Stage and discharge
Daily rollups and linked forecast values
Observed Forecast
Stage and discharge chart includes 6 observed points and 60 forecast points.
Flood-stage context
Source-published thresholds where available
Action36 ftSource-backed threshold
Minor flood37 ftSource-backed threshold
Moderate flood40 ftSource-backed threshold
Major flood44 ftSource-backed threshold
Forecast
Linked NWS/NWPS values
HGIFF • stage20 ftValid Jun 21, 2026 at 7:00 PM CDT
HGIFF • stage20 ftValid Jun 22, 2026 at 1:00 AM CDT
HGIFF • stage20.1 ftValid Jun 22, 2026 at 7:00 AM CDT
status • stage20.1 ftValid Jun 22, 2026 at 7:00 AM CDT
HGIFF • stage20.1 ftValid Jun 22, 2026 at 1:00 PM CDT
HGIFF • stage20 ftValid Jun 22, 2026 at 7:00 PM CDT
Observations
stage
18.89 ft
Observed Jun 15, 2026 at 7:00 PM CDT
stage
22.69 ft
Observed Jun 8, 2026 at 7:00 PM CDT
stage
24.01 ft
Observed May 31, 2026 at 7:00 PM CDT
stage
19.48 ft
Observed May 27, 2026 at 7:00 PM CDT
stage
14.11 ft
Observed May 18, 2026 at 7:00 PM CDT
stage
22.12 ft
Observed May 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.