*** IMPORTANT *** Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)
Latitude: 37.72º N
Longitude: 119.67º W
Elevation: 3862 Feet
Location: Mariposa County in California
Bulletin Group: San Joaquin
River Group: San Joaquin
Issuance Time:
Jun 20 2025 at 11:22 AM PDT
Next Issuance:
Jun 21 2025 at 9:00 AM PDT
Action/Monitor: N/A
Minor Flood: 10.0 Feet
Moderate Flood: 12.5 Feet
Major Flood: 20.0 Feet
Merced River - Yosemite NP at Pohono Bridge (POHC1)River Forecast Plot
Combination chart with 4 data series.
Forecast Posted: 06/20/2025 at 10:44 AM PDT ● Graphic Created: 06/20/2025 at 11:22 AM PDT
The chart has 1 X axis displaying Time. Range: 2025-06-15 18:00:00 to 2025-06-25 18:00:00.
The chart has 2 Y axes displaying Precipitation (In.) and Precipitation (In.).
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End of interactive chart.
Chart
Combination chart with 7 data series.
The chart has 1 X axis displaying Observation / Forecast Time (Pacific Local Time). Range: 2025-06-15 11:00:00 to 2025-06-25 11:00:00.
The chart has 2 Y axes displaying Stage (Feet) and Flow (Cubic Feet per Second).
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End of interactive chart.
Please Note: 1) Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.
2) At extremely low river flows, the "Observed (Raw Data)" may show readings below the lower end of the available rating table, while the "Observed (Simulated)" will only show values at the bottom of the rating table, creating a potential discrepancy between the two readings.
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.
Official 7 Day National Weather Service Forecast (CAZ324)
Today: Sunny. Highs 58 to 70. West winds 5 to 15 mph.
Tonight: Clear. Lows 42 to 50. Northwest winds 5 to 15 mph shifting to the northeast after midnight.
Sunday: Warmer, sunny. Highs 64 to 76. South winds up to 5 mph shifting to the southwest 5 to 15 mph in the afternoon.
Sunday Night: Mostly clear. Lows 47 to 55. West winds 5 to 15 mph shifting to the northeast after midnight.
Monday: Sunny. Highs 67 to 79. East winds up to 10 mph shifting to the southwest in the afternoon.
Monday Night through Tuesday Night: Mostly clear. Lows 50 to 62. Highs 72 to 84.
Wednesday through Friday: Clear. Highs 76 to 91. Lows 56 to 65.
Product Disclaimer
This river graphic is not intended to serve as a
substitute for official flood watches, warnings, advisories, or statements
issued by the NWS San Joaquin Valley-Hanford Weather Forecast Office. Observations
are preliminary and subject to change. River levels identified as "forecast"
should be consistent with those contained in official NWS products.
River levels identified as "guidance" have significant uncertainty
due to future weather or reservoir regulation and are provided for planning
purposes only.
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