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

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COSUMNES RIVER - MICHIGAN BAR (MHBC1)
Latitude: 38.50º NLongitude: 121.04º WElevation: 168 Feet
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Monitor Stage: 7.0 FeetFlood Stage: 12.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2022
14,000
10.11
Oct 25, 2021
2021
3,140
6.56
Jan 28, 2021
2020
7,180
8.26
Apr 6, 2020
2019
13,500
10.01
Feb 14, 2019
2018
22,500
11.87
Mar 22, 2018
 Historical High Stage/Flow Events (Period of Record - Oct 1907 to Present) - Ranked by Flow
1997
93,000
18.54
Jan 02, 1997
2017
49,700
15.19
Feb 10, 2017
1986
45,100
14.76
Feb 17, 1986
1956
42,000
14.59
Dec 23, 1955
1963
39,400
14.11
Feb 01, 1963
1965
37,500
13.80
Dec 23, 1964
1982
37,000
13.70
Feb 16, 1982
Location Photographs
ESRI™ Locator Map
Impacts - E19 Information
8.0 FeetLow-lying lands along the river begin to flood.
12.0 FeetWater flows onto the road near Wilton.
13.2 FeetWater floods houses in Wilton. The south bank levee near Wilton is overtopped.
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Mostly cloudy. A chance of rain showers in the morning, then rain showers likely in the afternoon. Highs 48 to 55. South winds 10 to 15 mph with gusts to around 25 mph.

Tonight: Mostly cloudy. A chance of rain showers in the evening, then a slight chance of rain showers after midnight. Lows 35 to 41. South winds 10 to 15 mph.

Monday: Mostly cloudy with a slight chance of rain showers. Highs 50 to 57. South winds around 10 mph. Gusts up to 20 mph in the afternoon.

Monday Night: Mostly cloudy with a chance of rain showers. Lows around 47. South winds 10 to 15 mph with gusts to around 25 mph.

Tuesday: Rain showers likely. Highs 55 to 61. South winds 10 to 15 mph with gusts to around 25 mph.

Tuesday Night: Mostly cloudy with a chance of rain showers. Lows around 46.

Wednesday: Mostly cloudy with a chance of rain showers. Highs 56 to 62.

Wednesday Night and Thursday: Mostly clear. Lows around 42. Highs 59 to 65.

Thursday Night and Friday: Clear. Lows around 39. Highs 60 to 66.

Friday Night: Mostly clear. Lows around 43.

Saturday: Mostly cloudy with a slight chance of rain showers. Highs 59 to 64.
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.