River Conditions. Most recent water temperature (5/17/2020): 50ºF/10ºC. The Narrows closes when the flow rate is over 150 cubic feet per second (CFS), or during spring snowmelt. The Narrows also closes when a Flash Flood Warning is issued by the National Weather Service, and remains closed for two hours after the warning is lifted. Check the weather before you head into a narrow canyon. Flash floods are always possible.
[{"major_rivers": "n/a", "swimming_allowed": "n/a", "size": "n/a"}]
[{"major_rivers": "n/a", "swimming_allowed": "n/a", "size": "n/a"}]