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



SACRAMENTO RIVER - MOULTON WEIR (CLSC1)
Latitude: 39.34º NLongitude: 122.02º WElevation: 76 Feet
Location: Colusa County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Apr 19, 2025 at 8:18 AM PDT
Action/Monitor: 76.2 FeetMinor Flood: 83.8 FeetModerate Flood: 87.6 FeetMajor Flood: 88.6 Feet
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Short-Range Peak Exceedance Plot   Product Info.   CSV Ensemble Files (Data in kcfs): Forecast Group | CLSC1
Cursor readout:


Show:






What information is considered in this forecast?
Verification / Historical Plots
<-- Previous Forecast  Forecast Date:   Forecast Cycle:  
Select up to 2 thresholds to use to calculate exceedance probabilities.

Threshold 1:


Threshold 2:



Location Photographs

ESRI™ Locator Map
Flood Impacts
88.6 FeetStages above 89.2 feet result in major flooding of areas outside the levees. Top of levee.
76.2 FeetMoulton Weir crest elevation. Overflow begins into butte sink. River Road is flooded and closed.
Official 7 Day National Weather Service Forecast   (CAZ016)
Today: Sunny. Highs 77 to 83. Southeast winds up to 10 mph.

Tonight: Clear. Lows around 53. Southeast winds up to 10 mph shifting to the north after midnight.

Monday: Sunny. Highs 79 to 84. Northwest winds 10 to 15 mph with gusts to around 25 mph.

Monday Night: Clear. Lows 51 to 56. North winds up to 10 mph.

Tuesday: Sunny. Highs 80 to 85. North winds up to 10 mph shifting to the south in the afternoon.

Tuesday Night: Clear. Lows around 52.

Wednesday: Sunny. Highs 77 to 83.

Wednesday Night: Mostly clear. Lows around 51.

Thursday through Friday: Partly cloudy. Highs 69 to 79. Lows around 50.

Friday Night and Saturday: Mostly clear. Lows around 48. Highs 69 to 75.