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

 | 

MORMON SLOUGH - BELLOTA (MSGC1)
Latitude: 38.05º NLongitude: 121.01º WElevation: 130 Feet
Location: San Joaquin County in CaliforniaRiver Group: San Joaquin
Issuance Time: Apr 01 2023 at 8:44 AM PDTNext Issuance: Apr 02 2023 at 9:00 AM PDT
Monitor Stage: 16.0 FeetFlood Stage: 22.0 FeetDanger Stage: 23.0 Feet

Observed Data Credit
Gage owner logo

Raw streamflow data is provided by the California Department of Water Resources.
View CA DWR Data for this station location.

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
2021*
839
6.78
Jan 28, 2021
2020*
308
5.17
Mar 17, 2020
2019*
6,080
15.14
Mar 6, 2019
2018*
2,180
9.62
Nov 26, 2017
2017*
7,650
17.34
Feb 10, 2017
 Historical High Stage/Flow Events (Period of Record - Dec 1997 to Present) - Ranked by Flow
1998*
9,395
18.48
Feb 3, 1998
2006*
9,328
18.40
Apr 4, 2006
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Partly cloudy. Highs 56 to 64. West winds up to 15 mph.

Tonight: Mostly cloudy in the evening then becoming mostly clear. Colder. Lows 34 to 41. West winds 10 to 15 mph with gusts to around 35 mph.

Monday: Mostly sunny. Breezy. Highs 51 to 59. Northwest winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Gusts up to 35 mph.

Monday Night: Clear, breezy. Lows 32 to 40. Northwest winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. Gusts up to 35 mph.

Tuesday: Areas of frost in the morning. Sunny. Highs 53 to 61. Northwest winds 10 to 15 mph.

Tuesday Night: Mostly clear. Lows 34 to 40.

Wednesday: Mostly sunny. Highs 56 to 64.

Wednesday Night and Thursday: Mostly clear. Lows around 41. Highs 58 to 68.

Thursday Night: Partly cloudy. Lows around 46.

Friday and Friday Night: Mostly clear. Highs 65 to 73. Lows 46 to 52.

Saturday: Mostly sunny. Highs 70 to 78.
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.