StormCast — Weather & Emergency Alerts

South Platte River near Weldona
Colorado — Water Level & Flood Stage

Located in Morgan County, Colorado on the South Platte 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: WNAC2). Live data may be limited. View on NWS AHPS →

Flood Stages

Major Flood

12 ft

27,700 cfs

Moderate Flood

11 ft

20,000 cfs

Minor Flood

10 ft

15,700 cfs

Action Stage

8 ft

9,060 cfs

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

What Floods at Each Level

19 ft

Near record flooding occurs.

15.5 ft

Extensive inundation of roads and structures occurs along the river.

12.5 ft

There is extensive flooding of agricultural land. Flooding threatens roads and structures along the river.

11 ft

There is moderate flooding of agricultural land along the river.

10 ft

There is widespread lowland and meadow flooding. Irrigation works are impacted.

8 ft

The river is out of its banks and into fields and meadows.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Sep 13, 201319.2 ft60,000 cfs
Sep 13, 201319.2 ft60,000 cfs
May 7, 197311.68 ft26,800 cfs
May 7, 197311.68 ft26,800 cfs
May 12, 201510.87 ft18,100 cfs

About This Gauge

NWS LID

WNAC2

River

South Platte River

County

Morgan, CO

Coordinates

40.3210°N, 103.9228°W

Get Flood Alerts for South Platte 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 South Platte River near Weldona?

The South Platte River near Weldona 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 South Platte River near Weldona?

The NWS-defined flood stage for South Platte River near Weldona is 10 feet. Action stage begins at 8 feet. Moderate flooding starts at 11 feet, and major flooding at 12 feet.

How do I get alerts when South Platte River rises?

Download StormCast free on Google Play, go to River Gauges, and add South Platte River near Weldona 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 South Platte River near Weldona gauge located?

The gauge is located in Morgan County, Colorado at coordinates 40.3210°N, 103.9228°W. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: CO Division of Water Resources