One product issued by NWS for: Sterling IL
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Quad Cities IA IL 429 AM CDT Sun May 17 2026 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-181100- 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- 429 AM CDT Sun May 17 2026 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 Isolated to scattered thunderstorms will move across portions of the Outlook Area this morning. There is a low chance that these storms can produce gusty winds. A better chance for more thunderstorms will occur after midnight tonight and into early Monday morning. Some of these storms may be able to produce damaging winds as they move across the area. Most of the Outlook Area is in a Level 1 out of 5 Risk for severe storms tonight. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY There will be another threat for strong to severe storms across the Outlook Area Monday night. All types of severe weather will be possible during this period, with damaging winds again the primary concern. There is a Level 3 out of 5 Risk for severe storms generally west of a line from Cedar Rapids to Mount Pleasant, Iowa. The rest of the area is in a Level 2 or Slight Risk for severe weather Monday night. .SPOTTER INFORMATION STATEMENT... There is a chance that spotter activation will be needed today and especially later tonight. Spotter activation may be needed again Monday night. $$ 12