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: 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
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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
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)
Tonight: Partly cloudy in the evening, then cloudy with a chance of rain showers after midnight. Lows around 52. South winds 10 to 15 mph. Gusts up to 25 mph after midnight.

Sunday: Mostly cloudy. Rain showers in the morning, then a chance of rain showers in the afternoon. Highs 61 to 67. South winds 10 to 20 mph with gusts to around 35 mph.

Sunday Night: Partly cloudy with a slight chance of rain showers in the evening, then mostly cloudy after midnight. Lows around 50. Southeast winds up to 10 mph.

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

Monday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows 49 to 55. Southwest winds up to 10 mph.

Tuesday: Mostly sunny. Warmer. Highs 77 to 85.

Tuesday Night: Mostly clear. Lows around 56.

Wednesday and Wednesday Night: Partly cloudy. Highs 79 to 85. Lows around 56.

Thursday through Friday: Mostly clear. Highs 79 to 86. Lows around 57.

Friday Night: Partly cloudy. Lows around 58.

Saturday: Mostly sunny. Highs 79 to 87.
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.