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: Feb 06 2016 at 6:23 AM PSTNext Issuance: Feb 07 2016 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
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
2010*
5,224
38.62
Feb 27, 2010
 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: Mostly clear. Patchy fog after midnight. Lows 40 to 47. North winds up to 10 mph.

Sunday: Areas of fog in the morning. Sunny. Highs 66 to 72. Northeast winds up to 10 mph with gusts to around 30 mph.

Sunday Night: Clear. Patchy fog after midnight. Lows around 46. Light winds becoming northeast up to 10 mph after midnight. Gusts up to 20 mph.

Monday: Patchy fog in the morning. Sunny. Highs 67 to 73. North winds up to 10 mph.

Monday Night: Clear. Patchy fog after midnight. Lows around 45. North winds up to 10 mph.

Tuesday: Sunny. Patchy fog. Highs around 70.

Tuesday Night: Clear. Lows around 47.

Wednesday: Mostly sunny. Highs 66 to 72.

Wednesday Night through Thursday Night: Partly cloudy. Lows around 48. Highs 64 to 72.

Friday: Mostly cloudy. Highs 59 to 67.

Friday Night: Partly cloudy with a slight chance of rain showers. Lows around 46.

Saturday: Partly cloudy. Highs 59 to 65.
Impacts - E19 Information
43.0 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.