Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 5 observed points and 20 forecast points.
Flood-stage context
Source-published thresholds where available
Action33 ftSource-backed threshold
Minor flood34 ftSource-backed threshold
Moderate flood38 ftSource-backed threshold
Major flood41 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage12.2 ftValid Jun 21, 2026 at 7:00 PM CDT
HGIFF • stage12.2 ftValid Jun 22, 2026 at 1:00 AM CDT
HGIFF • stage12.2 ftValid Jun 22, 2026 at 7:00 AM CDT
HGIFF • stage12.2 ftValid Jun 22, 2026 at 1:00 PM CDT
HGIFF • stage12.3 ftValid Jun 22, 2026 at 7:00 PM CDT
HGIFF • stage12.4 ftValid Jun 23, 2026 at 1:00 AM CDT
Observations
stage
12.17 ft
Observed Jun 20, 2026 at 7:00 PM CDT
stage
6.25 ft
Observed Jun 12, 2026 at 7:00 PM CDT
stage
15.59 ft
Observed May 28, 2026 at 7:00 PM CDT
stage
7.85 ft
Observed May 16, 2026 at 7:00 PM CDT
stage
12.75 ft
Observed May 12, 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.