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MERCED RIVER - YOSEMITE AT POHONO BRIDGE (POHC1) | ||||||||||||||||||
Latitude: 37.72º N | Longitude: 119.67º W | Elevation: 3862 Feet | ||||||||||||||||
Location: Mariposa County in CA | ||||||||||||||||||
River Group: San Joaquin |
Issuance Time: | Jul 09 2025 at 7:48 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. |
4x5-Day Probability Plot |
Tabular 4 x 5-Day Streamflow Volume Data | |||||
Observed Peak 1-Day Streamflow Volume: (April 1 at 12 UTC to Current Date at 12 UTC) | Observed 05/12/2025 7.0kaf |
Forecast Peak 1-Day Streamflow Volume: (Current Date at 12 UTC to August 1 at 12 UTC) | 10% (Max) 07/10/2025 0.4kaf | 25% 07/10/2025 0.4kaf | 50% (Prob) 07/10/2025 0.4kaf | 75% 07/10/2025 0.4kaf | 90% (Min) 07/10/2025 0.4kaf |
Tabular 5-Day Volume Accumulations (1000s of Acre-Feet) | ||||
Probability | 07/09 to 07/14 | 07/14 to 07/19 | 07/19 to 07/24 | 07/24 to 07/29 |
10% | 1.7 kaf | 1.3 kaf | 1.2 kaf | 1.0 kaf |
25% | 1.7 kaf | 1.3 kaf | 1.2 kaf | 1.0 kaf |
50% (Median) | 1.7 kaf | 1.3 kaf | 1.2 kaf | 1.0 kaf |
75% | 1.7 kaf | 1.3 kaf | 1.2 kaf | 1.0 kaf |
90% | 1.7 kaf | 1.3 kaf | 1.2 kaf | 1.0 kaf |
Location Photographs | ||
ESRI™ Locator Map |
Official 7 Day National Weather Service Forecast (CAZ324) |
Today: Sunny. Highs 77 to 89. South winds up to 10 mph shifting to the west in the afternoon. Tonight: Clear. Lows 57 to 65. North winds up to 10 mph shifting to the east after midnight. Thursday: Warmer, sunny. Highs 80 to 94. East winds up to 5 mph shifting to the west in the afternoon. Thursday Night: Clear. Lows 61 to 69. West winds 5 to 10 mph shifting to the east after midnight. Friday: Sunny. Highs 83 to 97. East winds up to 10 mph shifting to the southwest in the afternoon. Friday Night through Monday: Clear. Lows 62 to 71. Highs 83 to 98. Monday Night: Mostly clear. Lows 64 to 72. Tuesday: Sunny. Highs 83 to 97. |
Flood Impacts | |
23.45 Feet | Flood of record...1/3/97. $178 million damage to Yosemite Valley. |
13.6 Feet | Lift stations at Housekeeping Camp and Yosemite Creek flooded. Southside Drive at Chapel Meadow impassable. |
12.5 Feet | Northside Drive at Wosky Pond, El Capitan crossover, and Sentinel crossover are impassable to vehicles. |
12.0 Feet | Water on road at Northside Drive, Southside Drive, El Capitan crossover, Sentinel crossover, and Highway 140 near Cookie Cliff. |
11.4 Feet | Water begins to overtop road curbs on Northside Drive. Swinging Bridge overtops. |
10.0 Feet | Merced River at Pohono Bridge begins to rise out of its banks. Flood Stage. |
9.5 Feet | Lower Pines and Housekeeping Camp begin flooding. |
7.0 Feet | RIVER IS CLOSED TO RAFTERS AND FLOATATION DEVICES. |