Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 4 observed points and 60 forecast points.
Flood-stage context
Source-published thresholds where available
Action25 ftSource-backed threshold
Minor flood33 ftSource-backed threshold
Moderate flood38 ftSource-backed threshold
Major flood42 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage12.9 ftValid Jul 27, 2026 at 10:00 AM CDT
HGIFF • stage12.8 ftValid Jul 27, 2026 at 11:00 AM CDT
HGIFF • stage12.7 ftValid Jul 27, 2026 at 12:00 PM CDT
HGIFF • stage12.6 ftValid Jul 27, 2026 at 1:00 PM CDT
HGIFF • stage12.8 ftValid Jul 27, 2026 at 2:00 PM CDT
HGIFF • stage13.2 ftValid Jul 27, 2026 at 3:00 PM CDT
Observations
stage
18.99 ft
Observed Jul 26, 2026 at 7:00 PM CDT
stage
14.34 ft
Observed Jul 13, 2026 at 7:00 PM CDT
stage
16.27 ft
Observed Jul 9, 2026 at 7:00 PM CDT
stage
15.14 ft
Observed Jul 3, 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.