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

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MORMON SLOUGH - BELLOTA (MSGC1)
Latitude: 38.05º NLongitude: 121.01º WElevation: 130 Feet
Location: San Joaquin County in CaliforniaRiver Group: San Joaquin
Monitor Stage: 16.0 FeetFlood Stage: 22.0 FeetDanger Stage: 23.0 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.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016*
2,281
9.84
Jan 18, 2016
2015*
2,454
9.39
Dec 12, 2014
2014*
102
2.96
Mar 1,, 2014
2013*
1,271
7.08
Dec 2, 2012
2012*
1,766
7.96
Apr 13, 2012
 Historical High Stage/Flow Events (Period of Record - Dec 1997 to Present)
2006*
9,328
18.40
Apr 4, 2006
1998*
9,395
18.48
Feb 3, 1998
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Areas of frost in the morning. Mostly sunny. Highs 49 to 55. Light winds.

Tonight: Partly cloudy. Areas of frost after midnight. Lows 28 to 34. Light winds.

Wednesday: Areas of frost in the morning. Partly cloudy in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Highs 49 to 57. Light winds.

Wednesday Night: Mostly clear. A slight chance of rain showers in the evening. Lows 31 to 39. Northwest winds up to 10 mph.

Thursday: Mostly cloudy. A chance of rain showers in the morning, then a slight chance of rain showers in the afternoon. Highs 47 to 55. Southeast winds up to 10 mph shifting to the west around 10 mph in the afternoon.

Thursday Night: Partly cloudy with a chance of rain showers. Lows 28 to 36.

Friday: Partly cloudy. Highs 51 to 57.

Friday Night and Saturday: Mostly clear. Lows 29 to 37. Highs 55 to 61.

Saturday Night and Sunday: Partly cloudy with a slight chance of rain showers. Lows 35 to 41. Highs 53 to 61.

Sunday Night: Partly cloudy. Lows 33 to 41.

Monday: Partly cloudy with a slight chance of rain showers. Highs 54 to 62.
Impacts - E19 Information
9.0 FeetWater rises out of the pilot channel but not yet on the levee slopes.
14.2 FeetUOP research within the Calaveras River channel is affected by water levels.
16.0 FeetBike trail within lower Calaveras River channel is flooded
22.0 FeetFlood Stage.
23.0 FeetDanger Stage.
31.9 FeetWater will overflow toward Bellota and Highway 26.
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.