National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SACRAMENTO RIVER - FREMONT WEIR (FMWC1)
Latitude: 38.77º NLongitude: 121.67º WElevation: 40 Feet
Location: Sutter & Yolo Counties in CaliforniaRiver Group: Lower Sacramento
Issuance Time: Feb 23 2018 at 7:42 AM PSTNext Issuance: Feb 23 2018 at 3:00 PM PST
Monitor Stage: 32.0 FeetFlood Stage: 39.5 FeetDanger Stage: 40.5 Feet

Fremont Weir Location - Stage/Flow into Yolo Bypass (Estimated)
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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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016*
65,654
36.06
Mar 15, 2016
2015*
55,548
33.25
Dec 15, 2014
2014*
25,520
24.04
Mar 6, 2014
2013*
29,400
34.99
Dec 26, 2012
2012*
41,068
29.67
Mar 19, 2012
 Historical High Stage/Flow Events (Period of Record - Jan 1932 to Present)
1997*
~390,000***
42.47**
Jan 02, 1997
1986*
~355,000***
41.70
Feb 20, 1986
2006*
273,670
39.99
Jan 03, 2006
 * Discharge affected by regulation or diversion
 ** Peak stage of record (Weir overflow depth of 8.97 feet)
 *** Flow estimated
 **** Datum changed from (NGVD29) to NAVD88 on 10/01/2016. The difference is -1.45 ft.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Patchy fog and frost early in the morning. Sunny. Highs around 54. North winds up to 15 mph with gusts to around 30 mph.

Tonight: Clear. Lows 28 to 34. Northwest winds around 10 mph with gusts to around 20 mph in the evening becoming light.

Saturday: Mostly sunny in the morning then becoming partly cloudy. Patchy frost in the morning. Highs 53 to 59. Light winds becoming south up to 10 mph in the afternoon.

Saturday Night: Partly cloudy in the evening then clearing. Lows 30 to 38. West winds around 10 mph shifting to the north up to 10 mph after midnight.

Sunday: Mostly sunny. Highs 57 to 63. Northwest winds up to 10 mph shifting to the south around 10 mph in the afternoon.

Sunday Night: Mostly cloudy. Lows 36 to 42.

Monday: Mostly cloudy with a chance of rain showers. Highs 50 to 56.

Monday Night: Partly cloudy with a slight chance of rain showers. Lows 32 to 39.

Tuesday: Mostly sunny. Highs 56 to 62.

Tuesday Night and Wednesday: Partly cloudy. Lows 33 to 39. Highs 54 to 60.

Wednesday Night: Mostly cloudy with a chance of rain showers. Lows 37 to 43.

Thursday: Rain showers likely. Highs around 55.
Impacts - E19 Information
32.0 FeetFremont Weir crest elevation. Overflow begins into the Yolo Bypass flooding agricultural lands.
33.1 FeetAt one foot overflow, River Road to Woodland is closed due to flooding.
37.3 FeetAt 5.3 feet overflow, Egbert Tract floods.
44.0 FeetStages above 44.0 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.