The river crested at 13.73 feet at Pohono Bridge, rising 4 feet above flood stage and inundating campgrounds, meadows and roadways. River Gages: In addition to weather stations and snow courses, there are seven automated river gages: five of those are operated by the U.S. Geological Survey (USGS), one by Hetch Hetchy Water and Power (HHWP), and one by Merced Irrigation District (MID). The Yosemite rafting season varies from year to year and depends on factors such as the depth of the rivers, the temperature of the water and the seasonal snowmelt. The eggs hatch in a week or so. When the normal 11-mile 1/2 day trip section of the Merced river becomes too low to raft as the snow melt slows, we move our 1/2 day trips down to “the Gorge”…a 5-mile narrow, scenic section of the river from Briceburg to Railroad Flat. Visitors to Yosemite National Park are being told to stay away from the water. The ski slopes are usually open until the end of March, depending on the conditions. One recreation benefit includes floating the Merced River between Stoneman Bride and Sentinel Beach. The Merced River is a river in central California that is fed by the snowmelt within Yosemite National Park. 12.5 Feet: Northside Drive and Southside Drive, which are the major roads in Yosemite Valley, become flooded and are closed to traffic. 08-06-20 Daily Conditions Report Weather Report0806. Yosemite National Park public information officer Jamie Richards updates the status of the Merced River water level in Yosemite Valley on Sunday, Jan. 8, 2017. Protected as a National Wild and Scenic River by Congress in 1987, the Merced River is naturally free-flowing throughout the park, continuing unfettered through whitewater rapids west of El Portal all the way to Lake McClure outside the national park boundaries near Mariposa. Archuleta was joined at the ceremony by Yosemite National Park Superintendent Don Neubacher, Eric Reichard, Director of the USGS California Water Science Center, Niki Nicholas, Chief of Resources Management and Science in Yosemite National Park, and Rob Hartman, the Hydrologist in Charge of the Colorado-Nevada River Forecast Center of NOAA’s National Weather Service. Rafting and floating on the river is banned once the Merced exceeds 6.5 feet. Chapel Meadow in Yosemite Valley and Cook’s Meadow will overflow as long as the level remains near 9 feet. Water flows down the Merced River near Happy Isles on Thursday, May 25, 2017, at Yosemite National Park, Calif. (Jim Gensheimer/Bay Area News Group) Sound The gallery will resume in seconds The Merced River Recreation Management Area (RMA) is a very special place just downstream from Yosemite. With the Pohono Bridge river gauge now below 6.5 feet, the Merced is active with folks floating through the Valley. The Merced River is a snapshot of a reawakening Yosemite wilderness. The Merced River through Yosemite Valley has numerous beaches and swimming holes, depending on water levels, including along North Pines Campground (shuttle stops 18 or 19), the west end of Housekeeping Camp (shuttle stop 12), Devil’s Elbow (along Northside Drive) and Cathedral Beach (along Southside Drive). The next virtual Yosemite Forum presentation will take place Tuesday, August 11, from 3:30 to 4:30 pm: “The fabric of wood: Patterns of river and floodplain large wood on the Merced River, Yosemite National Park” by Emily Iskin, Colorado State University. The Merced River was sampled seasonally at HI, El Capitan Bridge (ECB), and Cascade Picnic Area (CAS) (Figure 1). The rafting season on the Merced River runs from late spring to the middle of summer but varies from year to year depending on the depth of the rivers, snowmelt, and water temperatures. Minimum, first quartile, median, third quartile, and maximum values of physical properties and major dissolved constituents measured in water-quality samples from the Merced River, California, March 1968 through September 1995, and volume-weighted mean concentrations in wet precipitation collected in Yosemite National Park, California Pink blooms along river Spring months of April and May bring beautiful colors back to the Merced River’s banks. USGS 11264500 MERCED R A HAPPY ISLES BRIDGE NR YOSEMITE CA. Temperature, water, degrees Celsius. The young live in the shallow quiet pools, and swim in dense schools at various water levels. 1 of 34. The Merced River (/ m ɜːr ˈ s ɛ d /), in the central part of the U.S. state of California, is a 145-mile (233 km)-long tributary of the San Joaquin River flowing from the Sierra Nevada into the San Joaquin Valley.It is most well known for its swift and steep course through the southern part of Yosemite National Park, where it is the primary watercourse flowing through Yosemite Valley. Rivers flow through Yosemite National Park in the Wawona Valley, the Yosemite Valley and through the Tuolumne Meadow. Merced River Recreation Area. When visiting the Valley, you won't help but see and spend time near the Merced River. Water rises to the base of the "swinging bridge". Yosemite is also home to numerous seasonal creeks. In the Merced river, they reproduce profusely in the spring. The Merced River in Yosemite National Park is rising again and expected to reach flood stage early Wednesday. With an average snowfall of 12.9 inches, March in Yosemite National Park is the month to ski for those who aren’t fond of the cold! I post this photo of rushing water today because I’ve been working on scans from 2003, 2004, & 2005 taken in Yosemite and the Eastern Sierra. Sentinel Beach Yosemite National Park offers great swimming and water fun but that’s not all: Floating Bring a raft or rent one and float down the Merced during the best summer weather of June and July. PROVISIONAL DATA SUBJECT TO REVISION. Activities. You can rent a raft from the Half Dome Village Recreation Centre. Most recent instantaneous value: 2.7 12-24-2020 04:30 PST Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"? Yosemite, CA 95389 209-372-0200. Yosemite National Park is now reaping the water runoff benefits. Formed by glacial movement over millions of years, Yosemite is the natural home to many lakes. Evan Russel, “Merced River, Fresh Snow, Yosemite” Courtesy of EvanRussel.com And perhaps it is Ansel Adams’ iconographic, well-traveled imagery, as well as related work by other photographers before and after him, that has given rise to a spurious notion that “it is just that easy.” A swollen Merced River covered bridges and campgrounds in water. It is well known for excellent whitewater boating, wildflower viewing, camping, swimming, and recreational gold panning/prospecting. Get the full Yosemite Park May Weather outlook: High/Low Temperatures, Water Temperature, ... be a bit chilly with lows of 43°F and you would also not want to jump into one of the lakes or rivers with average water temperatures of 40°F! Visitors will have plenty to do in the Merced River RMA during every season. The river winds its way through Yosemite Valley, making a central feature of this area of the park. Western portion of North Pines Campground, located at the east end of Yosemite Valley between the confluence of the Merced River and Tenaya Creek, begins to flood. However, few of … The Merced River is a river in central California that is fed by the snowmelt within Yosemite National Park. With wildflowers covering the steep hillsides, our spring and early-summer season on the river comes fast and furious as we enjoy some of California’s best Class III/IV whitewater. From January 1st to 3rd, 1997, the Merced River overflowed its banks, severing Highway 140 in several locations and damaging many of the cabins and campgrounds of Yosemite National Park. During this stage they feed mainly upon plankton (minute life existing in the water). The National Weather Service Hanford issued a flood warning Tuesday morning. When visiting the Valley, you won't help but see and spend time near the Merced River. The Merced River is at flood stage and rescue personnel are training for what could be a deadly summer. The river’s water level is quite high, and the current is more swift than many visitors realize. May 1, 2020 Snow Survey Results The water content of the snowpack in the Tuolumne drainage is 41% of average; in the Merced drainage it is 54% of average. Location: Eastern California Acreage: 759,000 acres Highest peaks: Mount Lyell, at 13,114 feet Lowest point: Merced River, at 2,105 feet Miles of trails: 800 miles (20 miles paved). But if your fancy is fun family rafting with warm temperatures, fun lower water class 2-3 rapids, and scenic floating, this trip can’t be beat. Flowing through the Yosemite Valley, the Merced River may be the most iconic river in Yosemite National Park. The Merced river drainage mentioned below is the water for the Little Yosemite Valley waterfalls, such as Vernal Fall, Nevada Fall and Bunnell Cascade. The river winds its way through Yosemite Valley, making a central feature of this area of the park. ... Merced River Rafting is a … Picture: Merced River flowing over rocks in Spring, Yosemite Valley, Yosemite National Park, California. Click on the links to view the weather and daily conditions for Yosemite. Given highs of up to 58°F and the sun shining for 9 hours on average each day, you are sure to experience some winter sports at their best. Your trip will include a 3-mile float down the Merced River in a raft that holds 2-4 people. Samples were collected in the Merced River basin from July 2004 to October 2007, including 91 groundwater, surface water, spring, and snow samples (Table 1). The Weather and daily conditions for Yosemite profusely in the shallow quiet pools, and swim in schools. The Spring a 3-mile float down the Merced River flowing over rocks in Spring, Yosemite and. 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