2 products issued by NWS for: Park Forest IL
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 208 AM CDT Wed Aug 19 2026 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-200715- 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- 208 AM CDT Wed Aug 19 2026 /308 AM EDT Wed Aug 19 2026/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Early this Morning through Tonight. Weather hazards expected... Limited Fog Risk early this morning. Limited Thunderstorm Risk. Elevated Flooding Risk. DISCUSSION... Areas of shallow fog may become locally dense early this morning across portions of interior northern Illinois. A corridor of training thunderstorms may set up near and south of a Pontiac to Fowler line this afternoon into the evening. Primary hazards include gusty winds and torrential rainfall which may lead to flash flooding. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Friday and Saturday... Limited Thunderstorm Risk. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. GENERAL STORM MOTION OF THE DAY: Moving toward the east southeast around 20 mph. $$
Special Weather Statement
Special Weather Statement National Weather Service Chicago/Romeoville IL 530 AM CDT Wed Aug 19 2026 ILZ003>005-008-010>013-020-021-023-105>108-INZ001-002-010-011- 191300- Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-Kane-DuPage-Kendall- Grundy-Kankakee-Southern Cook-Northern Will-Southern Will- Eastern Will-Lake IN-Porter-Newton-Jasper- Including the cities of Rockford, Belvidere, Crystal Lake, Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon, DeKalb, Sycamore, Aurora, Elgin, Naperville, Wheaton, Downers Grove, Lombard, Carol Stream, Oswego, Yorkville, Plano, Morris, Coal City, Minooka, Kankakee, Bourbonnais, Bradley, Calumet City, Oak Forest, Lemont, Orland Park, Park Forest, Joliet, Bolingbrook, Plainfield, Mokena, Channahon, Manhattan, Wilmington, Crete, Peotone, Beecher, Gary, Hammond, Merrillville, Portage, Valparaiso, Chesterton, Roselawn, Kentland, Morocco, Rensselaer, and DeMotte 530 AM CDT Wed Aug 19 2026 ...Shallow Dense Fog Early This Morning... Shallow fog has developed early this morning across portions of the area outside of Chicago and may expand in coverage. Some fog has become locally dense, with visibilities down to one quarter mile or less, especially in low lying areas and near open fields. Conditions will gradually improve after sunrise. If traveling early this morning, be prepared for sudden reductions in visibility over short distances. Slow down, use low beam headlights and increase following distances in fog. Be especially cautious in school zones. $$ Petr