CNRFC - Hydrology - River Guidance - Graphical RVF

FEATHER RIVER - GRIDLEY (GRIC1)

Latitude: 39.37º N	Longitude: 121.65º W	Elevation: 92 Feet
Location: Butte County in California		River Group: Lower Sacramento

Issuance Time:

Feb 15 2019 at 2:57 PM PST

Next Issuance:

Feb 16 2019 at 9:00 AM PST

Monitor Stage: 95.0 Feet

Flood Stage: 103.8 Feet

Danger Stage: 104.8 Feet

Observed Data Credit
	Raw streamflow data is provided by the California Department of Water Resources. View CA DWR Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2017*	129,000	96.37	Feb 14, 2017
2016*	10,912	78.37	Jun 29, 2016
2015*	4,052	75.37	May 15, 2015
2014*	3,865	75.27	Jun 19, 2014
2013*	6,000	76.33	Oct 10, 2012
Historical High Stage/Flow Events (Period of Record - Mar 1929 to Present)
1956	--	102.25**	Dec 23, 1955
1986*	--	100.06	Feb 19, 1986
1997*	--	98.83	Jan 2, 1997
2017*	129,000	96.37	Feb 14, 2017
1995*	89,434	94.66	Mar 12, 1995
2006*	76,964	91.97	Jan 3, 2006
* Discharge affected by regulation or diversion
** Peak stage before regulation by Oroville Dam began in 1967 (also old datum)
*** Datum difference is -2.9 ft and must be applied to data to convert from NGVD29 to NAVD88

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ016)

Tonight: Mostly cloudy with a chance of rain showers. Breezy. Lows 38 to 44. South winds 15 to 25 mph with gusts to around 35 mph.

Saturday: Mostly cloudy. A chance of rain showers in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs around 53. South winds 10 to 20 mph.

Saturday Night: Partly cloudy in the evening then becoming mostly cloudy. A chance of rain showers. Lows around 36. South winds up to 10 mph. Gusts up to 20 mph in the evening.

Sunday: Mostly cloudy with a chance of rain showers in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Highs around 51. Northwest winds up to 10 mph.

Sunday Night: Mostly clear. Lows 31 to 37. North winds 10 to 15 mph with gusts to around 25 mph.

Washingtons Birthday: Sunny. Highs around 55.

Monday Night: Mostly clear. Lows 30 to 36.

Tuesday and Tuesday Night: Mostly clear. Highs around 54. Lows 30 to 36.

Wednesday: Partly cloudy with a slight chance of rain showers. Highs around 53.

Wednesday Night: Mostly cloudy with a chance of rain showers. Lows around 36.

Thursday: Partly cloudy with a slight chance of rain showers. Highs around 53.

Thursday Night and Friday: Mostly clear. Lows 32 to 38. Highs around 53.

Impacts - E19 Information
96.0 Feet	Overflow of the east bank begins east of Gridley. This water flows into orchards.
98.2 Feet	General overflow of the east bank south of the gage to near Highway 70 occurs. This floods extensive areas of farm land.
100.0 Feet	Water flows over Highway 70 south of East Gridley Road.
102.3 Feet	East bank overflows from Hamilton Bend to Four Corners and to near Highway 40.
107.2 Feet	Stages above 107.2 feet result in flooding outside the levees. Top of levee.

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.

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