Hazardous Weather Outlook
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
454 FLUS43 KLOT 190921 HWOLOT Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 421 AM CDT Wed Jun 19 2024 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-200930- 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- 421 AM CDT Wed Jun 19 2024 /521 AM EDT Wed Jun 19 2024/ 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. Limited Excessive Heat Risk. DISCUSSION... Isolated to scattered thunderstorms are possible this afternoon with the highest storm coverage expected to be near and north of a Peru to Aurora to Evanston line. Thunderstorms may produce locally heavy downpours and gusty winds, but severe weather and flooding are unlikely. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Thursday through Saturday... Limited Thunderstorm Risk. Limited Excessive Heat Risk. Tuesday... Limited Thunderstorm Risk. DISCUSSION... Heat indices will largely be in the mid to upper 90s through Saturday, but may locally exceed 100 degrees at times. Intermittent thunderstorm chances are also forecasted through Saturday. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. GENERAL STORM MOTION OF THE DAY: Moving toward the northeast at 20-25 mph. $$ LMZ740>745-200930- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 421 AM CDT Wed Jun 19 2024 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Today and Tonight. Weather hazards expected... Limited Thunderstorm Risk. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Thursday through Saturday... Limited Thunderstorm Risk. Tuesday... Limited Thunderstorm Risk. $$ Ogorek Visit us at www.weather.gov/chicago Follow us on Facebook, Twitter, and Youtube at: www.facebook.com/nwschicago www.twitter.com/nwschicago www.youtube.com/nwschicago