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MORMON SLOUGH - BELLOTA (MSGC1)
Latitude:
38.05º N		Longitude:
121.01º W		Elevation:
130 Feet
Location: San Joaquin County in CA
River Group: San Joaquin
Issuance Time: Jun 16 2025 at 6:21 AM PDT
Action/
Monitor:
16.0 Ft		Minor
Flood:
22.0 Ft		Moderate
Flood:
30.9 Ft		Major
Flood:
31.9 Ft
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Short-Range Peak Exceedance Plot   Product Info.   CSV Ensemble Files (Data in kcfs): Forecast Group | MSGC1
Created with Highcharts 9.2.1Date/Time (Pacific)River Level (Feet)Flow (CFS)Hourly Peak River Level Probabilities​MORMON SLOUGH - BELLOTA (MSGC1)​Created: 06/16/2025 at 6:21 AM PDTJun 17​Tue​12amJun 18​Wed​12amJun 19​Thu​12amJun 20​Fri​12amJun 21​Sat​12amJun 16​Mon​12pmJun 17​Tue​12pmJun 18​Wed​12pmJun 19​Thu​12pmJun 20​Fri​12pm4.234.22254.2254.22754.2325123122123123124
Cursor readout:
Created with Highcharts 9.2.1Chance of River Level​Exceedance (Feet)
Show:






What information is considered in this forecast?
Verification / Historical Plots
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Location Photographs

ESRI™ Locator Map
Flood Impacts
31.9 FeetTop of Levee right bank levee. Water will overflow toward Bellota and Highway 26.
23.0 FeetDanger Stage
22.0 FeetFlood Stage
16.0 FeetMonitor Stage - Bike trail within lower Calaveras River channel flooded.
14.2 FeetUOP research within the Calaveras River channel is affected by water levels.
9.0 FeetWater rises out of the pilot channel but not yet on the levee slopes.
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Sunny. Highs 83 to 91. Northwest winds up to 15 mph. Gusts up to 25 mph in the afternoon.

Tonight: Clear. Lows 50 to 58. Northwest winds up to 15 mph with gusts to around 25 mph.

Tuesday: Sunny. Highs 87 to 94. Northwest winds up to 10 mph with gusts to around 20 mph.

Tuesday Night: Clear. Lows 55 to 63. Northwest winds up to 15 mph.

Wednesday: Sunny. Highs 92 to 100. Northwest winds up to 10 mph. Gusts up to 20 mph in the afternoon.

Wednesday Night: Clear. Lows 55 to 63.

juneteenth: Sunny. Highs 86 to 94.

Thursday Night through Friday Night: Clear. Lows 50 to 57. Highs 83 to 93.

Saturday and Saturday Night: Clear. Highs 76 to 84. Lows 50 to 60.

Sunday: Sunny. Highs 82 to 90.

Flood Impacts
31.9 FeetTop of Levee right bank levee. Water will overflow toward Bellota and Highway 26.
23.0 FeetDanger Stage
22.0 FeetFlood Stage
16.0 FeetMonitor Stage - Bike trail within lower Calaveras River channel flooded.
14.2 FeetUOP research within the Calaveras River channel is affected by water levels.
9.0 FeetWater rises out of the pilot channel but not yet on the levee slopes.