Stage and discharge
Hourly readings and linked forecast values
Observed Forecast
Stage and discharge chart includes 1 observed point and 28 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 • stage633.64 ftValid Jul 27, 2026 at 12:00 PM CDT
HGIFF • stage633.68 ftValid Jul 27, 2026 at 6:00 PM CDT
HGIFF • stage633.72 ftValid Jul 28, 2026 at 12:00 AM CDT
status • stage633.73 ftValid Jul 28, 2026 at 6:00 AM CDT
HGIFF • stage633.73 ftValid Jul 28, 2026 at 6:00 AM CDT
HGIFF • stage633.73 ftValid Jul 28, 2026 at 12:00 PM CDT
Observations
Stage
633.35 ft
Observed Jul 27, 2026 at 4:00 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.