Stage and discharge
Hourly readings and linked forecast values
Observed Forecast
Stage and discharge chart includes 2 observed points and 60 forecast points.
Flood-stage context
Source-published thresholds where available
Action6 ftSource-backed threshold
Minor flood8 ftSource-backed threshold
Moderate flood19 ftSource-backed threshold
Major flood28 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage0.9 ftValid Jun 21, 2026 at 11:00 AM CDT
HGIFF • stage0.3 ftValid Jun 21, 2026 at 12:00 PM CDT
HGIFF • stage-0.4 ftValid Jun 21, 2026 at 1:00 PM CDT
HGIFF • stage-1 ftValid Jun 21, 2026 at 2:00 PM CDT
HGIFF • stage-1.3 ftValid Jun 21, 2026 at 3:00 PM CDT
HGIFF • stage-1.5 ftValid Jun 21, 2026 at 4:00 PM CDT
Observations
Stage
1.66 ft
Observed Jun 18, 2026 at 7:54 PM CDT
Stage
0.4 ft
Observed Jun 15, 2026 at 12:54 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.