Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 3 observed points and 25 forecast points.
Flood-stage context
Source-published thresholds where available
Action649 ftSource-backed threshold
Minor flood651.1 ftSource-backed threshold
Moderate flood653 ftSource-backed threshold
Major flood655 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage633.63 ftValid Sep 10, 2026 at 12:00 PM CDT
HGIFF • stage633.72 ftValid Sep 10, 2026 at 6:00 PM CDT
HGIFF • stage633.81 ftValid Sep 11, 2026 at 12:00 AM CDT
HGIFF • stage634.01 ftValid Sep 11, 2026 at 6:00 AM CDT
HGIFF • stage634.05 ftValid Sep 11, 2026 at 12:00 PM CDT
HGIFF • stage634.07 ftValid Sep 11, 2026 at 6:00 PM CDT
Observations
stage
633.54 ft
Observed Sep 8, 2026 at 7:00 PM CDT
stage
634.03 ft
Observed Sep 1, 2026 at 7:00 PM CDT
stage
634.63 ft
Observed Aug 17, 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.