Hazardous Weather Outlook
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
556 FLUS43 KLOT 220235 HWOLOT Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 935 PM CDT Fri Jun 21 2024 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-230245- 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- 935 PM CDT Fri Jun 21 2024 /1035 PM EDT Fri Jun 21 2024/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Tonight. Weather hazards expected... Limited Thunderstorm Risk Limited Fog Risk near Lake Michigan. DISCUSSION... There is a slight chance of thunderstorms north of I-88. Patchy fog could drift inland from Lake Michigan, especially along the IL shoreline, overnight. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Saturday... Elevated Flooding Risk. Elevated Thunderstorm Risk...with an associated: Level 2 of 5 Severe Thunderstorm Risk. Sunday... Limited Thunderstorm Risk. Tuesday... Limited Flooding Risk. Limited Thunderstorm Risk. Elevated Excessive Heat Risk. Wednesday... Limited Thunderstorm Risk. DISCUSSION... Peak afternoon heat indices in the 95 to 100 degree range along with thunderstorm chances will continue on Saturday. A few storms could be strong to severe Saturday afternoon and evening. .SPOTTER INFORMATION STATEMENT... Spotters activation will not be needed through tonight. GENERAL STORM MOTION OF THE DAY: Moving toward the east-northeast at 35 mph. $$ LMZ740>745-230245- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 935 PM CDT Fri Jun 21 2024 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Tonight. Weather hazards expected... Limited Thunderstorm Risk. Elevated Fog Risk. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Saturday... Hazardous conditions for small craft are likely. Elevated Thunderstorm Risk...with an associated: Level 2 of 5 Severe Thunderstorm Risk. Tuesday and Wednesday... Limited Thunderstorm Risk. $$ Yack 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