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
Issuance Time: Dec 15 2017 at 7:32 AM PSTNext Issuance: Dec 15 2017 at 3:00 PM PST
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.

Verification - Historical Graphical RVF
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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: Sunny. Highs 58 to 68 at 5000 feet and 50 to 60 at 8000 feet.

Tonight: Partly cloudy. Colder. Lows 33 to 43 at 5000 feet and 24 to 34 at 8000 feet. Over higher elevations, northwest winds around 25 mph after midnight, gusts up to 45 mph after midnight.

Saturday: Sunny, windy. Highs 49 to 57 at 5000 feet and 39 to 49 at 8000 feet. North winds 25 to 30 mph with gusts to around 55 mph and north 30 to 40 mph with gusts to around 65 mph over higher elevations.

Saturday Night: Clear, windy. Lows 30 to 40 at 5000 feet and 22 to 32 at 8000 feet. Northeast winds around 25 mph in the evening. Gusts up to 55 mph. Over higher elevations, north winds 25 to 40 mph with gusts to around 65 mph.

Sunday: Sunny, breezy. Highs 50 to 60 at 5000 feet and 42 to 52 at 8000 feet. Gusts up to 40 mph in the morning. Northeast winds 25 to 30 mph with gusts to around 55 mph over higher elevations.

Sunday Night through Monday Night: Clear. Lows 33 to 43 at 5000 feet and 25 to 35 at 8000 feet. Highs 51 to 61 at 5000 feet and 44 to 54 at 8000 feet.

Tuesday: Sunny. Highs 54 to 64 at 5000 feet and 46 to 56 at 8000 feet.

Tuesday Night: Partly cloudy. Lows 33 to 43 at 5000 feet and 26 to 36 at 8000 feet.

Wednesday and Wednesday Night: Partly cloudy. Slight chance of snow. Windy. Highs 50 to 59 at 5000 feet and 41 to 51 at 8000 feet. Lows 32 to 42 at 5000 feet and 24 to 34 at 8000 feet.

Thursday: Sunny. Highs 48 to 57 at 5000 feet and 39 to 49 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.