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USGSSite ID: 13032500active

USGS 13032500

SNAKE RIVER NR IRWIN ID

SNAKE RIVER • Bonneville County • ID

Latest public reading13,900 cfsObserved May 15, 2026 at 3:30 PM CDT
TrendRisingForecast available
Data freshness StaleObservation 165 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed Forecast

Stage and discharge chart includes 7 observed points and 38 forecast points.

Line chart: Observed, Forecast02.0K4.0K6.0K8.0K10.0K12.0K14.0K2026-05-072026-06-15
Data series

Flood-stage context

Source-published thresholds where available

Action11 ftSource-backed threshold
Minor flood-9,999 ftSource-backed threshold
Moderate flood-9,999 ftSource-backed threshold
Major flood-9,999 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

HGIFZ • stage8.92 ftValid Jun 6, 2026 at 1:00 AM CDT
HGIFZ • stage8.92 ftValid Jun 6, 2026 at 7:00 AM CDT
HGIFZ • stage8.92 ftValid Jun 6, 2026 at 1:00 PM CDT
HGIFZ • stage8.92 ftValid Jun 6, 2026 at 7:00 PM CDT
HGIFZ • stage8.92 ftValid Jun 7, 2026 at 1:00 AM CDT
HGIFZ • stage8.92 ftValid Jun 7, 2026 at 7:00 AM CDT

Observations

flow

13,900 cfs

Observed May 14, 2026 at 7:00 PM CDT

flow

12,900 cfs

Observed May 12, 2026 at 7:00 PM CDT

flow

13,000 cfs

Observed May 10, 2026 at 7:00 PM CDT

discharge

12,700 cfs

Observed May 9, 2026 at 7:00 PM CDT

discharge

12,900 cfs

Observed May 8, 2026 at 7:00 PM CDT

discharge

12,700 cfs

Observed May 7, 2026 at 7:00 PM CDT

discharge

12,700 cfs

Observed May 6, 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.