# Small Craft Advisory: Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/9dc0a48678791a28

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-21 02:29 ingested 2026-07-21 08:26

[original source ↗](http://www.weather.gov/)

## extract

Small Craft Advisory — Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL
Severity: Minor. Certainty: Likely.
* WHAT...West winds to 25 kt today becoming north winds to 25 kt
this evening with significant waves to 9 ft occasionally to 12
ft on Wednesday expected.

* WHERE...Winthrop Harbor to Calumet Harbor IL.

* WHEN...Until 10 PM CDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.