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| Latitude: 37.72º N | Longitude: 119.67º W | Elevation: 3862 Feet | |||
| Location: Mariposa County in California | Bulletin Group: San Joaquin | River Group: San Joaquin | |||
| Action/Monitor: N/A | Minor Flood: 10.0 Feet | Moderate Flood: 12.5 Feet | Major Flood: 20.0 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2023 |
9,520 |
12.08 |
May 22, 2023 |
2022 |
4,810 |
8.55 |
Oct 25 2021 |
2021 |
2,160 |
5.92 |
May 6, 2021 |
2020 |
3,560 |
7.41 |
Apr 30, 2020 |
2019 |
6,770 |
10.13 |
Jun 6, 2019 |
| Historical High Stage/Flow Events (Period of Record - Oct 1916 to Present) - Ranked by Flow | |||
1997 |
24,600 |
23.43 |
Jan 03, 1997 |
1956 |
23,400 |
21.52 |
Dec 23, 1955 |
1951 |
23,000 |
19.98 |
Nov 19, 1950 |
1938 |
22,000 |
19.10 |
Dec 11, 1937 |
1965 |
18,000 |
16.96 |
Dec 23, 1964 |
| Location Photographs | ||
| ESRI™ Locator Map |
| 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. |
| Official 7 Day National Weather Service Forecast (CAZ324) |
| Today: Sunny. Highs 47 to 55. North winds up to 5 mph shifting to the west in the afternoon. Tonight: Colder. Mostly clear. Lows 25 to 35. Northeast winds up to 10 mph. Martin Luther King Jr Day: Sunny. Highs 44 to 52. Northeast winds 5 to 10 mph. Monday Night: Mostly clear. Lows 27 to 37. Northeast winds up to 10 mph. Tuesday: Sunny. Highs 50 to 58. Northeast winds up to 5 mph shifting to the west in the afternoon. Tuesday Night through Thursday Night: Mostly clear. Lows 33 to 45. Highs 55 to 64. Friday and Friday Night: Partly cloudy. Highs 52 to 60. Lows 29 to 37. Saturday: Mostly sunny. Chance of snow in the morning, then chance of rain and snow in the afternoon. Highs 41 to 49. Chance of precipitation 30 percent. |
| 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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