The glacial dam release is believed to have flowed under Lituya Glacier and into Lituya Bay back in August.
"jökulhlaup"
Juneau’s Mendenhall Lake and River flood for the 3rd time this summer
This is at least the third time that both the lake and river flooded this summer. Heavy rains drove up lake levels to 10.2 feet on August 10.
National Weather Service issues flood warning for Mendenhall Lake and River
Water is draining under the glacier and will cause the Mendenhall Lake and River to rise over the next 24 hours, cresting Friday evening.
A big Mendenhall jökulhlaup could happen anytime, but scientists say it’s hard to know how big
Water is already spilling over the ice dam, and the lake below the glacier is approaching flood stage from rain water.
Flood warning cancelled after Saturday’s jökulhlaup releases water into Mendenhall lake and river
National Weather Service says Mendenhall Lake and Mendenhall River water levels crested at 8.62 feet late Sunday, a little earlier than expected and just below minor flood stage
Jökulhlaup watch: Scientists, Juneau officials waiting for Suicide Basin’s glacial dam release
There’s enough water in Suicide Basin to fill an estimated 10,000 Olympic-sized swimming pools. This year, as in previous years, that water could eventually flow under Mendenhall Glacier and flood Mendenhall Lake and Mendenhall River.
Jökulhlaup raises Taku River levels; Suicide Basin release likely in next few weeks
The rising water level will bring more debris and much colder water. “So, if you were to perhaps fall in the river, there would be more risk of hypothermia,” said Nicole Ferrin of the National Weather Service.
Another jökulhlaup is underway
A jökulhlaup from Suicide Basin above Mendenhall Glacier started Sunday.
Suicide Basin jökulhlaup underway
The National Weather Service has issued a flood warning until Saturday morning for Mendenhall River and surrounding area.
Weather service reports possible jökulhlaup on Taku River
People along the river should be wary of debris flowing into Taku Inlet and especially cold water temperatures.