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NWS / NWPSSite ID: GRWS2active

NWS / NWPS GRWS2

Missouri River near Greenwood

Missouri River • Charles Mix • SD

Latest public reading26.32 ftObserved Sep 2, 2026 at 10:30 PM CDT
TrendNo clear trendNo forecast linked
Data freshnessStaleBeyond three times the publishing interval. Value shown with its age, never hidden.Observation 199 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

7D30D1Y5Y

Stage and discharge

Hourly readings and linked forecast values

Observed

Stage and discharge chart includes 2 observed points.

Line chart: Observed051015202530LatestNow
Data series

Flood-stage context

Source-published thresholds where available

Action29 ftSource-backed threshold
Minor flood30 ftSource-backed threshold
Moderate flood31 ftSource-backed threshold
Major flood32 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

Forecasts are not available for this gauge in RiverStat.us launch sources.

Observations

Gage height

26.32 ft

Observed Sep 2, 2026 at 10:30 PM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.

RiverStat.us is an independent public data viewer and is not affiliated with USGS or NOAA.

A clear view of U.S. river conditions, gauges, and forecasts.

RiverStat.us aggregates public water data from official and public sources. Data may be delayed, provisional, missing, incorrect, or later corrected by the source.

Data from USGS Water Data and NOAA/NWS.