StormCast — Weather & Emergency Alerts

Thompsen Creek at Sunnyslope Road
California — Water Level & Flood Stage

Located in Sonoma County, California on the Thompsen Creek. Live water level data from USGS, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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This is an NWS forecast point (LID: PMFC1). Live data may be limited. View on NWS AHPS →

Flood Stages

Major Flood

80 ft

Moderate Flood

78 ft

Minor Flood

76 ft

Action Stage

74 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

7-Day Water Level Chart

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View Official NWS Hydrograph →

About This Gauge

NWS LID

PMFC1

River

Thompsen Creek

County

Sonoma, CA

Coordinates

38.2172°N, 122.6319°W

Get Flood Alerts for Thompsen Creek

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

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Frequently Asked Questions

What is the current water level of Thompsen Creek at Sunnyslope Road?

The Thompsen Creek at Sunnyslope Road gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Thompsen Creek at Sunnyslope Road?

The NWS-defined flood stage for Thompsen Creek at Sunnyslope Road is 76 feet. Action stage begins at 74 feet. Moderate flooding starts at 78 feet, and major flooding at 80 feet.

How do I get alerts when Thompsen Creek rises?

Download StormCast free on Google Play, go to River Gauges, and add Thompsen Creek at Sunnyslope Road to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Thompsen Creek at Sunnyslope Road gauge located?

The gauge is located in Sonoma County, California at coordinates 38.2172°N, 122.6319°W. Data is provided by the U.S. Geological Survey and the National Weather Service.

More Resources

Source & Notes

Data provided by: City of Petaluma