National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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MERCED RIVER - YOSEMITE AT POHONO BRIDGE (POHC1)
Latitude: 37.72º NLongitude: 119.67º WElevation: 3862 Feet
Location: Mariposa County in CaliforniaRiver Group: San Joaquin
Monitor Stage: N/A Flood Stage: 10.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016
4,080
7.90
May 14, 2016
2015
2,370
6.16
Feb 9, 2015
2014
1,680
5.33
Apr 19, 2014
2013
2,780
6.62
Apr 30, 2013
2012
4,230
8.04
Apr 26, 2012
 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   (CAZ096)
Today: Mostly cloudy. A 20 percent chance of thunderstorms in the afternoon. Near the crest, chance of showers and slight chance of thunderstorms in the afternoon. Highs 81 to 89 at 5000 feet and 69 to 79 at 8000 feet.

Tonight: Mostly cloudy in the evening then clearing. A 20 percent chance of thunderstorms in the evening. Near the crest, chance of showers and slight chance of thunderstorms in the evening. Lows 55 to 65 at 5000 feet and 44 to 54 at 8000 feet.

Saturday: Mostly cloudy. Chance of showers and slight chance of thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs 80 to 88 at 5000 feet and 67 to 77 at 8000 feet.

Saturday Night: Mostly cloudy with a chance of showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Chance of precipitation 50 percent. Lows 54 to 64 at 5000 feet and 43 to 53 at 8000 feet.

Sunday: Mostly cloudy in the morning, then chance of showers and slight chance of thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs 78 to 86 at 5000 feet and 65 to 75 at 8000 feet.

Sunday Night through Tuesday Night: Partly cloudy with a chance of showers and slight chance of thunderstorms. Chance of precipitation 40 percent. Lows 54 to 64 at 5000 feet and 42 to 52 at 8000 feet. Highs 76 to 86 at 5000 feet and 65 to 75 at 8000 feet.

Wednesday and Wednesday Night: Mostly clear. Slight chance of thunderstorms. Highs 76 to 84 at 5000 feet and 65 to 73 at 8000 feet. Lows 53 to 63 at 5000 feet and 42 to 52 at 8000 feet.

Thursday: Sunny. Highs 77 to 85 at 5000 feet and 66 to 74 at 8000 feet.
Impacts - E19 Information
6.5 FeetRiver is closed to rafters and floatation.
9.0 FeetChapel Meadow (south side of river) and Cooks Meadow (north side of river) begins to experience overflow.
9.5 FeetPortion 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 FeetWestern 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 downstream from Chapel Meadow.
12.5 FeetNorthside Drive and Southside Drive, which are the main roads in Yosemite Valley, become flooded and are closed to traffic.
23.45 FeetFlood 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.