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

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MIDDLE FORK FEATHER RIVER - MERRIMAC (MRMC1)
Latitude: 39.70º NLongitude: 121.27º WElevation: 1560 Feet
Location: Butte County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Jul 05 2025 at 7:37 AM PDTNext Issuance: Jul 06 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

Please Note:
1) Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

2) At extremely low river flows, the "Observed (Raw Data)" may show readings below the lower end of the available rating table, while the "Observed (Simulated)" will only show values at the bottom of the rating table, creating a potential discrepancy between the two readings.
Observed Data Credit
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Raw streamflow data is provided by the California Department of Water Resources.
View California Department of Water Resources Data for this station location.

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ068)
Today: Sunny, warmer. Highs 63 to 78 higher elevations and 69 to 84 lower elevations. Prevailing east winds up to 10 mph shifting to the southwest in the afternoon.

Tonight: Clear. Lows 47 to 62. Prevailing southwest winds up to 10 mph in the evening becoming light.

Sunday: Sunny, warmer. Highs 72 to 87 higher elevations and 77 to 92 lower elevations. Light winds becoming southwest up to 10 mph in the afternoon.

Sunday Night: Clear. Lows 51 to 66. Prevailing southwest winds up to 10 mph in the evening becoming light.

Monday: Sunny. Highs 72 to 87 higher elevations and 77 to 92 lower elevations. Light winds becoming southwest up to 10 mph in the afternoon.

Monday Night: Clear. Lows 50 to 65.

Tuesday: Sunny. Highs 71 to 86.

Tuesday Night through Wednesday Night: Clear. Lows 49 to 64. Highs 71 to 86.

Thursday through Friday: Clear. Highs 80 to 95. Lows 53 to 68.
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.