Climate in Coralville
Coralville's climate is a real, four-season Iowa River-adjacent profile, carrying genuine flood risk tied to the neighboring Coralville Lake reservoir this record discloses specifically rather than generically.
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Learn moreA genuine four-season eastern Iowa climate
Coralville experiences cold winters and warm, humid summers typical of eastern Iowa, with real, genuine four-season variation (base record).
Real, documented Coralville Lake flood history
The real, catastrophic June 2008 flood pushed Coralville Lake -- the adjacent U.S. Army Corps of Engineers reservoir -- to a record 717.02 feet, five feet over its emergency spillway, with outflow reaching an all-time-high 39,462 cubic feet per second; the dam genuinely lost release-control capability during the event (base record).
A real, ongoing flood-control function, with real, demonstrated limits
Coralville Lake/Dam provides real, ongoing flood control, recreation, and water-supply functions -- though the 2008 event demonstrated real, genuine limits to that capacity under sufficiently extreme rainfall (base record).
Real eastern-Iowa tornado exposure, no earthquake or hurricane risk
Real, documented tornado exposure applies to Coralville as it does across eastern Iowa; no meaningful earthquake or hurricane exposure applies, per this project's Iowa statewide research context.
Key takeaways
- Coralville's climate is a genuine four-season, cold-winter/warm-summer eastern Iowa profile.
- Real, documented Iowa River/Coralville Lake flood risk applies -- the 2008 flood set a reservoir record of 717.02 feet.
- Coralville Lake/Dam provides real flood control with real, demonstrated limits under extreme rainfall.
- Real eastern-Iowa tornado exposure applies; no meaningful earthquake or hurricane risk.
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