Hazardous Weather Outlook
Issued by NWS Quad Cities, IA IL
Issued by NWS Quad Cities, IA IL
918 FLUS43 KDVN 182007 HWODVN Hazardous Weather Outlook National Weather Service Quad Cities IA IL 307 PM CDT Tue Jun 18 2024 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-191100- Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson- Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson- Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll- Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson- Warren-Hancock-McDonough-Scotland-Clark- 307 PM CDT Tue Jun 18 2024 This Hazardous Weather Outlook is for portions of north central Illinois...northwest Illinois...west central Illinois...east central Iowa...northeast Iowa...southeast Iowa and northeast Missouri. .DAY ONE...THIS AFTERNOON AND TONIGHT A Heat Advisory remains in effect for the entire outlook area through 8 pm this evening. Heat indices of 95 to around 100 are expected. Tonight, a line of scattered thunderstorms will push into the northwest half of the outlook area mainly after midnight and into early Wednesday morning. While severe storms are not expected, gusty winds and heavy rainfall are possible with any stronger storm. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY Wednesday, the Storm Prediction Center has a Marginal Risk (Level 1 of 5) of severe weather for much of eastern Iowa and northwest Illinois. Isolated strong gusty winds and lightning are the main threats. Locally heavy rainfall and ponding water also are possible. Periodic rounds of showers and thunderstorms are possible through the weekend. It is too early to determine the severe potential or rain amounts. In between the storms, hot and humid conditions will occur. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated tonight. There is a chance that spotter activation may be needed Wednesday afternoon and evening. GENERAL STORM MOTION OF THE DAY: East to northeast at 30 MPH. $$ 12