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: Jul 03, 2025 at 9:16 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
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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)
Tonight: Mostly cloudy in the evening then clearing. Lows 56 to 62. South winds up to 15 mph.

Independence Day: Sunny. Highs around 86. Southeast winds up to 10 mph with gusts to around 20 mph.

Friday Night: Clear. Lows 53 to 59. Southeast winds up to 10 mph.

Saturday: Sunny. Highs around 89. Light winds becoming south up to 10 mph in the afternoon.

Saturday Night: Clear. Lows 57 to 63. Southeast winds up to 10 mph.

Sunday: Sunny. Highs around 93.

Sunday Night: Clear. Lows 57 to 65.

Monday through Wednesday: Clear. Highs around 95. Lows 57 to 65.

Wednesday Night and Thursday: Clear. Lows 62 to 70. Highs around 99.