hidden Valley, Versailles, Downtown
Dayton, Eaton, Mount Repose, Connersville, Crittenden, West
Union, Franklin, Camden, Falmouth, Erlanger, Seaman, Aberdeen,
Osgood, Aurora, Dayton, Piqua, Oxford, Urbana, Wapakoneta,
Highland Heights, Xenia, Brooksville, Landen, Maysville, Mason,
Williamstown, Blanchester, Brookville, Carrollton, Dry Ridge,
Minster, Beavercreek, Hamilton, Mount Olivet, Ada, Liberty, Fort
Thomas, Withamsville, Middletown, Day Heights, Bellevue, Bright,
Kettering, Summerside, St. Marys, Augusta, Wilmington, Mount
Carmel, Hillsboro, Fairborn, Troy, Rising Sun, Independence,
Mulberry, New Bremen, Dillsboro, Butler, Peebles, Coldwater,
Burlington, Downtown Cincinnati, Fairfield, Celina, Greenville,
Warsaw, Owenton, Georgetown, Covington, Winchester, Vevay,
Florence, Tipp City, Lebanon, Oakbrook, Milan, West College
Corner, Milford, Springboro, Newport, Alexandria, Lawrenceburg,
Kenton, Greenfield, Ripley, Sidney, Bellefontaine, and
Springfield
240 AM EDT Mon Jun 29 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THURSDAY...
* WHAT...Heat index values up to 105 expected.
* WHERE...Portions of east central and southeast Indiana, northern
Kentucky, and south central, southwest, and west central Ohio.
* WHEN...From noon today to 8 PM EDT Thursday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in air-conditioned rooms, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
&&
$$
Extreme Heat Watch
URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
320 AM EDT Mon Jun 29 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-292015-
/O.CON.KDTX.XH.A.0001.260630T1600Z-260703T0000Z/
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-
Lapeer-St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-
Lenawee-Monroe-
Including the cities of Ann Arbor, Saginaw, Bad Axe, Owosso,
Flint, Adrian, Lapeer, Pontiac, Detroit, Midland, Bay City,
Sandusky, Caro, Howell, Port Huron, Monroe, and Warren
320 AM EDT Mon Jun 29 2026
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH THURSDAY EVENING...
* WHAT...Dangerously hot conditions with heat index values exceeding
105 degrees.
* WHERE...A portion of southeast Michigan.
* WHEN...From Tuesday afternoon through Thursday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Extended period of hot and humid conditions
expected Tuesday through at least Thursday. High temperatures
reaching the mid 90s to near 100 degrees. This will lead to heat
index values of 105 degrees or greater each day. Little relief
overnight with low temperatures each night in the low to mid 70s.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Monitor the latest forecasts and warnings for updates.
Check with local emergency management officials for information on
cooling center availability.
&&
$$
MR
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
324 AM EDT Mon Jun 29 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-300730-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
324 AM EDT Mon Jun 29 2026
This hazardous weather outlook is for southeast Michigan.
.DAY ONE...Today and Tonight
Increasingly hot and humid conditions develop today, with peak
afternoon heat indices reaching the mid to upper 90s.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday
An Extreme Heat Watch is in effect Tuesday afternoon through Thursday
evening. Conditions are favorable for heat indices to reach and
exceed 105 degrees each day. Hot and humid conditions will persist
into the upcoming weekend. Thunderstorm chances begin to increase
late in the week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
Hazardous Weather Outlook
National Weather Service Cleveland OH
257 AM EDT Mon Jun 29 2026
OHZ003-006-017-300700-
Lucas-Wood-Hancock-
257 AM EDT Mon Jun 29 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THURSDAY...
This Hazardous Weather Outlook is for northwest Ohio.
.DAY ONE...Today and tonight.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Heat Advisory.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Heat Advisory.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Indianapolis IN
251 AM EDT Mon Jun 29 2026
INZ021-028>031-035>049-051>057-060>065-067>072-301000-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby-
Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess-
Martin-Lawrence-Jackson-Jennings-
251 AM EDT Mon Jun 29 2026
This hazardous weather outlook is for central Indiana.
.DAY ONE...Today and Tonight.
Afternoon heat indices from 100 to 105 degrees are expected with
highs rising into the lower 90s.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Afternoon heat indices will continue above 100 degrees through much
of the this week.
Isolated to scattered mainly afternoon and evening thunderstorms
are possible beginning Thursday...increasing in coverage into this
weekend.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated at this time.
&&
More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind
$$
Ryan
Hazardous Weather Outlook
National Weather Service Wilmington OH
248 AM EDT Mon Jun 29 2026
INZ050-058-059-066-073>075-080-KYZ089>099-OHZ026-034-035-042>044-
051>053-060>062-070>072-077>081-300700-
Wayne-Fayette-Union-Franklin-Ripley-Dearborn-Ohio-Switzerland-
Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-Pendleton-Bracken-
Robertson-Mason-Hardin-Mercer-Auglaize-Darke-Shelby-Logan-Miami-
Champaign-Clark-Preble-Montgomery-Greene-Butler-Warren-Clinton-
Hamilton-Clermont-Brown-Highland-Adams-
248 AM EDT Mon Jun 29 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THURSDAY...
This Hazardous Weather Outlook is for east central Indiana,
southeast Indiana, northern Kentucky, south central Ohio, southwest
Ohio and west central Ohio.
.DAY ONE...Today and tonight.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Heat Advisory.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Heat Advisory.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
1115 PM CDT Sun Jun 28 2026
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-300415-
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-
1115 PM CDT Sun Jun 28 2026
This Hazardous Weather Outlook is for the open waters of Lake
Michigan.
.DAY ONE...Tonight
Scattered thunderstorms.
.DAYS TWO THROUGH SEVEN...Monday through Sunday
Areas of dense fog may occur at times due to a very warm and humid
airmass over the colder waters of Lake Michigan.
Daily chances for thunderstorms Tuesday through the end of the
week.
$$
www.weather.gov/mkx
