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RUSSIAN RIVER - GEYSERVILLE (GEYC1)

Latitude: 38.71º N	Longitude: 122.89º W	Elevation: 190 Feet
Location: Sonoma County in California		Bulletin Group: Russian Napa		River Group: Russian Napa

Issuance Time:

Jul 07, 2025 at 7:53 AM PDT

Action/Monitor: 38.0 Feet

Minor Flood: 39.7 Feet

Moderate Flood: 46.0 Feet

Major Flood: 50.0 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. Plot Type:

CSV Ensemble Files (Data in kcfs): Forecast Group | GEYC1

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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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Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ506)

rest of Tonight: Partly cloudy late in the evening then becoming mostly cloudy. Patchy fog late in the evening. Areas of fog after midnight. Lows in the upper 40s to mid 50s. Southwest winds 10 to 15 mph.

Tuesday: Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the mid 60s to lower 80s. Southwest winds 5 to 15 mph.

Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Areas of fog after midnight. Lows in the upper 40s to mid 50s. West winds 5 to 15 mph.

Wednesday: Mostly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the 70s to 80s. West winds 5 to 10 mph.

Wednesday Night: Mostly clear. Lows in the 50s to lower 60s. West winds 10 to 15 mph decreasing to up to 5 mph after midnight.

Thursday: Sunny. Highs in the upper 70s to lower 90s.

Thursday Night and Friday: Mostly clear. Lows in the 50s to lower 60s. Highs in the mid 70s to lower 90s.

Friday Night: Mostly clear except patchy fog. Lows in the 50s.

Saturday: Partly cloudy in the morning then becoming sunny. Highs in the 70s to 80s.

Saturday Night: Clear in the evening then becoming partly cloudy. Patchy fog. Lows in the 50s.

Sunday: Partly cloudy in the morning then becoming sunny. Highs in the 70s to 80s.

Sunday Night: Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the 50s.

Monday: Mostly cloudy in the morning then becoming sunny. Highs in the 70s to 80s.

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