A huge basin of rainwater and snowmelt dammed by Alaska’s Mendenhall Glacier has started to release, sending a potentially ...

A water basin in Alaska is overflowing its ice dam, the Mendenhall Glacier, and flooding the state capital, Juneau. Experts ...

Alaska's capital of Juneau faced record floodwaters due to rainwater and snowmelt flowing downstream from a basin dammed by ...

This year, a giant wall of reinforced sandbags erected with the help of the U.S. Army Corps of Engineers held back the worst ...

New sandbag-style barriers installed along a river in Alaska’s capital city held back record levels of flooding and prevented ...

Sections of Alaska’s capital city are bracing for the arrival of what could be record floodwaters due to rainwater and ...

The ice dams can build up all winter long, though, so keep an eye out for them at all times. If you notice one beginning to form, remove it or try to keep it from getting any bigger.

An ice dam is a ridge of ice that forms at the edge of a roof caused by uneven surface temperatures across your roof. These dams can cause big problems with leaking in your home.

Remember that ice dams originate in roof valleys and eaves, where the lower temperature freezes fresh snow melt. This means that you don't need to attack the entire roof of snow.

After warning residents to prepare to evacuate, Alaska officials confirmed water from the ice dam was flowing downstream, ...