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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: Dec 21 2014 at 8:43 AM PSTNext Issuance: Dec 22 2014 at 9:00 AM PST
Monitor Stage: 40.0 FeetFlood Stage: 46.0 Feet
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
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
2009*
12,156
43.05
Mar 04, 2009
 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 cloudy. Patchy fog after midnight. Lows around 51. Light winds.

Monday: Mostly cloudy in the morning then clearing. Patchy fog in the morning. Highs around 63. Northwest winds 10 to 15 mph.

Monday Night: Mostly clear. Patchy fog after midnight. Lows around 45. North winds 10 to 15 mph with gusts to around 25 mph.

Tuesday: Patchy fog in the morning. Mostly sunny. Highs around 61. Light winds.

Tuesday Night: Mostly clear. Patchy fog after midnight. Lows around 46. Light winds.

Wednesday: Partly cloudy. Patchy fog. Highs around 60.

Wednesday Night: Mostly cloudy with a slight chance of rain. Lows around 46.

Christmas Day through Saturday Night: Mostly clear. Highs 55 to 60. Lows 38 to 46.

Sunday: Partly cloudy. Highs 55 to 60.
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.

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.