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Home Return to list Severe Thunderstorm Watch 0574 Issued by the Chicago Forecast Office
Action: New Issued At: 2026-08-12 06:42:39 609 WWUS63 KLOT 121142 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 642 AM CDT WED AUG 12 2026 ILC037-053-063-075-091-093-099-103-105-197-INC007-111-121800- /O.NEW.KLOT.SV.A.0574.260812T1142Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 574 IN EFFECT UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS GRUNDY KANKAKEE KENDALL WILL IN INDIANA THIS WATCH INCLUDES 2 COUNTIES IN NORTHWEST INDIANA BENTON NEWTON THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS, COAL CITY, DEKALB, DIXON, DWIGHT, FAIRBURY, FOWLER, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, KENTLAND, LA SALLE, MARSEILLES, MENDOTA, MINOOKA, MOROCCO, MORRIS, OSWEGO, OTTAWA, OXFORD, PAXTON, PLANO, PONTIAC, ROSELAWN, STREATOR, SYCAMORE, WATSEKA, WILMINGTON, AND YORKVILLE. $$ Action: Continued Issued At: 2026-08-12 08:30:12 346 WWUS63 KLOT 121329 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 829 AM CDT WED AUG 12 2026 ILC031-043-089-INC073-089-127-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON IN ILLINOIS THIS WATCH INCLUDES 3 COUNTIES IN NORTHEAST ILLINOIS COOK DUPAGE KANE IN INDIANA THIS WATCH INCLUDES 3 COUNTIES IN NORTHWEST INDIANA JASPER LAKE IN PORTER THIS INCLUDES THE CITIES OF AURORA, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE, DOWNERS GROVE, ELGIN, EVANSTON, GARY, HAMMOND, LEMONT, LOMBARD, MERRILLVILLE, NAPERVILLE, OAK LAWN, ORLAND PARK, PARK FOREST, PORTAGE, RENSSELAER, SCHAUMBURG, VALPARAISO, AND WHEATON. $$ LMZ741>745-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS 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 $$ ILC037-053-063-075-091-093-099-103-105-197-INC007-111-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS GRUNDY KANKAKEE KENDALL WILL IN INDIANA THIS WATCH INCLUDES 2 COUNTIES IN NORTHWEST INDIANA BENTON NEWTON THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS, COAL CITY, DEKALB, DIXON, DWIGHT, FAIRBURY, FOWLER, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, KENTLAND, LA SALLE, MARSEILLES, MENDOTA, MINOOKA, MOROCCO, MORRIS, OSWEGO, OTTAWA, OXFORD, PAXTON, PLANO, PONTIAC, ROSELAWN, STREATOR, SYCAMORE, WATSEKA, WILMINGTON, AND YORKVILLE. $$ Action: Area Extended Issued At: 2026-08-12 08:30:12 346 WWUS63 KLOT 121329 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 829 AM CDT WED AUG 12 2026 ILC031-043-089-INC073-089-127-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON IN ILLINOIS THIS WATCH INCLUDES 3 COUNTIES IN NORTHEAST ILLINOIS COOK DUPAGE KANE IN INDIANA THIS WATCH INCLUDES 3 COUNTIES IN NORTHWEST INDIANA JASPER LAKE IN PORTER THIS INCLUDES THE CITIES OF AURORA, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE, DOWNERS GROVE, ELGIN, EVANSTON, GARY, HAMMOND, LEMONT, LOMBARD, MERRILLVILLE, NAPERVILLE, OAK LAWN, ORLAND PARK, PARK FOREST, PORTAGE, RENSSELAER, SCHAUMBURG, VALPARAISO, AND WHEATON. $$ LMZ741>745-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS WILMETTE HARBOR TO NORTHERLY ISLAND IL NORTHERLY ISLAND TO CALUMET HARBOR IL CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ ILC037-053-063-075-091-093-099-103-105-197-INC007-111-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS GRUNDY KANKAKEE KENDALL WILL IN INDIANA THIS WATCH INCLUDES 2 COUNTIES IN NORTHWEST INDIANA BENTON NEWTON THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS, COAL CITY, DEKALB, DIXON, DWIGHT, FAIRBURY, FOWLER, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, KENTLAND, LA SALLE, MARSEILLES, MENDOTA, MINOOKA, MOROCCO, MORRIS, OSWEGO, OTTAWA, OXFORD, PAXTON, PLANO, PONTIAC, ROSELAWN, STREATOR, SYCAMORE, WATSEKA, WILMINGTON, AND YORKVILLE. $$ Action: Area Extended Issued At: 2026-08-12 08:30:12 346 WWUS63 KLOT 121329 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 829 AM CDT WED AUG 12 2026 ILC031-043-089-INC073-089-127-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON IN ILLINOIS THIS WATCH INCLUDES 3 COUNTIES IN NORTHEAST ILLINOIS COOK DUPAGE KANE IN INDIANA THIS WATCH INCLUDES 3 COUNTIES IN NORTHWEST INDIANA JASPER LAKE IN PORTER THIS INCLUDES THE CITIES OF AURORA, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE, DOWNERS GROVE, ELGIN, EVANSTON, GARY, HAMMOND, LEMONT, LOMBARD, MERRILLVILLE, NAPERVILLE, OAK LAWN, ORLAND PARK, PARK FOREST, PORTAGE, RENSSELAER, SCHAUMBURG, VALPARAISO, AND WHEATON. $$ LMZ741>745-121800- /O.EXA.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 574 TO INCLUDE THE FOLLOWING AREAS UNTIL 1 PM CDT THIS AFTERNOON THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS 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 $$ ILC037-053-063-075-091-093-099-103-105-197-INC007-111-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS GRUNDY KANKAKEE KENDALL WILL IN INDIANA THIS WATCH INCLUDES 2 COUNTIES IN NORTHWEST INDIANA BENTON NEWTON THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS, COAL CITY, DEKALB, DIXON, DWIGHT, FAIRBURY, FOWLER, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, KENTLAND, LA SALLE, MARSEILLES, MENDOTA, MINOOKA, MOROCCO, MORRIS, OSWEGO, OTTAWA, OXFORD, PAXTON, PLANO, PONTIAC, ROSELAWN, STREATOR, SYCAMORE, WATSEKA, WILMINGTON, AND YORKVILLE. $$ Action: Cancelled Issued At: 2026-08-12 10:52:17 986 WWUS63 KLOT 121551 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1051 AM CDT WED AUG 12 2026 ILC031-037-043-053-063-075-089-091-093-099-103-105-197-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN ILLINOIS THIS CANCELS 13 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS COOK DUPAGE GRUNDY KANE KANKAKEE KENDALL WILL THIS INCLUDES THE CITIES OF AURORA, BOLINGBROOK, BOURBONNAIS, CAROL STREAM, CHICAGO, COAL CITY, DEKALB, DIXON, DOWNERS GROVE, DWIGHT, ELGIN, EVANSTON, FAIRBURY, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, LA SALLE, LEMONT, LOMBARD, MARSEILLES, MENDOTA, MINOOKA, MORRIS, NAPERVILLE, OAK LAWN, ORLAND PARK, OSWEGO, OTTAWA, PARK FOREST, PAXTON, PLANO, PONTIAC, SCHAUMBURG, STREATOR, SYCAMORE, WATSEKA, WHEATON, WILMINGTON, AND YORKVILLE. $$ LMZ741-742-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS WILMETTE HARBOR TO NORTHERLY ISLAND IL NORTHERLY ISLAND TO CALUMET HARBOR IL $$ INC007-073-089-111-127-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ Action: Continued Issued At: 2026-08-12 10:52:17 986 WWUS63 KLOT 121551 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1051 AM CDT WED AUG 12 2026 ILC031-037-043-053-063-075-089-091-093-099-103-105-197-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN ILLINOIS THIS CANCELS 13 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS COOK DUPAGE GRUNDY KANE KANKAKEE KENDALL WILL THIS INCLUDES THE CITIES OF AURORA, BOLINGBROOK, BOURBONNAIS, CAROL STREAM, CHICAGO, COAL CITY, DEKALB, DIXON, DOWNERS GROVE, DWIGHT, ELGIN, EVANSTON, FAIRBURY, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, LA SALLE, LEMONT, LOMBARD, MARSEILLES, MENDOTA, MINOOKA, MORRIS, NAPERVILLE, OAK LAWN, ORLAND PARK, OSWEGO, OTTAWA, PARK FOREST, PAXTON, PLANO, PONTIAC, SCHAUMBURG, STREATOR, SYCAMORE, WATSEKA, WHEATON, WILMINGTON, AND YORKVILLE. $$ LMZ741-742-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS WILMETTE HARBOR TO NORTHERLY ISLAND IL NORTHERLY ISLAND TO CALUMET HARBOR IL $$ INC007-073-089-111-127-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ Action: Continued Issued At: 2026-08-12 10:52:17 986 WWUS63 KLOT 121551 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1051 AM CDT WED AUG 12 2026 ILC031-037-043-053-063-075-089-091-093-099-103-105-197-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN ILLINOIS THIS CANCELS 13 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS COOK DUPAGE GRUNDY KANE KANKAKEE KENDALL WILL THIS INCLUDES THE CITIES OF AURORA, BOLINGBROOK, BOURBONNAIS, CAROL STREAM, CHICAGO, COAL CITY, DEKALB, DIXON, DOWNERS GROVE, DWIGHT, ELGIN, EVANSTON, FAIRBURY, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, LA SALLE, LEMONT, LOMBARD, MARSEILLES, MENDOTA, MINOOKA, MORRIS, NAPERVILLE, OAK LAWN, ORLAND PARK, OSWEGO, OTTAWA, PARK FOREST, PAXTON, PLANO, PONTIAC, SCHAUMBURG, STREATOR, SYCAMORE, WATSEKA, WHEATON, WILMINGTON, AND YORKVILLE. $$ LMZ741-742-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS WILMETTE HARBOR TO NORTHERLY ISLAND IL NORTHERLY ISLAND TO CALUMET HARBOR IL $$ INC007-073-089-111-127-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ Action: Cancelled Issued At: 2026-08-12 10:52:17 986 WWUS63 KLOT 121551 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1051 AM CDT WED AUG 12 2026 ILC031-037-043-053-063-075-089-091-093-099-103-105-197-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN ILLINOIS THIS CANCELS 13 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS COOK DUPAGE GRUNDY KANE KANKAKEE KENDALL WILL THIS INCLUDES THE CITIES OF AURORA, BOLINGBROOK, BOURBONNAIS, CAROL STREAM, CHICAGO, COAL CITY, DEKALB, DIXON, DOWNERS GROVE, DWIGHT, ELGIN, EVANSTON, FAIRBURY, GIBSON CITY, GILMAN, JOLIET, KANKAKEE, LA SALLE, LEMONT, LOMBARD, MARSEILLES, MENDOTA, MINOOKA, MORRIS, NAPERVILLE, OAK LAWN, ORLAND PARK, OSWEGO, OTTAWA, PARK FOREST, PAXTON, PLANO, PONTIAC, SCHAUMBURG, STREATOR, SYCAMORE, WATSEKA, WHEATON, WILMINGTON, AND YORKVILLE. $$ LMZ741-742-121700- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS WILMETTE HARBOR TO NORTHERLY ISLAND IL NORTHERLY ISLAND TO CALUMET HARBOR IL $$ INC007-073-089-111-127-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT /2 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121800- /O.CON.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ SEVERE THUNDERSTORM WATCH 574 REMAINS VALID UNTIL 1 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ Action: Cancelled Issued At: 2026-08-12 11:45:48 467 WWUS63 KLOT 121645 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1145 AM CDT WED AUG 12 2026 INC007-073-089-111-127-121745- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN INDIANA THIS CANCELS 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121745- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ Action: Cancelled Issued At: 2026-08-12 11:45:48 467 WWUS63 KLOT 121645 WCNLOT WATCH COUNTY NOTIFICATION FOR WATCH 574 NATIONAL WEATHER SERVICE CHICAGO IL 1145 AM CDT WED AUG 12 2026 INC007-073-089-111-127-121745- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS IN INDIANA THIS CANCELS 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY, HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE, RENSSELAER, ROSELAWN, AND VALPARAISO. $$ LMZ743>745-121745- /O.CAN.KLOT.SV.A.0574.000000T0000Z-260812T1800Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 574 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS CALUMET HARBOR IL TO GARY IN GARY TO BURNS HARBOR IN BURNS HARBOR TO MICHIGAN CITY IN $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||