Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 9 observed points and 17 forecast points.
Flood-stage context
Source-published thresholds where available
Action449 ftSource-backed threshold
Minor flood451 ftSource-backed threshold
Moderate flood457 ftSource-backed threshold
Major flood470 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage421.7 ftValid Sep 3, 2026 at 7:00 AM CDT
HGIFF • stage421.7 ftValid Sep 3, 2026 at 1:00 PM CDT
HGIFF • stage421.7 ftValid Sep 3, 2026 at 7:00 PM CDT
HGIFF • stage421.7 ftValid Sep 4, 2026 at 1:00 AM CDT
HGIFF • stage421.7 ftValid Sep 4, 2026 at 7:00 AM CDT
HGIFF • stage421.7 ftValid Sep 4, 2026 at 1:00 PM CDT
Observations
stage
421.83 ft
Observed Sep 2, 2026 at 7:00 PM CDT
stage
426.04 ft
Observed Aug 24, 2026 at 7:00 PM CDT
stage
422.55 ft
Observed Jul 8, 2026 at 7:00 PM CDT
stage
422.7 ft
Observed Jun 20, 2026 at 7:00 PM CDT
stage
422.58 ft
Observed Jun 16, 2026 at 7:00 PM CDT
stage
422.52 ft
Observed Jun 7, 2026 at 7:00 PM CDT
stage
427.88 ft
Observed Jun 1, 2026 at 7:00 PM CDT
stage
423.14 ft
Observed May 14, 2026 at 7:00 PM CDT
stage
423.44 ft
Observed May 13, 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.