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NWS / NWPSSite ID: MSVI4active

NWS / NWPS MSVI4

Boyer River near Missouri Valley

Boyer River • Harrison • IA

Latest public reading999.51 ftObserved Sep 3, 2026 at 3:00 AM CDT
TrendFallingNo forecast linked
Data freshnessStaleBeyond three times the publishing interval. Value shown with its age, never hidden.Observation 166 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed

Stage and discharge chart includes 30 observed points.

Line chart: Observed02004006008001.0K1.2K2026-05-102026-08-172026-09-03
Data series

Flood-stage context

Source-published thresholds where available

Action1,018 ftSource-backed threshold
Minor flood1,021 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

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

Observations

stage

999.51 ft

Observed Sep 2, 2026 at 7:00 PM CDT

stage

999.54 ft

Observed Aug 29, 2026 at 7:00 PM CDT

stage

999.53 ft

Observed Aug 27, 2026 at 7:00 PM CDT

stage

999.46 ft

Observed Aug 23, 2026 at 7:00 PM CDT

stage

1,000.19 ft

Observed Aug 17, 2026 at 7:00 PM CDT

stage

1,000.51 ft

Observed Aug 16, 2026 at 7:00 PM CDT

stage

999.85 ft

Observed Aug 12, 2026 at 7:00 PM CDT

stage

999.66 ft

Observed Aug 10, 2026 at 7:00 PM CDT

stage

999.52 ft

Observed Aug 9, 2026 at 7:00 PM CDT

stage

999.76 ft

Observed Aug 4, 2026 at 7:00 PM CDT

stage

999.62 ft

Observed Aug 3, 2026 at 7:00 PM CDT

stage

999.71 ft

Observed Aug 2, 2026 at 7:00 PM CDT

stage

999.67 ft

Observed Jul 31, 2026 at 7:00 PM CDT

stage

999.76 ft

Observed Jul 28, 2026 at 7:00 PM CDT

stage

999.66 ft

Observed Jul 24, 2026 at 7:00 PM CDT

stage

1,000.49 ft

Observed Jul 10, 2026 at 7:00 PM CDT

stage

1,000.19 ft

Observed Jul 6, 2026 at 7:00 PM CDT

stage

1,000.26 ft

Observed Jun 28, 2026 at 7:00 PM CDT

stage

1,000.41 ft

Observed Jun 24, 2026 at 7:00 PM CDT

stage

1,000.33 ft

Observed Jun 22, 2026 at 7:00 PM CDT

stage

1,000.43 ft

Observed Jun 21, 2026 at 7:00 PM CDT

stage

1,000.3 ft

Observed Jun 20, 2026 at 7:00 PM CDT

stage

1,000.33 ft

Observed Jun 19, 2026 at 7:00 PM CDT

stage

1,000.81 ft

Observed Jun 8, 2026 at 7:00 PM CDT

stage

1,000.67 ft

Observed Jun 4, 2026 at 7:00 PM CDT

stage

1,000.89 ft

Observed May 31, 2026 at 7:00 PM CDT

stage

1,000.82 ft

Observed May 29, 2026 at 7:00 PM CDT

stage

1,001.02 ft

Observed May 25, 2026 at 7:00 PM CDT

stage

1,000.72 ft

Observed May 22, 2026 at 7:00 PM CDT

stage

1,000.55 ft

Observed May 9, 2026 at 7:00 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.