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
Issuance Time: Sep 22 2023 at 8:18 AM PDTNext Issuance: Sep 23 2023 at 9:00 AM PDT
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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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
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 on to 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)
Tonight: Clear. Lows 49 to 55. South winds up to 10 mph with gusts to around 20 mph.

Saturday: Sunny. Highs 76 to 82. South winds up to 15 mph.

Saturday Night: Mostly clear. Lows 50 to 56. South winds 10 to 15 mph.

Sunday: Partly cloudy in the morning then clearing. Highs 75 to 81. South winds up to 15 mph.

Sunday Night: Partly cloudy. Lows 51 to 57. Southwest winds 10 to 15 mph.

Monday: Partly cloudy with a slight chance of rain showers. Highs 72 to 79.

Monday Night: Mostly cloudy with a slight chance of rain showers. Lows 56 to 62.

Tuesday: Mostly sunny. Highs 75 to 81.

Tuesday Night through Thursday Night: Clear. Lows 52 to 61. Highs 75 to 85.

Friday: Mostly sunny. Highs 76 to 82.
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.