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HIGHLAND CREEK - NEW SPICER MEADOWS RESERVOIR (NSWC1)
Latitude:
38.39º N
Longitude:
120.00º W
Elevation:
6614 Feet
Location: Tuolumne County in CA
River Group: San Joaquin
Issuance Time: Jul 07 2025 at 7:37 AM PDT
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Flow data on this product are unregulated / full natural flow.
2025 Water Year Trend Plot
Tabular View  |  Select a Different Water Year:  
Note: The chart below functions better in landscape orientation.
Created with Highcharts 9.2.1Daily Observed Volumes(1000s Ac-Ft)Water Year 2025 - Day (mm/dd)Water Year Volumes (1000s Ac-Ft)Chart context menuNEW SPICER MEADOWS RES - BIG MEADOWS, NR (NSWC1) 07/07/2025Median Forecast: 93.4 kafCreated: 07/07/2025 at 07:39 AM PDTMay 111.73 kafMay 111.73 kafRecord Low: 35.2 kaf in 2014Record Low: 35.2 kaf in 2014Record Low: 35.2 kaf in 2014Record Low: 35.2 kaf in 2014Record High: 372 kaf in 2017Record High: 372 kaf in 2017Record High: 372 kaf in 2017Record High: 372 kaf in 2017WY Volume MeanWY Volume MedianWY to Date ObsWY to Date MeanWY to Date MedianDaily ObsObs PeakWY Vol Fcst 50%WY Vol Fcst 25/75%WY Vol Fcst 10/90%WY Vol Fcst Max/MinRecord LowRecord HighSnow Model Updates Observed to Date Percent of Mean: MM (92.1 kaf) Water Year to Date Mean: MM kaf Historical Water Year Vol Max: 372 kaf in 2017 Historical Water Year Vol Min: 35.2 kaf in 2014 This product only considers meteorological uncertainty and does not account for hydrologic uncertainty. Means/medians are based on the period of Water Years 1980 through 2023. Legend entries below can be toggled on/off.00.20.40.60.811.21.41.61.822.22.410/01202411/01202412/01202401/01202502/01202503/01202504/01202505/01202506/01202507/01202508/01202509/01202509/30202504080120160200240280320360400440480

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ069)
Today: Sunny. Highs 66 to 81 higher elevations and 77 to 87 lower elevations. Prevailing south winds up to 10 mph with gusts to around 25 mph.

Tonight: Clear. Lows 43 to 58 higher elevations and 53 to 67 lower elevations. Prevailing southwest winds up to 10 mph in the evening becoming light. Gusts up to 25 mph.

Wednesday: Sunny. Highs 66 to 81 higher elevations and 78 to 88 lower elevations. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon. Gusts up to 25 mph.

Wednesday Night: Clear. Lows 45 to 60 higher elevations and 55 to 69 lower elevations. Prevailing west winds up to 10 mph shifting to the northeast after midnight.

Thursday: Sunny, warmer. Highs 72 to 87 higher elevations and 84 to 94 lower elevations. Prevailing east winds up to 10 mph shifting to the southwest in the afternoon.

Thursday Night: Clear. Lows 53 to 68.

Friday: Sunny, warmer. Highs 78 to 93.

Friday Night through Monday: Clear. Lows 54 to 69. Highs 79 to 94.