Hazardous Weather Outlook
Issued by NWS Quad Cities, IA IL
Issued by NWS Quad Cities, IA IL
942 FLUS43 KDVN 221402 HWODVN Hazardous Weather Outlook National Weather Service Quad Cities IA IL 902 AM CDT Sat Jun 22 2024 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-231415- 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- 902 AM CDT Sat Jun 22 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...TODAY AND TONIGHT Hot and humid conditions are expected once again today, particularly for areas along and south of Interstate 80. Heat index values between 95 to 100 degrees will be possible, and a Heat Advisory has been issued for these locations. Chances of thunderstorms will increase today, especially along a cold front that will pass through the area late this afternoon through the evening hours. Strong to severe storms are possible, with damaging winds and tornadoes being the main threats. Initial storms will develop along Highway 20 during the mid afternoon as a disconnected line of supercell thunderstorms, growing upscale into a line as it approaches the Quad Cities early this evening. The entire outlook area remains in a Slight Risk, or level 2 of 5, for severe weather today. Additionally, heavy rainfall from these storms could produce localized flash flooding, especially for urban and poorly drained areas. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY Thunderstorm chances return for Tuesday and Tuesday night. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed late this afternoon through the evening hours. GENERAL STORM MOTION OF THE DAY: Towards the southeast around 30 to 40 mph this afternoon and evening. $$ Gunkel/JTS