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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: | Nov 28 2022 at 1:51 PM PST | Next Issuance: | Nov 29 2022 at 9:00 AM PST |
| 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 | |||
2021 |
2,160 |
5.92 |
May 6, 2021 |
2020 |
3,560 |
7.41 |
Apr 30, 2020 |
2019 |
6,770 |
10.13 |
Jun 6, 2019 |
2018 |
12,100 |
13.68 |
Apr 7, 2018 |
2017 |
10,500 |
12.69 |
Jan 9, 2017 |
| 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 |
| Official 7 Day National Weather Service Forecast (CAZ324) |
| Today: Sunny. Highs 43 to 51. Southwest winds up to 5 mph. Tonight: Mostly clear. Lows 29 to 37. East winds up to 5 mph. Wednesday: Mostly sunny. Highs 44 to 52. South winds up to 10 mph. Wednesday Night: Mostly clear in the evening, then mostly cloudy with a 50 percent chance of rain and snow after midnight. Near steady temperature in the mid 30s. Southeast winds up to 5 mph. Thursday: Chance of snow and rain in the morning, then rain and snow in the afternoon. Snow may be heavy at times in the afternoon. Heavy snow accumulations. Snow level 4700 feet. Highs 36 to 44. South winds 5 to 10 mph with gusts to around 25 mph. Chance of precipitation 90 percent. Thursday Night: Rain and snow in the evening, then rain likely after midnight. Snow may be heavy at times in the evening. Heavy snow accumulations. Lows 25 to 33. Chance of precipitation 80 percent. Friday and Friday Night: Mostly cloudy. Highs 37 to 45. Lows 25 to 33. Saturday: Mostly cloudy. Chance of rain in the morning, then chance of rain and snow in the afternoon. Highs 38 to 46. Chance of precipitation 50 percent. Saturday Night: Rain and snow likely. Moderate snow accumulations. Near steady temperature in the mid 30s. Chance of precipitation 60 percent. Sunday: Cloudy in the morning then becoming partly sunny. A 50 percent chance of snow and rain. Highs 34 to 42. Sunday Night and Monday: Partly cloudy. Lows 22 to 30. Highs 36 to 44. |
| 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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