CNRFC - Ensemble Products

*** IMPORTANT *** Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.

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MIDDLE FORK AMERICAN RIVER - FRENCH MEADOWS RESERVOIR (FMDC1)

Latitude: 39.11º N	Longitude: 120.43º W	Elevation: 5263 Feet
Location: Placer County in California		Bulletin Group: Lower Sacramento		River Group: American

Issuance Time:

Jun 13, 2025 at 6:56 AM PDT

Action/Monitor: N/A

Minor Flood: N/A

Moderate Flood: N/A

Major Flood: N/A

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 | FMDC1

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
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Upstream Photo	Gage House Photo	Downstream Photo

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Official 7 Day National Weather Service Forecast (CAZ069)

Tonight: Mostly clear. Lows 40 to 55 higher elevations and 50 to 62 lower elevations. Prevailing southwest winds up to 10 mph with gusts to around 30 mph in the evening becoming light.

Saturday: Mostly sunny. Highs 63 to 78 higher elevations and 73 to 83 lower elevations. Prevailing south winds up to 10 mph with gusts to around 25 mph.

Saturday Night: Mostly clear. Lows 41 to 56 higher elevations and 51 to 63 lower elevations. Prevailing southwest winds up to 10 mph shifting to the southeast after midnight. Gusts up to 25 mph.

Sunday: Mostly sunny. Highs 64 to 79 higher elevations and 75 to 85 lower elevations. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon. Gusts up to 25 mph.

Sunday Night: Mostly clear. Lows 41 to 56 higher elevations and 51 to 63 lower elevations. Prevailing southwest winds up to 10 mph shifting to the southeast after midnight. Gusts up to 25 mph.

Monday: Mostly sunny. Highs 65 to 80.

Monday Night: Clear. Lows 43 to 58.

Tuesday through Friday: Clear. Highs 71 to 86. Lows 46 to 61.

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