Stage and discharge
Hourly readings and linked forecast values
Observed Forecast
Stage and discharge chart includes 2 observed points and 16 forecast points.
Flood-stage context
Source-published thresholds where available
Action29 ftSource-backed threshold
Minor flood34 ftSource-backed threshold
Moderate flood38.5 ftSource-backed threshold
Major flood43 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage19.3 ftValid Sep 3, 2026 at 1:00 PM CDT
HGIFF • stage19.3 ftValid Sep 3, 2026 at 7:00 PM CDT
HGIFF • stage19.2 ftValid Sep 4, 2026 at 1:00 AM CDT
HGIFF • stage19.2 ftValid Sep 4, 2026 at 7:00 AM CDT
HGIFF • stage19.2 ftValid Sep 4, 2026 at 1:00 PM CDT
HGIFF • stage19.2 ftValid Sep 4, 2026 at 7:00 PM CDT
Observations
Stage
19.33 ft
Observed Sep 3, 2026 at 5:00 AM CDT
Stage
20.37 ft
Observed Aug 28, 2026 at 7:00 AM 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.