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: Sep 30 2016 at 1:19 PM PDTNext Issuance: Oct 01 2016 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
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
2011*
19,014
44.80
Mar 17, 2011
 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)
Tonight: Clear. Lows 46 to 52. South winds 10 to 15 mph with gusts to around 25 mph.

Saturday: Sunny. Highs 71 to 76. South winds around 10 mph with gusts to around 20 mph shifting to the west up to 10 mph in the afternoon.

Saturday Night: Mostly clear. Lows 45 to 51. South winds up to 10 mph.

Sunday: Mostly cloudy. A slight chance of rain showers in the morning and then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs 63 to 69. South winds 10 to 15 mph.

Sunday Night: Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening and then a chance of rain showers after midnight. Lows 44 to 50. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening.

Monday: Mostly cloudy with a slight chance of rain showers. Highs 65 to 71.

Monday Night: Partly cloudy. Lows around 51.

Tuesday: Partly cloudy. Highs 72 to 77.

Tuesday Night through Friday: Mostly clear. Lows around 53. Highs 74 to 84.
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.