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: Nov 24 2017 at 7:50 AM PSTNext Issuance: Nov 25 2017 at 9:00 AM PST
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)
Tonight: Mostly cloudy in the evening then becoming partly cloudy. Lows 47 to 53. Northwest winds up to 10 mph.

Saturday: Partly cloudy in the morning then becoming mostly cloudy. Highs around 70. Southeast winds up to 10 mph with gusts to around 20 mph.

Saturday Night: Mostly cloudy. Lows 51 to 57. Southeast winds up to 10 mph with gusts to around 20 mph.

Sunday: Mostly cloudy. A slight chance of rain in the morning, then rain likely in the afternoon. Highs 61 to 67. South winds 10 to 15 mph with gusts to around 25 mph.

Sunday Night: Rain. Lows 45 to 51. North winds around 10 mph shifting to the southwest after midnight. Gusts up to 20 mph.

Monday: Mostly cloudy with a chance of rain. Highs 55 to 62.

Monday Night: Mostly clear. Colder. Lows 37 to 45.

Tuesday: Mostly sunny. Highs around 60.

Tuesday Night: Mostly clear. Patchy fog. Lows 38 to 46.

Wednesday: Partly cloudy. Patchy fog. Highs 58 to 63.

Wednesday Night: Partly cloudy. Lows 37 to 45.

Thursday and Thursday Night: Mostly clear. Highs 59 to 64. Lows 37 to 46.

Friday: Partly cloudy. Highs 58 to 63.
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.