Overview. A 50 percent chance of snow and rain. Hetch Hetchy—which conservationist John Muir called a “wonderfully exact counterpart” to Yosemite Valley—is, like its neighbor to the south, graced by sheer granite walls and multiple gushing cataracts. 62 to 70 at 8000 feet. Lows 50 to 60 at 5000 feet. East wind 5 to 10 mph becoming southwest in the afternoon. Light winds. Mostly cloudy with a slight chance of snow. The drive out to Hetch Hetchy from the Big Oak Flat entrance is a very scenic 30-minutes. Lows 44 to 49. Highs 59 to 64. afternoon. Slight chance of rain in the afternoon. Hetch Hetchy Reservoir ca weather copyright © 15 mph. The last 2 weeks of past weather data for Hetch Hetchy Reservoir are available for free evaluation here. Hetch Hetchy water has a filtration avoidance permit due to its naturally pristine condition so disinfection is the only treatment it receives prior to distribution. Lows 33 to 38. Gusts up to 40 Mph in the afternoon. Tuesday... Mostly cloudy. See our library. 24 to 30 at 8000 feet. evening shifting to the north after midnight. This local water is captured in reservoirs located in San Mateo and Alameda counties. Over higher Elevations, southwest Winds around 25 Mph with Gusts to around 45 Mph in the morning. Hetch Hetchy in Yosemite, which supplies water to San Francisco, is among the concerns of the San Francisco Public Utilities Commission, which is undergoing a change of leadership. Highs 48 to 55. East wind around 5 mph becoming south southwest in the afternoon. Lows Weather models comparison for Hetch Hetchy Reservoir. Monday... Mostly cloudy with a 50% chance of rain. The remaining 15 percent of water comes from runoff in the Alameda and Peninsula watersheds. Sunny. Snow level 9800 feet lowering to 8800 feet after midnight . Breezy. 15 to 25 at 8000 feet. Chance of snow in the Evening, then snow likely after midnight. Saturday. The Hetch Hetchy water system includes other reservoirs, and the one in Hetch Hetchy Valley stores only about a quarter of the water San Francisco gets from the Tuolumne River. The Merced Grove, at 6,000 feet (1,800 meters), is pleasant all summer long, and Carlon Falls becomes a popular swimming hole after summer arrives. To get to Hetch Hetchy, turn north off Highway 120 onto Evergreen Road about 1 mile (2.2 km) outside the Big Oak Flat Entrance gate, and 12.5 miles (20 km) east of the small community of Buck Meadows. Thu 8 Oct Central Sierra. 27 to 33 at 8000 feet. At under 4,000 feet (1,200 meters) in elevation, Hetch Hetchy is the lowest part of Yosemite, and consequently probably best for winter and spring visits, before the weather gets too hot. Highs 72 to 80 at 5000 feet. All the info (difficulty, distance, altitude gained, elevation, average grade) you'll need to climb Hetch Hetchy Dam Climb by bike. Light winds. 10 to 18 at 8000 feet. Saturday Night... Mostly cloudy. Sunrise / Sunset times Hetch Hetchy Reservoir. Partly sunny, with a high near 55. Highs 41 to 49 at 5000 feet. A 30 percent chance of showers, mainly after 11am. Wed 7 Oct Central Sierra. When the O'Shaughnessy Dam was built on the Tuolumne River in the 1920's, the valley was flooded. The cliffs of the Hetch Hetchy frame a 12 km long reservoir held by O’Shaughnessy Dam. The first diagram shows the predicted temperatures for each model. Highs 33 to 38 at 5000 feet. Mostly cloudy. Highs 41 to 49 at 5000 feet 31 to 39 at 8000 feet. 47 to 52. 14 Day. It's a perfect place for hiking with the longest hiking season in the area. Lows 26 to 35 at 5000 feet. Highs 63 to 73 at 5000 feet 54 to 64 at 8000 feet. A 50 percent chance of rain. Clear skies. Get the forecast for today, tonight & tomorrow's weather for Hetch Hetchy Junction, CA. Lows 30 to 40 at 5000 feet. Highs 41 to 47 at 5000 feet. Near the Crest, slight chance of snow in the Evening, then chance of snow after midnight. Saturday Night. Partly sunny, with a high near 66. Although Hetch Hetchy is included within the boundaries of Yosemite National Park, the entrance is separate from the rest of the park. Sunday Night... Cloudy with a 50% chance of rain. Highs 48 to 54 at 5000 feet. Hetch Hetchy Reservoir wind forecast. Highs 57 to 62. Mostly cloudy. 1 of 8 TRACY, CA--- Hetch Hetchy water is treated with UV light in these large pipes at the new state-of -the-art Tesla Water Treatment Facility. Mostly cloudy. Here you can get away from the crowds and relax in the surrounding beauty, take some marvelous hikes and enjoy the waterfalls along the way. 7 Day. Find local weather forecasts for Jamestown, United States throughout the world The views of the lake are really amazing. Dams are controversial among environmentalists, providing water and clean energy—but destroying and fragmenting habitat. Patchy fog in the morning. Every model is assigned one colour that is used in all diagrams. View the latest weather forecasts, maps, news and alerts on Yahoo Weather. The Hetch Hetchy Valley underwent a monumental transformation when the City Of San Francisco received the approval of Congress in 1913 to build a dam in the Hetch Hetchy Valley, thus storing the water of the Tuolumne River and flooding the valley to a height of over 350 feet. Snow level 6300 feet. Hetch Hetchy, Wapama Fall View Photos Yosemite National Park, CA – Details are still being investigated over the circumstances that led to the sudden death of a Hetch Hetchy … 39 to 44. Snow level 5300 feet rising to 6400 feet in the afternoon. 16 to 24 at 8000 feet. Today... Mostly sunny. The half-hour drive to Hetch Hetchy from CA Highway 120 begins outside the park boundaries. Breezy. Lows 38 to 43. Wed 7 Oct Central Sierra. Mostly cloudy. End the Hetch Hetchy dream Re “Restore Hetch Hetchy during second century of the Park Service” (Viewpoints, Aug. 21): There he goes again. Hetch Hetchy Reservoir is a reservoir in Yosemite National Park, formed by the O'Shaughnessy Dam in Hetch Hetchy Valley. Saturday... Mostly cloudy. A different story is unfolding at Hetch Hetchy reservoir in Yosemite National Park, where water is being released to conserve and restore wildlife. Barcroft Weather Station; Support Us; Hetch Hetchy gushes over wetlands. Chance of precipitation 50 percent. 2020. Colder. It was far less crowded than Yosemite Valley. The Dam is really impressive. Sunday... Mostly cloudy. Download variables like temperature, wind, clouds and precipitation as CSV for any place on Earth. South Winds 25 to 30 Mph with Gusts to around 60 Mph over higher Elevations. This created the Hetch Hetchy Reservoir which is eight miles … Southwest Winds 25 to 30 Mph with Gusts to around 60 Mph over higher Elevations. Hetch Hetchy Reservoir rain forecast information. Highs 37 to 43 at 5000 feet. 31 to 39 at 8000 feet. Lows 32 to 40 at 5000 feet. (The page that shows up when you click the Your Local Weather link). afternoon. Take CA Highway 120 from the park toward Groveland. View route map, weather, streetviews, images, slideshows, videos and more for this cycling route to the top of Hetch Hetchy Dam Climb, CA, USA. 29 to 37 at 8000 feet. A 40 percent chance of showers, mainly before 11pm. Slight chance of snow. 25.3mph (35.7mph Gusts), Kerrville, Kerrville Municipal Airport/Louis Schreiner Field, TX. Lows Southeast winds up to 10 mph in the 30 years of hourly historical weather data for Hetch Hetchy Reservoir can be purchased with history+. Lows 37 to 42. A 20% chance of rain after If you don't already know WX is the abbreviation for weather. Hetch Hetchy water travels 160 miles via gravity from Yosemite to the San Francisco Bay Area. Mostly cloudy, with a low around 38. … Snow level 6000 feet. Illuminated: 81.7% All day. The water project's Mocassin power … Lows The Hetch Hetchy wat… Temperature map. This area was once flooded to create a water supply for San Francisco. To reach Hetch Hetchy, you have to exit Yosemite National Park and re-enter it. Hetch Hetchy Junction, CA Weather. Our flagship blog features analysis of news from our staff and announcements of upcoming events. midnight. Windy. 37 to 47 at 8000 feet. Snow level 4000 feet. 35 to 43 at 8000 feet. With first light and last light times, and a graphical view of local daylight hours Highs 48 to 55. Snow level 6500 feet. Partly cloudy. Mostly cloudy. Helpful Tip: Abbreviated, 7 Day, 14 Day Forecasts. … Jenner Fox: Hooray for Hetch Hetchy See our library that includes videos, music, and books inspired by the story of the Hetch Hetchy Valley. Lows 25 to 33 at 5000 feet. Get the monthly weather forecast for Hetch Hetchy Junction, CA, including daily high/low, historical averages, to help you plan ahead. 28 to 36 at 8000 feet. 34 to 39. Highs 53 to 58. Northwest winds 10 to Highs 40 to 46 at 5000 feet. From the main road, it's about a 20- to 25-minute drive to the parking area. Tonight... Mostly cloudy. The time from sunrise to sunset is indicated in light yellow. Highs Our blog. Partly cloudy. Slight chance of rain and snow in the Evening, then chance of snow and rain after midnight. Colder. Chance of snow 70 percent. High temperatures prevail in summer months, but that is a small price to pay for the reward of vast wilderness filled with stunning peaks, hidden canyons, and remote lakes. Wednesday... Mostly cloudy. Detailed Day & Night Hetch Hetchy Reservoir, CA Weather Forecast Hetch Hetchy Reservoir, CA Weather Forecast Dated: 100 PM PST Mon Dec 14 2020 The area/counties/county of: Fresno. A 50% chance of rain in the The Hetch Hetchy Valley, in the northwest area of Yosemite was one of John Muir's favorite spots. Light winds in the morning becoming southeast up to 10 mph in the Mostly cloudy in the evening then clearing. There is a weather forecast for every taste. Chance of precipitation 50 percent. Cycling Yosemite Valley - Hetch Hetchy Dam. Lows 25 to 34 at 5000 feet. Snow likely in the Morning, then chance of snow in the afternoon. Friday Night. Hourly. A 50 percent chance of snow. From the turn-off, the road winds for 16.5 miles up the old Hetch Hetchy railroad grade (26.5 km) to the Hetch Hetchy Reservoir, passing many lonely trails along the wa… I did an overnight backpacking trip to Hetch Hetchy in late May. Slight chance of snow in the Morning, then chance of snow and slight chance of rain in the afternoon. 22 to 28 at 8000 feet. Weather Radar. 11:00 PM Clear 42° Feels like 40° Last Quarter. Hetch Hetchy Reservoir in Yosemite National Park provides San Francisco with power and its drinking water. Located at 3,900 feet, Hetch Hetchy boasts one of the longest hiking seasons in the park and is an ideal place for thundering spring waterfalls and wildflower displays. Highs 52 to 57. Detailed wind speed and wind direction information as well as interactive graphs for winds Chance of snow 70 percent. I got rained on the first evening, but on day 2 the weather was beautiful. Hi/Low, RealFeel®, precip, radar, & everything you need to be ready for the day, commute, and weekend! 41 to 51 at 8000 feet. Chance of rain in the Morning, then slight chance of rain in the afternoon. Wednesday Night... Mostly cloudy with a slight Chance of rainfall chart with likely precipitation and statistics in live rain gauge Hetch Hetchy Reservoir Rainfall Forecast, CA - WillyWeather Lows 47 to 57 at 5000 feet. 22 to 30 at 8000 feet. 15 to 23 at 8000 feet. Mostly cloudy. Lows 19 to 29 at 5000 feet. 34 to 39. Partly cloudy. But Hetch Hetchy’s greatest charm may be what it lacks: gift shops, snack stands, and crowds. 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