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NWS / NWPSSite ID: anfi4active

NWS / NWPS anfi4

Fourmile Creek at Ankeny NE 47th St--IFC

Fourmile Creek • Polk • IA

Latest public reading907.48 ftObserved Jun 21, 2026 at 11:00 AM CDT
TrendRisingNo forecast linked
Data freshness StaleObservation 127 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

Stage and discharge chart includes 7 observed points.

Line chart: Observed02004006008001.0K2026-06-022026-06-062026-06-142026-06-21
Data series

Flood-stage context

Source-published thresholds where available

Action915.5 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

Forecasts are not available for this gauge in RiverStat.us launch sources.

Observations

stage

907.48 ft

Observed Jun 20, 2026 at 7:00 PM CDT

stage

907.54 ft

Observed Jun 15, 2026 at 7:00 PM CDT

stage

908.04 ft

Observed Jun 13, 2026 at 7:00 PM CDT

stage

909.47 ft

Observed Jun 11, 2026 at 7:00 PM CDT

stage

907.79 ft

Observed Jun 5, 2026 at 7:00 PM CDT

stage

908.02 ft

Observed Jun 4, 2026 at 7:00 PM CDT

stage

907.43 ft

Observed Jun 1, 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.