# Dense Fog Advisory: Iowa; Dane; Jefferson; Lafayette; Green; Rock; Walworth — retained record

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

Canonical: https://highsignal.app/data/records/f05cd21463a9f524

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-27 03:07 ingested 2026-07-27 09:50

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

## extract

Dense Fog Advisory — Iowa; Dane; Jefferson; Lafayette; Green; Rock; Walworth
Severity: Moderate. Certainty: Likely.
* WHAT...For the Dense Fog Advisory, visibility as low as 1/2 mile
in dense fog. For the Heat Advisory, heat index values up to 101
expected.

* WHERE...Dane, Green, Iowa, Lafayette, Rock, Jefferson, and
Walworth Counties.

* WHEN...For the Dense Fog Advisory, until 8 AM CDT this morning.
For the Heat Advisory, from 10 AM this morning to 9 PM CDT this
evening.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses. Low visibility could make driving conditions hazardous.

## 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The historical document was shared with another weather alert and cannot be attributed to this record.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.