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: Oct 15 2019 at 7:49 AM PDTNext Issuance: Oct 16 2019 at 9:00 AM PDT
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
2018*
24,200
42.92
Mar 23, 2018
2017*
33,900
43.99
Jan 11, 2017
2016*
6,626
40.20
Mar 14, 2016
2015*
5,766
39.31
Feb 9, 2015
2014*
2,370
43.05
Feb 10, 2014
 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)
Today: Sunny. Highs around 80. Light winds.

Tonight: Clear. Lows 43 to 53. South winds up to 10 mph.

Wednesday: Mostly sunny in the morning then becoming partly cloudy. Highs around 76. South winds up to 10 mph.

Wednesday Night: Mostly cloudy. A chance of rain showers after midnight. Lows 49 to 55. South winds around 10 mph.

Thursday: Partly cloudy with a slight chance of rain showers in the morning, then mostly sunny in the afternoon. Highs 68 to 73. South winds up to 10 mph shifting to the northwest around 10 mph in the afternoon.

Thursday Night: Clear. Lows 43 to 51.

Friday: Mostly sunny. Highs 69 to 74.

Friday Night: Mostly clear. Lows 43 to 51.

Saturday: Partly cloudy with a slight chance of rain showers. Highs 68 to 74.

Saturday Night: Partly cloudy. Lows 43 to 53.

Sunday and Sunday Night: Mostly clear. Highs 71 to 77. Lows 45 to 55.

Monday: Sunny. Highs 77 to 83.
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.