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| Latitude: 37.72º N | Longitude: 119.67º W | Elevation: 3862 Feet | |
| Location: Mariposa County in California | River Group: San Joaquin | ||
| Issuance Time: | Sep 29 2020 at 8:48 AM PDT | Next Issuance: | Sep 30 2020 at 9:00 AM PDT |
| Monitor Stage: N/A | Flood Stage: 10.0 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 | |||
2019 |
6,770 |
10.13 |
Jun 6, 2019 |
2018 |
12,100 |
13.68 |
Apr 7, 2018 |
2017 |
10,500 |
12.69 |
Jan 9, 2017 |
2016 |
4,080 |
7.90 |
May 14, 2016 |
2015 |
2,370 |
6.16 |
Feb 9, 2015 |
| Historical High Stage/Flow Events (Period of Record - Oct 1916 to Present) | |||
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 |
| Official 7 Day National Weather Service Forecast (CAZ192) |
| Tonight: Mostly clear. Haze and areas of smoke. Lows 55 to 65 at 5000 feet and 44 to 54 at 8000 feet. Wednesday: Sunny. Haze and areas of smoke. Highs 80 to 87 at 5000 feet and 69 to 75 at 8000 feet. Wednesday Night: Mostly clear. Haze and areas of smoke. Lows 55 to 65 at 5000 feet and 44 to 54 at 8000 feet. Thursday: Sunny. Haze and areas of smoke. Highs 81 to 88 at 5000 feet and 70 to 76 at 8000 feet. Thursday Night: Mostly clear. Haze and areas of smoke in the evening. Lows 55 to 65 at 5000 feet and 44 to 54 at 8000 feet. Friday through Sunday: Mostly clear. Highs 77 to 87 at 5000 feet and 66 to 76 at 8000 feet. Lows 53 to 63 at 5000 feet and 43 to 53 at 8000 feet. Sunday Night: Partly cloudy. Lows 51 to 61 at 5000 feet and 41 to 51 at 8000 feet. Monday: Sunny. Highs 75 to 82 at 5000 feet and 64 to 72 at 8000 feet. Monday Night: Partly cloudy. Lows 51 to 61 at 5000 feet and 40 to 50 at 8000 feet. Tuesday: Sunny. Highs 73 to 81 at 5000 feet and 62 to 70 at 8000 feet. |
| Impacts - E19 Information | |
| 7.0 Feet | River is closed to rafters and floatation. |
| 9.0 Feet | Chapel Meadow (south side of river) and Cooks Meadow (north side of river) begins to experience overflow. |
| 9.5 Feet | Portion of Lower Pines Campground becomes flooded. Limited site-specific evacuations begin at Housekeeping Camp located along the south-facing bank of the Merced River. (Upstream from Sentinel Bridge and downstream from Stoneman Bridge) |
| 10.0 Feet | Western portion of North Pines Campground, located at the east end of Yosemite Valley between the confluence of the Merced River and Tenaya Creek, begins to flood. Water rises to the base of the "swinging bridge". |
| 12.5 Feet | Northside Drive and Southside Drive, which are the major roads in Yosemite Valley, become flooded and are closed to traffic. |
| 23.45 Feet | Flood of record (01/02/1997). $178 Million damage to Yosemite Valley. |
| 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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