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IA9 associated gaugesSource-backed records

Iowa River

Linked station records, forecasts, and alerts stay source-specific so the river page can show context without flattening it into a single safety score.

This page does not create a single river-wide condition or safety rating.

Associated gauges9Station-level records
Gauges with readings9Observation-capable records
Forecast availability44 linked forecast gauges
Last source updateAvailableJun 21, 2026 at 8:30 AM CDT

Current gauges on Iowa River

Station readings stay source-specific and compact for scanning.

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NWS / NWPS MIWI4

Iowa River at Marshalltown

IA

Stale
Flood contextForecast

Latest public reading

762 cfs

Observed May 14, 2026 at 8:00 AM CDT

Observation 54830 minutes old

NWS / NWPS CJTI4

Iowa River at Columbus Jct

IA

Stale

Latest public reading

8,980 cfs

Observed May 14, 2026 at 1:00 PM CDT

Observation 54530 minutes old

NWS / NWPS MROI4

Iowa River at Marengo

IA

Stale
Flood contextForecast

Latest public reading

14.62 ft

Observed Jun 19, 2026 at 4:00 PM CDT

Observation 2510 minutes old

NWS / NWPS BPLI4

Iowa River at Belle Plaine

IA

Stale
Flood context

Latest public reading

1,990 cfs

Observed May 14, 2026 at 10:00 PM CDT

Observation 53990 minutes old

NWS / NWPS IOWI4

Iowa River at Iowa City

IA

Stale
Forecast

Latest public reading

2,020 cfs

Observed May 14, 2026 at 11:00 PM CDT

Observation 53930 minutes old

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Persisted source data

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IA coverage

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