Can I swim here today?
Live water temperature and flow from the nearest USGS gauge, plus a plain-English safety read for any river, creek, or waterfall.
1
Search a spot
Find a river, creek, waterfall, lake, or beach by name or place.
2
See live conditions
We pull the latest water temp from the nearest USGS gauge or NOAA buoy.
3
Get a clear read
A plain-English verdict — comfortable, cool, or cold-shock risk — plus a safety checklist.
Live readings come from USGS river gauges and NOAA buoys (Great Lakes and coasts); where there’s no nearby sensor we show the safety checklist. Planning a trip? See our water-safety guides.