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NWS / NWPSSite ID: ILNI2active

NWS / NWPS ILNI2

Mississippi River at Illinois City

Mississippi River • Rock Island • IL

Latest public reading9.33 ftObserved Jun 19, 2026 at 6:30 AM CDT
TrendRisingForecast available
Data freshness StaleObservation 3190 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 6 observed points and 16 forecast points.

Line chart: Observed, Forecast02468102026-05-102026-06-212026-06-232026-06-242026-06-25
Data series

Flood-stage context

Source-published thresholds where available

Action14 ftSource-backed threshold
Minor flood15 ftSource-backed threshold
Moderate flood16 ftSource-backed threshold
Major flood18 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

HTIFE • stage8.2 ftValid Jun 21, 2026 at 1:00 PM CDT
HTIFE • stage8 ftValid Jun 21, 2026 at 7:00 PM CDT
HTIFE • stage7.7 ftValid Jun 22, 2026 at 1:00 AM CDT
HTIFE • stage7.5 ftValid Jun 22, 2026 at 7:00 AM CDT
HTIFE • stage7.3 ftValid Jun 22, 2026 at 1:00 PM CDT
HTIFE • stage7.1 ftValid Jun 22, 2026 at 7:00 PM CDT

Observations

stage

9.33 ft

Observed Jun 18, 2026 at 7:00 PM CDT

stage

7.36 ft

Observed Jun 11, 2026 at 7:00 PM CDT

stage

4.53 ft

Observed Jun 4, 2026 at 7:00 PM CDT

stage

5.49 ft

Observed May 29, 2026 at 7:00 PM CDT

stage

6.26 ft

Observed May 18, 2026 at 7:00 PM CDT

stage

9.22 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.