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 CaliforniaRiver Group: San Joaquin
Issuance Time: Dec 07 2021 at 1:33 PM PSTNext Issuance: Dec 08 2021 at 9:00 AM PST
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.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020
7,180
8.26
Apr 6, 2020
2019
13,500
10.01
Feb 14, 2019
2018
22,500
11.87
Mar 22, 2018
2017
49,700
15.19
Feb 10, 2017
2016
9,180
8.89
Mar 7, 2016
 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
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Patchy dense fog until late afternoon. Mostly cloudy. Highs around 54. South winds up to 10 mph.

Tonight: Cloudy. Patchy fog in the evening. A slight chance of rain showers in the evening, then a chance of rain showers after midnight. Lows around 45. South winds up to 10 mph.

Thursday: Mostly cloudy with a chance of rain showers in the morning, then mostly sunny in the afternoon. Highs 50 to 56. West winds around 10 mph shifting to the north with gusts to around 25 mph in the afternoon.

Thursday Night: Mostly clear. Patchy fog after midnight. Colder. Lows 31 to 39. Northwest winds around 10 mph with gusts to around 20 mph.

Friday: Areas of frost and patchy fog in the morning. Mostly sunny. Highs 48 to 54. Northwest winds up to 10 mph with gusts to around 20 mph.

Friday Night: Mostly clear. Patchy fog and frost. Lows 31 to 37.

Saturday: Mostly sunny. Areas of frost and patchy fog. Highs around 52.

Saturday Night: Mostly cloudy with a slight chance of rain showers. Patchy fog. Lows 37 to 43.

Sunday: Mostly cloudy with a chance of rain showers. Highs around 50.

Sunday Night: Mostly cloudy with rain showers likely. Lows around 45.

Monday: Rain showers. Highs around 50.

Monday Night and Tuesday: Rain showers. Lows around 41. Highs 46 to 51.
Impacts - E19 Information
8.0 FeetLow lying lands along the river begin to flood.
12.0 FeetWater flows on to the road near Wilton.
13.2 FeetWater floods houses in Wilton. The south bank levee near Wilton is overtopped.
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.