FLUS43 KLOT 230917 HWOLOT Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 417 AM CDT Sat Oct 23 2021 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- 417 AM CDT Sat Oct 23 2021 /517 AM EDT Sat Oct 23 2021/ This Hazardous Weather Outlook is for portions of North Central Illinois...Northeast Illinois and Northwest Indiana. .DAY ONE...Today and Tonight. Weather hazards expected... Elevated Frost and Freeze Risk this morning. Limited Frost Risk for interior NW Illinois tonight. DISCUSSION... The threat for frost and near-freezing temperatures will continue near and northwest of the I-55 corridor outside of Chicago this morning. Elsewhere, patchy frost is possible away from the lakefront. Additional patchy frost development is possible late tonight. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Sunday... Limited Flooding Risk. Limited Non Thunderstorm Wind Risk. Elevated Lakeshore Flood Risk. Monday... Limited Thunderstorm Risk. Limited Non Thunderstorm Wind Risk. Elevated Lakeshore Flood Risk. Tuesday morning... Limited Frost and or Freeze Risk. DISCUSSION: Widespread, soaking rain and strong easterly winds are becoming increasingly likely Sunday and Monday. Winds could gust as high as 40-45 mph near the immediate lakeshore Sunday evening into Monday. Rises in river and stream levels, some possibly significant, will occur. Flooding may occur on roadways near leaf-clogged sewer drains. Additionally, flooding of parks and trails immediately along the Lake Michigan shore may occur, particularly in Illinois, including the Chicago bike path. Finally, a few strong thunderstorms may occur south of US-24 Sunday evening. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight.
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