National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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SAN JOAQUIN RIVER - MOSSDALE (MOSC1)
Latitude: 37.79º NLongitude: 121.31º WElevation: 32 Feet
Location: San Joaquin County in CaliforniaRiver Group: San Joaquin
Issuance Time: Sep 19 2017 at 7:54 AM PDTNext Issuance: Sep 20 2017 at 9:00 AM PDT
Monitor Stage: 19.5 FeetFlood Stage: 28.5 FeetDanger Stage: 29.5 Feet
Observed Data Credit
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Raw streamflow data is provided by the California Department of Water Resources.
View CA DWR Data for this station location.

Verification - Historical Graphical RVF
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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
2016
--
7.29
Mar 16, 2016
2015
--
6.99
Dec 21, 2014
2014
--
6.78
Apr 19, 2014
2013
--
7.46
Dec 26, 2012
2012
-- 7.89 May 15, 2012
 Historical High Stage/Flow Events (Period of Record - Jan 1920 to Present)*
1951
--
24.40**
Dec 10, 1950
1997
--
23.24**
Jan 9, 1997
1969
--
20.31**

Jan 27, 1969

1967 -- 18.10** Jan 24, 1967
2006 -- 17.19** Apr 13, 2006
 * No data was available Sep 2006 to Apr 2007
 ** Datum changed from NGVD29 to NAVD88 on 10/01/2006. The difference is +2.38 ft.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Mostly sunny in the morning then becoming partly cloudy. Highs 72 to 80. West winds up to 15 mph.

Tonight: Mostly cloudy with a slight chance of rain showers in the evening, then partly cloudy after midnight. Lows 48 to 54. West winds 10 to 15 mph with gusts to around 25 mph.

Thursday: Mostly sunny. Highs 67 to 73. Northwest winds 10 to 15 mph.

Thursday Night: Mostly clear. Lows 46 to 52. West winds up to 15 mph.

Friday: Mostly sunny. Highs 70 to 76. Northwest winds up to 10 mph.

Friday Night: Mostly clear. Lows 48 to 56.

Saturday: Mostly sunny. Highs 76 to 82.

Saturday Night through Monday Night: Clear. Lows 52 to 62. Highs 77 to 87.

Tuesday: Sunny. Highs 85 to 91.
Impacts - E19 Information
33.1 FeetStages above 30.7 feet result in flooding outside the levees. Top of levee.
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 Sacramento 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.