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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 24 2014 at 7:38 AM PDTNext Issuance: Oct 25 2014 at 9:00 AM PDT
Monitor Stage: 40.0 FeetFlood Stage: 46.0 Feet
Verification - Historical Graphical RVF
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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 clear in the evening and then mostly cloudy with a slight chance of rain after midnight. Lows 51 to 57. South winds up to 10 mph.

Saturday: Mostly cloudy. A chance of rain in the morning and then rain showers likely and a slight chance of thunderstorms in the afternoon. Windy. Highs 65 to 71. Southeast winds 10 to 15 mph with gusts to around 30 mph shifting to the south 15 to 30 mph with gusts to around 40 mph in the afternoon.

Saturday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening and then a chance of rain showers after midnight. Lows 47 to 55. South winds 10 to 25 mph. Gusts up to 40 mph in the evening.

Sunday: Partly cloudy with a slight chance of rain showers in the morning and then mostly sunny in the afternoon. Highs 65 to 71. Southwest winds up to 10 mph shifting to the northwest around 10 mph in the afternoon.

Sunday Night: Mostly clear. Colder. Lows 41 to 51. Northwest winds up to 15 mph.

Monday: Mostly sunny. Highs 67 to 73.

Monday Night: Mostly clear. Lows 45 to 53.

Tuesday: Partly cloudy. Highs 69 to 75.

Tuesday Night: Mostly cloudy. Lows 50 to 56.

Wednesday and Wednesday Night: Partly cloudy with a slight chance of rain. Highs 71 to 77. Lows 50 to 58.

Thursday and Thursday Night: Mostly cloudy with a slight chance of rain. Highs 68 to 74. Lows 51 to 58.

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