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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: | Jun 25 2025 at 7:52 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. |
| Monthly Probability Plot |
| Monthly Streamflow Volume (1000s of Acre-Feet) Data Updated: Jun 25 2025 at 7:56 AM PDT | ||||||
| Prob | Jun* | Jul | Aug | Sep | Oct | Nov |
| 10% | 49.3 | 14.5 | 4.9 | 3.0 | 11.3 | 16.2 |
| 25% | 49.3 | 12.2 | 4.4 | 2.4 | 4.2 | 8.4 |
| 50% | 49.3 | 11.1 | 4.2 | 2.1 | 1.9 | 4.0 |
| 75% | 49.3 | 10.2 | 4.1 | 2.0 | 1.5 | 2.5 |
| 90% | 49.3 | 9.8 | 4.0 | 1.9 | 1.3 | 1.9 |
| Mean | 111.2 | 44.1 | 10.0 | 3.9 | 5.1 | 7.4 |
| %Mean | 44.3 | 25.2 | 42.0 | 53.8 | 37.3 | 54.1 |
| Prob | Dec | Jan | Feb | Mar | Apr | May |
| 10% | 22.1 | 33.0 | 33.9 | 77.1 | 110.7 | 262.9 |
| 25% | 8.5 | 13.6 | 19.6 | 44.8 | 101.7 | 189.2 |
| 50% | 5.9 | 9.2 | 12.5 | 33.3 | 80.5 | 136.8 |
| 75% | 3.4 | 4.7 | 8.4 | 25.8 | 57.7 | 80.0 |
| 90% | 2.6 | 3.3 | 5.6 | 18.4 | 49.9 | 61.3 |
| Mean | 10.4 | 17.8 | 18.8 | 35.8 | 82.2 | 145.6 |
| %Mean | 56.7 | 51.7 | 66.5 | 93.0 | 97.9 | 94.0 |
| Note 1: %Mean is the "Median forecast monthly value (50%)" divided by the "monthly mean" (displayed as a %) | ||||||
| Note 2: For current month, graphic represents remaining forecast only, text represents observed + remaining forecast. | ||||||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ324) |
| Today: Warmer, sunny. Highs 75 to 87. South winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon. Tonight: Clear. Lows 55 to 63. Northwest winds up to 10 mph shifting to the east after midnight. Thursday: Sunny. Highs 76 to 88. Southeast winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon. Thursday Night: Clear. Lows 56 to 64. West winds up to 5 mph shifting to the east after midnight. Friday: Sunny. Highs 78 to 90. East winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon. Friday Night through Sunday: Clear. Lows 58 to 68. Highs 80 to 93. Sunday Night: Mostly clear. Lows 60 to 68. Monday: Sunny. Highs 80 to 92. Monday Night: Mostly clear. Lows 60 to 68. Tuesday: Sunny. Highs 80 to 92. |
| 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. |