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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)
Probability07/09 to 07/1407/14 to 07/1907/19 to 07/2407/24 to 07/29
10%1.7 kaf1.3 kaf1.2 kaf1.0 kaf
25%1.7 kaf1.3 kaf1.2 kaf1.0 kaf
50%
(Median)
1.7 kaf1.3 kaf1.2 kaf1.0 kaf
75%1.7 kaf1.3 kaf1.2 kaf1.0 kaf
90%1.7 kaf1.3 kaf1.2 kaf1.0 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 FeetFlood of record...1/3/97. $178 million damage to Yosemite Valley.
13.6 FeetLift stations at Housekeeping Camp and Yosemite Creek flooded. Southside Drive at Chapel Meadow impassable.
12.5 FeetNorthside Drive at Wosky Pond, El Capitan crossover, and Sentinel crossover are impassable to vehicles.
12.0 FeetWater on road at Northside Drive, Southside Drive, El Capitan crossover, Sentinel crossover, and Highway 140 near Cookie Cliff.
11.4 FeetWater begins to overtop road curbs on Northside Drive. Swinging Bridge overtops.
10.0 FeetMerced River at Pohono Bridge begins to rise out of its banks. Flood Stage.
9.5 FeetLower Pines and Housekeeping Camp begin flooding.
7.0 FeetRIVER IS CLOSED TO RAFTERS AND FLOATATION DEVICES.