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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: Oct 22 2014 at 8:17 AM PDTNext Issuance: Oct 23 2014 at 9:00 AM PDT
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. Lows 52 to 58. South winds up to 10 mph.

Thursday: Mostly cloudy with a slight chance of rain. Highs 69 to 77. Southwest winds up to 10 mph.

Thursday Night: Mostly cloudy. A slight chance of rain in the evening. Lows 51 to 57. Southwest winds up to 10 mph in the evening becoming light.

Friday: Mostly cloudy in the morning then becoming partly cloudy. Highs 75 to 81. North winds up to 10 mph in the morning becoming light.

Friday Night: Mostly clear in the evening and then mostly cloudy with a slight chance of rain after midnight. Lows 53 to 59. South winds up to 10 mph.

Saturday: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Highs 66 to 72.

Saturday Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows around 51.

Sunday: Partly cloudy with a slight chance of rain showers. Highs 65 to 71.

Sunday Night through Monday Night: Mostly clear. Lows 47 to 53. Highs 65 to 74.

Tuesday: Partly cloudy. Highs around 70.

Tuesday Night: Mostly cloudy with a slight chance of rain. Lows 48 to 54.

Wednesday: Mostly cloudy with a slight chance of rain showers. Highs 67 to 73.
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.