StormCast — Weather & Emergency Alerts

Guana River near Ponte Vedra South (in NAVD88)
Florida — Water Level & Flood Stage

Located in St. Johns County, Florida on the Guana River. 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: GRVF1). Live data may be limited. View on NWS AHPS →

Flood Stages

Major Flood

5.5 ft

Moderate Flood

4.5 ft

Minor Flood

4 ft

Action Stage

3.5 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

GRVF1

River

Guana River

County

St. Johns, FL

Coordinates

30.1367°N, 81.3542°W

Get Flood Alerts for Guana River

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 Guana River near Ponte Vedra South (in NAVD88)?

The Guana River near Ponte Vedra South (in NAVD88) 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 Guana River near Ponte Vedra South (in NAVD88)?

The NWS-defined flood stage for Guana River near Ponte Vedra South (in NAVD88) is 4 feet. Action stage begins at 3.5 feet. Moderate flooding starts at 4.5 feet, and major flooding at 5.5 feet.

How do I get alerts when Guana River rises?

Download StormCast free on Google Play, go to River Gauges, and add Guana River near Ponte Vedra South (in NAVD88) 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 Guana River near Ponte Vedra South (in NAVD88) gauge located?

The gauge is located in St. Johns County, Florida at coordinates 30.1367°N, 81.3542°W. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: Courtesty of FDEP