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
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
2011
7,160
10.43
Jun 16, 2011
 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)
Tonight: Mostly clear. Near the crest, mostly cloudy with a 20 percent chance of thunderstorms in the evening, then mostly clear after midnight. Lows 54 to 64 at 5000 feet and 41 to 51 at 8000 feet.

Monday: Sunny, breezy. Highs 77 to 85 at 5000 feet and 66 to 74 at 8000 feet. Over higher elevations, southwest winds around 25 mph with gusts to around 45 mph in the afternoon.

Monday Night: Clear. Lows 49 to 59 at 5000 feet and 38 to 48 at 8000 feet. Southwest winds around 25 mph over higher elevations. Gusts up to 55 mph over higher elevations.

Tuesday: Sunny. Highs 75 to 83 at 5000 feet and 66 to 74 at 8000 feet.

Tuesday Night: Clear. Lows 48 to 57 at 5000 feet and 38 to 48 at 8000 feet.

Wednesday through Friday Night: Clear. Highs 76 to 86 at 5000 feet and 66 to 76 at 8000 feet. Lows 50 to 60 at 5000 feet and 39 to 49 at 8000 feet.

Saturday and Saturday Night: Mostly clear. Highs 79 to 87 at 5000 feet and 68 to 76 at 8000 feet. Lows 52 to 62 at 5000 feet and 40 to 50 at 8000 feet.

Sunday: Sunny. Highs 79 to 87 at 5000 feet and 67 to 75 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.