Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 4 observed points and 1 forecast point.
Flood-stage context
Source-published thresholds where available
Action40 ftSource-backed threshold
Minor flood45 ftSource-backed threshold
Moderate flood50 ftSource-backed threshold
Major flood60 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage34.6 ftValid Sep 3, 2026 at 7:00 AM CDT
Observations
stage
34.77 ft
Observed Aug 29, 2026 at 7:00 PM CDT
stage
34.55 ft
Observed Aug 23, 2026 at 7:00 PM CDT
stage
34.53 ft
Observed Aug 17, 2026 at 7:00 PM CDT
stage
34.61 ft
Observed Aug 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.