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Weekly swim report · August 21, 2026

Iowa swim report

On August 21, 2026 the warmest USGS water reading in Iowa was 80°F at Beaver Slough at 3rd Street at Clinton, IA; no water-related NWS hazards are active.

Warmest water

The 5 warmest of 13 sensors reporting a water temperature in Iowa today. Station names open the official monitoring page.

  1. #180°F 27°C9 hrs ago
  2. #2
    Des Moines River at Ottumwa, IAUSGS gauge · 11,000 ft³/s
    79°F 26°C8 hrs ago
  3. #3
    Des Moines River at Keosauqua, IAUSGS gauge · 11,500 ft³/s
    79°F 26°C9 hrs ago
  4. #4
    Mississippi River at Clinton, IAUSGS gauge · 36,600 ft³/s
    79°F 26°C9 hrs ago
  5. #578°F 26°C8 hrs ago

Active hazards in Iowa

No water-related NWS hazards are active in Iowa right now. Checked live against the National Weather Service alert feed.

Where to swim in Iowa

The most-reviewed, well-rated water destinations in Iowa — check each one’s live conditions before you go.

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Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.