CNRFC Ensemble Plot for FMWC1

Short-Rng Pks	10D Prob	10 Accum
4x5D Prob	Mnth Prob	Seas Trnd
WY Trend	WY Accum	Multi-Yr Accum
Historical	Verification	Custom

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SACRAMENTO RIVER - FREMONT WEIR (FMWC1)

Latitude:
38.77º N

Longitude:
121.67º W

Elevation:
40 Feet

Location: Sutter & Yolo County in CA

River Group: Lower Sacramento

Issuance Time:

Jan 10 2026 at 11:15 AM PST

Action/
Monitor:
32.0 Ft

Minor
Flood:
39.5 Ft

Moderate
Flood:
43.0 Ft

Major
Flood:
44.0 Ft

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. Plot Type:

CSV Ensemble Files (Data in kcfs): Forecast Group | FMWC1

Cursor readout:

Show:

		Official Forecast (Deterministic)
		Ensemble Mean
		Model Traces

	Hourly Probabilities
		0-5% chance
		5-25% chance
		25-40% chance
		40-60% chance

What information is considered in this forecast?

Verification / Historical Plots
<-- Previous Forecast	Forecast Date: Forecast Cycle:

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Flood Impacts
44.0 Feet	Stages above 44.0 feet result in flooding outside the levees. Top of levee.
37.3 Feet	At 5.3 feet of overflow Egbert Tract floods.
33.1 Feet	At one foot of overflow, the river road to Woodland is closed due to flooding.
32.0 Feet	Fremont Weir crest elevation. Overflow begins into the Yolo Bypass flooding agricultural lands.

Official 7 Day National Weather Service Forecast (CAZ017)

Tonight: Mostly cloudy. Patchy dense fog late in the night. Lows 35 to 41. Light winds.

Sunday: Patchy dense fog in the morning. Mostly cloudy. Highs around 55. Light winds.

Sunday Night: Mostly cloudy in the evening then becoming mostly clear. Patchy fog after midnight. Lows 35 to 40. Light winds.

Monday: Partly cloudy in the morning then clearing. Patchy fog and frost in the morning. Highs around 54. Light winds.

Monday Night: Mostly clear. Patchy fog after midnight. Lows 36 to 42. Light winds.

Tuesday: Mostly sunny. Patchy fog. Highs around 56.

Tuesday Night: Mostly clear. Patchy fog. Lows 38 to 44.

Wednesday through Thursday: Mostly clear. Patchy fog. Highs 54 to 62. Lows 38 to 45.

Thursday Night through Friday Night: Mostly clear. Lows 40 to 46. Highs around 60.

Saturday: Partly cloudy. Highs around 59.

Flood Impacts
44.0 Feet	Stages above 44.0 feet result in flooding outside the levees. Top of levee.
37.3 Feet	At 5.3 feet of overflow Egbert Tract floods.
33.1 Feet	At one foot of overflow, the river road to Woodland is closed due to flooding.
32.0 Feet	Fremont Weir crest elevation. Overflow begins into the Yolo Bypass flooding agricultural lands.