# Dense Fog Advisory: Kossuth; Winnebago; Worth; Palo Alto; Hancock; Cerro Gordo; Pocahontas; Humboldt; Wright; Franklin; Butler; Bremer; Sac; Calhoun; Webster; Hamilton; Hardin; Grundy; Black Hawk; Crawford; Carroll; Greene; Boone; Story; Marshall; Audubon; Guthrie; Cass — retained record

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

Canonical: https://highsignal.app/data/records/a547b6c9f31eb70a

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-06 00:43 ingested 2026-08-06 08:28

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

## extract

Dense Fog Advisory — Kossuth; Winnebago; Worth; Palo Alto; Hancock; Cerro Gordo; Pocahontas; Humboldt; Wright; Franklin; Butler; Bremer; Sac; Calhoun; Webster; Hamilton; Hardin; Grundy; Black Hawk; Crawford; Carroll; Greene; Boone; Story; Marshall; Audubon; Guthrie; Cass
Severity: Moderate. Certainty: Likely.
* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northern, central, and western Iowa. This
includes parts of I-35 in northern Iowa, parts of I-80 in western
Iowa, and much of US 20 and US 30 in western and central Iowa.

* WHEN...Until 10 AM CDT this morning.

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The historical document was shared with another weather alert and cannot be attributed to this record.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