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

Start of River Group | 

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: May 25 2019 at 8:46 AM PDTNext Issuance: May 26 2019 at 9:00 AM PDT
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
Gage owner logo

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

Verification - Historical Graphical RVF
Month:  
Day:  
Year:  
Cycle:  
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
2017*
258,000
37.79
Feb 11, 2017
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
 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 and must be applied to all data before date to convert to NAVD88
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Mostly cloudy. Numerous rain showers in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs 61 to 67. South winds 10 to 20 mph.

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows around 50. South winds up to 10 mph.

Memorial Day: Mostly cloudy in the morning then becoming partly cloudy. Highs 68 to 74. South winds up to 10 mph.

Monday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows around 52. South winds around 10 mph in the evening becoming light.

Tuesday: Mostly sunny. Warmer. Highs 78 to 86. Northwest winds up to 15 mph.

Tuesday Night: Mostly clear. Lows 54 to 60.

Wednesday: Partly cloudy. Highs 80 to 86.

Wednesday Night through Saturday: Mostly clear. Lows around 58. Highs 78 to 88.
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.