vBulletin analytics
National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
 | 

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: Sep 18 2014 at 7:50 AM PDTNext Issuance: Sep 19 2014 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: 10.0 Feet
Verification - Historical Graphical RVF
Month:  
Day:  
Year:  
Cycle:  
To view other verification locations, use our Historical Graphical River Forecast Interface.
Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2013
2,780
6.62
Apr 30, 2013
2012
4,230
8.04
Apr 26, 2012
2011
7,160
10.43
Jun 16, 2011
2010
7,010
10.45
Jun 07, 2010
2009
4,900
8.78
May 02, 2009
 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 cloudy with a 20 percent chance of thunderstorms in the evening and then partly cloudy after midnight. Lows 50 to 60 at 5000 feet and 40 to 48 at 8000 feet.

Friday: Mostly cloudy. A 20 percent chance of thunderstorms in the afternoon. Highs 70 to 78 at 5000 feet and 59 to 67 at 8000 feet.

Friday Night: Partly cloudy. Slight chance of thunderstorms in the evening. Lows 52 to 62 at 5000 feet and 42 to 50 at 8000 feet.

Saturday: Mostly cloudy. Slight chance of thunderstorms in the afternoon. Highs 78 to 86 at 5000 feet and 62 to 72 at 8000 feet.

Saturday Night: Partly cloudy. Slight chance of thunderstorms in the evening and then slight chance of showers after midnight. Lows 52 to 62 at 5000 feet and 42 to 50 at 8000 feet.

Sunday and Sunday Night: Partly cloudy. Slight chance of thunderstorms. Highs 79 to 87 at 5000 feet and 62 to 72 at 8000 feet. Lows 53 to 63 at 5000 feet and 42 to 52 at 8000 feet.

Monday through Wednesday: Mostly clear. Highs 80 to 90 at 5000 feet and 64 to 74 at 8000 feet. Lows 53 to 63 at 5000 feet and 42 to 52 at 8000 feet.

Wednesday Night: Mostly clear. Slight chance of showers after midnight. Lows 50 to 60 at 5000 feet and 41 to 49 at 8000 feet.

Thursday: Mostly cloudy with a slight chance of showers. Windy. Highs 68 to 76 at 5000 feet and 54 to 64 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.
10.5 FeetWater tops the swinging bridge downstream from Chapel Meadow. Overflow from Woski Pond floods access road (Northside Drive) leading out of the west entrance of the park.
11.5 FeetSewage pumping relay station at North Pines Campground becomes flooded.
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.

Observed Data Credit
Gage owner logo

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