Can you swim here today?
East Johnson Creek
Illinois · River
Use caution — an official advisory is in effect
Use cautionAs of August 21, 2026, the water temperature at East Johnson Creek is 79°F (26°C), measured by USGS gauge 05420400, 11.9 miles away.
Use caution — an official advisory is in effect: a Severe Thunderstorm Watch is in effect for Clinton, IA; Dubuque, IA; Jackson, IA; Scott, IA; Bureau, IL; Carroll, IL; Henry, IL and other areas.
- A Severe Thunderstorm Watch is in effect for Clinton, IA; Dubuque, IA; Jackson, IA; Scott, IA; Bureau, IL; Carroll, IL; Henry, IL and other areas. — NWS Quad Cities IA IL
- Water temperature is 79°F, within the comfortable 70–86°F range. — USGS gauge 05420400, as of Aug 21, 2:30 PM gauge-local time
No official beach-advisory feed for Illinois yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge MISSISSIPPI RIVER AT DAM 13 NEAR FULTON, IL (11.9 mi away), as of Aug 21, 2:30 PM gauge-local time.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
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.