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 - MCCONNELL (MCNC1)
Latitude: 38.36º NLongitude: 121.34º WElevation: 5 Feet
Location: Sacramento County in CaliforniaRiver Group: San Joaquin
Issuance Time: Jan 19 2018 at 2:02 PM PSTNext Issuance: Jan 20 2018 at 9:00 AM PST
Monitor Stage: 40.0 FeetFlood Stage: 46.0 Feet
Observed Data Credit
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Raw streamflow data is provided by the California Department of Water Resources.
View CA DWR 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
2016*
6,626
40.20
Mar 14, 2016
2015*
5,766
39.31
Feb 9, 2015
2014*
2,370
43.05
Feb 10, 2014
2013*
4,332
37.23
Dec 3, 2012
2012*
7,715
41.07
Feb 27, 2007
 Historical High Stage/Flow Events (Period of Record - Jan 1952 to Present)
1997*
--
48.50
Jan 02, 1997
1986
--
47.10
Feb 18, 1986
2006*
36,209
47.02
Jan 01, 2006
1998*
--
46.56
Feb 04, 1998
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ017)
Rest of Tonight: Mostly clear. Lows around 36. North winds around 10 mph.

Saturday: Mostly sunny. Highs around 54. Northwest winds up to 10 mph.

Saturday Night: Mostly clear in the evening then becoming mostly cloudy. Lows around 36. Light winds.

Sunday: Mostly cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs around 51. South winds up to 15 mph.

Sunday Night: Rain showers likely. Lows around 44. Southeast winds 10 to 20 mph.

Monday: Mostly cloudy with a chance of rain showers. Highs around 54.

Monday Night: Mostly cloudy with a slight chance of rain showers. Lows around 42.

Tuesday and Tuesday Night: Mostly cloudy with a chance of rain. Highs around 52. Lows around 44.

Wednesday: Rain likely. Highs around 55.

Wednesday Night: Mostly cloudy with a chance of rain. Lows around 41.

Thursday and Thursday Night: Mostly cloudy with a slight chance of rain. Highs around 53. Lows around 39.

Friday: Mostly cloudy. Highs around 54.
Impacts - E19 Information
39.0 FeetThe Cosumnes River overflow channel begins to flow.
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.