Some peaks have snow on them year-around. Get the forecast for today, tonight & tomorrow's weather for Yellowstone Lake, WY. You can explore the West Thumb area where hot spots and fumaroles abound and seem to contradict the coldness of the lake. Spring (April to early June) can be a magnificent time in Yellowstone. Winter in Yellowstone can be long, brutally cold, and incredibly harsh. Parts of Northeast socked by waist-deep snow. It is 32 km (20 miles) long, 23 km (14 miles) wide, covering 350 square meters (136 square miles). Yellowstone Lake has the largest population of wild cutthroat trout in North America. Composite/Deposit Photos. The lake covers approximately 455 acres, and is relatively shallow with a maximum depth of 21 feet. The water was dark and murky, so Skerry needed a lot of lighting to show a 26-foot spire. Wesley Fryer. The lake usually thaws in late May or early June. The mud volcano and sulfur caldron areas, north of Yellowstone Lake, comprise the most acidic section of Yellowstone National Park. Temperatures still range between a cold low of 10°F (-12°C) and a chilly high of 39°F (4°C). 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years); Updated June 11, 2020 - USGS water-resources … Spring Weather. Yellowstone Lake State … The black box shows the location of map in Figure 2. Yellowstone Lake has the largest population of wild cutthroat trout in North America. Those lapping waves, that deep blue water: North American’s largest highest-altitude lake definitely makes for a refreshing backdrop. But s pring can be a good time to visit Yellowstone because the crowds are few and there are wild animal babies everywhere. It begins on Younts Peak, WY, flows northwest through Yellowstone Lake… Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).Updated September 18, 2020 - USGS water-resources monitoring activities were restored effective August 17, 2020 at the following site:. Yellowstone Lake has 180 km (110 miles) of shoreline. July and August temperatures at Yellowstone Lake barely climb into the low 70s on even the hottest days. But think twice before you dive into its depths for a photo: The water temperature usually hovers between 40°F and 50°F. Get the monthly weather forecast for Yellowstone Lake, WY, including daily high/low, historical averages, to help you plan ahead. Yellowstone Lake freezes over completely every winter in late December or early January, with ice thicknesses varying from a few inches to more than two feet. Because the Hebgen Dam was built in 1914 for the purpose to store water to regulate flows downriver when needed, Hebgen Lake is technically a reservoir. 1954 by damming the Yellowstone River. Yellowstone Lake is the largest body of water in Yellowstone National Park. A climate … The first area you can swim in Yellowstone is at Boiling River near Mammoth. Yellowstone National Park The Boling River, Yellowstone National Park. The Rivers Yellowstone River. Daily discharge, cubic feet per second -- statistics for Dec 17 based on 95 water years of record more; Min (2009) 25th percen-tile Most Recent Instantaneous Value Dec 17 Median Mean 75th percen-tile Max (1984) 750: 1200: 1330: 1340: 1360: 1510: 2100 Yellowstone Lake • In the heart of Yellowstone Park is a giant blue gem called Yellowstone Lake, not a very imaginative name, but appropriate. The overpowering stench of hydrogen sulfide filled the air. 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